HP 280 G1 инструкция обслуживания

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Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации HP 280 G1. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции HP 280 G1 или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции HP 280 G1 можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций HP 280 G1, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции HP 280 G1 должна находится:
- информация относительно технических данных устройства HP 280 G1
- название производителя и год производства оборудования HP 280 G1
- правила обслуживания, настройки и ухода за оборудованием HP 280 G1
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск HP 280 G1 это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок HP 280 G1 и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта HP, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания HP 280 G1, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства HP 280 G1, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции HP 280 G1. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

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    Maintenance and Service Guide HP 280 G1 Microtower Business Desktop PC[...]

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    © Copyright 20 14 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice. Intel and Pentium are trademarks of Intel Corporation in the U.S. and other countries. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Microsoft, Windows, WIndows 7, a[...]

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    Safety warning notice WARNING! To reduce the possibility of heat -related injurie s or of overheating the device, do not place the device directly on your lap or obst ruct the device air vents. Use the devi ce only on a hard, flat s urface. Do not allow another h ard surface, su ch as an adjoining optional printer, or a soft surface, such as pillow[...]

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    iv Safety warning notice[...]

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    Table of contents 1 Product descript ion .... ........... .......... .......... .......... ........ .......... ......... ........... .......... ........ ... ...... ........... ........ ...... 1 2 Product Features .. ............ ........... ............. .............. ............ ............ ........... ............ ........ ............ .......[...]

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    SATA data cable . ................ .............. .................. ............. .............. .................. ............ ..... ............. ..... 19 SMART ATA drives ............... ................... ................ ..................... ................ ..................... .. ................. ................. 19 Cable management .[...]

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    7 Troubleshooting without di agnostics ...... ............. .............. .............. ................ ............. ............ .......... .......... 62 Safety and comfort ................. .............. .................. ............... ................. ............... ............ ....... ............... ............ 62 Before you call f[...]

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    Recovery using the Windows recovery USB flash drive ..................... .......................... 109 Recovery using Windows operating syst em media (purchase d separately) .............. 11 0 Backing up, restoring, and recover ing in Windows 7 .. .................. ............ .................. .............. ............ ............ 110 Cre[...]

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    1 Product description Category Description Product Name HP 280 G1 Microtower Business Desktop PC Processors Intel i3-4150 (3.5 GHz, 54 W; Intel HD Graphics 4400) Intel Pentium G3250 (3.2 GHz, 53W; Intel HD Graphics) Intel Celeron G1840 (2.8 GHz, 53W; Intel HD Graphics) Chipset Intel H81 Graphics Internal graphics: Intel Integrated HD Graphics Varie[...]

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    Category Description (1) PCIe x 16 (1) PCIe x 1 (1) PCI 2.1 External media cards HP Multi-Format Memory Card Reader slot, 6-in-1 Ports Rear I/O (4) USB 2.0 (2) USB 3.0 (1) Audio line out (1) Audio line in (1) RJ-45 (1) VGA (1) DVI-D (2) PS/2 standard (2) Serial port (1) Parallel port Front I/O (2) USB 2.0 (1) Headphone out (1) Microphone in Keyboar[...]

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    Category Description Microsoft Windows 8. 1 with Bing 64 bit Microsoft Windows 8.1 with Bing (Emerging Marke ts) 64 bit Microsoft Windows 7 Professional Edition 32 bit Microsoft Windows 7 Professional (National Academic) 32 bit Microsoft Windows 7 Professional (National Academic) 64 bit Ubuntu Linux FreeDos 2.0 SoftPaq: Windows 7 driver (64 bi t) W[...]

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    2 Product Features Standard Configuration Features Features may vary depe nding on the model. F or suppo rt assistance and to learn more about the hardw are and software installed on your computer mo del, run the HP Supp ort Assistant utility. 4 Chapter 2 Product Feature s[...]

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    Front panel components Drive configuration may vary by model. Some models have a bezel blank coveri ng the op tical drive bay. 1 Half-height Bay - supporting an optical disk drive (optional) 5 3.5 mm Microphone Jack 2 Dual- State Power B utton 6 3.5 mm Headphone Output 3 PC Status LED 7 6-in-1 Media Card Reader (optional) 4 (2) USB 2.0 P orts NOTE:[...]

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    Rear panel components Models with different s ets of I/O options are available, as shown in the following images. 1 Power cord connector 6 (2) USB 3.0 ports (left); (2) US B 2.0 ports 2 Serial port (optional) 7 VGA connector 3 Parallel port (optional) 8 DVI-D connector 4 Audio line in 9 (2) USB 2.0 ports 5 Audio line out 10 RJ-45 network connector [...]

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    1 Power cord connector 7 VGA connector 2 Serial port (optional) 8 Serial port 3 Printer port (optional) 9 DVI-D connector 4 Audio line in 10 PS/2 keyb oard and mouse connectors 5 Audio line out 11 ( 2) USB 2.0 ports 6 (2) USB 3.0 ports (left); ( 2) USB 2.0 ports 12 RJ-45 network connector NOTE: When a device is plugged into the blue Line-In Audio C[...]

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    Serial Number Location Each computer has a unique serial nu m ber and a product ID number that are located o n the exterior of the computer. Keep thes e numbers available f or use wh en contacting customer service fo r assistance. 8 Chapter 2 Product Feature s[...]

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    3 Illustrated parts catalog Computer major components Computer major components 9[...]

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    Item Description (1) Front bezel * Bezel blank (optical drive) (2) Access panel (3) Power supply 180W, APFC 180W, Estar6 180W, standard (4) System board (includes replace ment thermal material) For use in models without Windows 8.1 For use in models with Windows 8.1 Standard For use in models with Windows 8.1 Professional For use in NetClone models[...]

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    Misc parts Item Description (1) Fan sink (includes replacement ther mal material) (2) Speaker (3) 6-in-1 card reader (4) Fan (5) Graphics card , GeForce GT705 PCIe x16, 1 GB WLAN module (6) WLAN 802.11 a/b/g /n + Bluetooth 4.0 m odule Misc parts 11[...]

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    Item Description * WLAN/Bluetooth cad dy card * Printer port kit * Serial port kit * Hood sensor * SATA data cable , 10 inch * Rubber foot kit * Antenna (for use with 802.11 WLA N module) * Mouse HP, PS2, optical USB, unbranded HP, USB , optical * Keyboards PS/2 USB, HP USB, unbranded *not illustrated Drives Description Hard drives/Solid-state driv[...]

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    4 Routine care, SATA drive guidelines, and disassembly preparation This chapter provides ge neral servi ce inf ormation for the computer. Adherence to the procedures and precautions described in this chapter is essential for proper service. CAUTION: When the computer is plugged into an AC power source, voltage is always applied to the system board.[...]

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    Preventing electrostatic damage to equipment Many electronic components are sensitive to ESD. Circuitry des i gn and structure determine the degree of sensitivity. The following packaging and grounding prec autions are ne cessary to preven t damage to electric components and accessories. ● To avoid hand contact, transport pr oducts in static-safe[...]

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    Recommended materials and equipment Materials and e quipment that ar e recommended f or use in pr eventing stati c electricity in clude: ● Antistatic tape ● Antistatic smocks, aprons , or sleeve protectors ● Conductive bins and other assembly or soldering aids ● Conductive foam ● Conductive tabletop workstations with gr ound cord of one -[...]

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    ● Never cover the ventilation slots on th e monitor with any type of material. ● Install or enable power management functions of the operating system or other s oftware, including sleep states. Routine care General cleaning safety precautions 1. Never use solvents or flammable solutions to clean the computer. 2. Never immerse any parts in wate [...]

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    ● If you remove a key, use a specially designed ke y pu ller to prevent damage to the ke ys. This tool is available through many electronic supply outlets. CAUTION: Never remove a wide leveled key (like the spac e bar) from the keyboard. I f these keys are improperly removed or in stalled, the keyboard may not function properly. ● Cleaning unde[...]

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    Screws The screws used in the computer are not interchangeable. They may have standard or metric threads and may be of different lengths. If an incorrect screw is used during the reassembly process, it can damage the unit. HP strongly recommends that all screws removed du ring disassembly be kept with the part that was removed, then returned to the[...]

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    NOTE: Batteries, batte ry packs, and accumulators should not be disposed of to gether with the general household waste. In order to forward them to recycling or proper disposa l, please use the public collection system or return them to HP, their authorized partners, or their agents. SATA hard drives Serial ATA Hard Drive Characteristics Number of [...]

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    Cable management Always follow good cable management pr actices when working inside the computer. ● Keep cables away from majo r heat sources like the heat s ink. ● Do not jam cables on top of expansion c ards or memory modules. P rinted circuit cards li ke these are not designed to take excessive pressure on them. ● Keep cables clear of s li[...]

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    5 Removal and replacement procedures Adherence to the procedures and precautions described in this chapter is essential for proper service. After completing all necessary removal and replacement procedures, run the Diagnostics utility to verify that all components operate properly. NOTE: Not all features listed in this gu ide are available on all c[...]

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    Access panel To access internal components, yo u must remove the access pane l: 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ) 2. Loosen the captive screw on the rear of the access panel (1) , slide the computer back approximately 12 mm (1/2 inch) (2) , and then lift the acces s panel off the computer. Reverse th[...]

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    Front bezel 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ) 2. Remove the access panel ( Access panel on page 22 ) 3. Lift up the three tabs on the side of the bezel (1) , then rotate the bezel off the chassis (2) . Reverse this procedure to re place the front bezel. Front bezel 23[...]

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    Optical drive bezel blank On some models, there is a bezel blank covering th e optical drive bay. Remove the bezel blank before installing an optical drive. To remove the bezel blank: 1. Remove the access panel ( Access panel on page 22 ) 2. Remove the front bezel ( Front bezel on page 23 ) 3. To remove the be zel blank, press i nward on the two re[...]

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    Memory Description 4-GB, PC3L-128 00 2-GB, PC3L-128 00 The computer comes with double data rate 3 synchr onous dynamic random acces s memory (DDR3/DDR3L- SDRAM) dual inline memory modules (DIMMs). DIMMs The memory sockets on the system board can be populat ed with up to four indu stry-standard UDIM Ms. These memory sockets are populated w ith at le[...]

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    Installing DIMMs CAUTION: You must disconnect the power cord and wait appr oximately 30 seconds for the power to drai n before adding or removing memory modules. Regardless of the power-on state, voltage is alw ays supplied to the memory modules as long as the computer is plug ged into an active AC ou tlet. Adding or removing memory modules while v[...]

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    The computer should automatically recognize the additional memory the next time you turn on the computer. Expansion cards The computer has two PCI Express x1 expansio n slots, one PCI Express x16 expansion slot, and one PCI Express x16 expansion slot that is do wnshifted to a x4 slot. NOTE: You can install a PCI Express x1, x8, or x16 expansion car[...]

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    b. If you are removing a PCI Express x1 card, hold the card at each end and carefully rock it back and forth until the connectors pull free from the s ocket. Lift the card straight up then away from the inside of the chassis to re move it. Be sure not to scrape the card against other components. 28 Chapter 5 Removal and r eplacement procedures[...]

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    c. If you are removing a PCI Expr ess x16 card, pull the retention arm on the back of the expansi on socket away from the card and c arefully rock the card back and forth until the connectors pull free from the socket. Lift the card s tra ight up to remove it. Be sure not to scrape the card against other components. 6. Store the removed card in ant[...]

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    Drives Description Hard drives/Solid-state drives 1-TB 500-GB Optical drives DVD±RW dri ve DVD-ROM dri ve When installing drives, follow these guidelines: ● The primary Serial ATA (SATA) hard drive must be connected to the d ark blue primary SATA connector on the system board labeled SATA0. ● Connect an optical drive or secondary hard drive to[...]

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    CAUTION: To prevent loss of work and damage to the computer or drive: If you are inserting or removing a dr ive, shut down the operating system properly, turn off the computer, and unplug the power cord. Do not remove a drive wh ile the computer is on or in standby mo de. Before handling a drive, ensure that you are dis charged of static ele ctr ic[...]

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    Removing an optical drive 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ) 2. Remove the access panel ( Access panel on page 22 ) 3. Remove the front bezel ( Front bezel on page 23 ) 4. Disconnect the power cable and data cabl e from the back of the optical drive (1 ) . CAUTION: When removing the cables, pull the t[...]

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    Removing a hard drive NOTE: Before you remove the old hard dr ive, be s ure to back up the data from the old hard drive so that you can transfer the data to the new hard drive. 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ). 2. Remove the access panel ( Access panel on page 22 ). 3. Disconnect the power cable and[...]

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    Front I/O and power switch assembly 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ). 2. Remove the access panel ( Access panel on page 22 ). 3. Remove the front bezel ( Front bezel on page 23 ). 4. From the outside, f ront of the computer, re move the Torx scre w (1) that secures the front I/O assembly to the chas[...]

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    5. From the inside of the computer, remove the braided cable from the clip on the base pan. 6. If the front I/O cables are secured with a plastic tie to the sp eaker cable, cut the tie to separate the cables. Front I/O and power switch asse mbly 35[...]

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    7. Disconnect the three cabl es from the following system board connectors: F_AUDIO (yellow) F_USB1 (white ) F_PANEL (black) 8. Remove the assembly from the inside of the computer. To reinstall the assembly, re verse the removal procedure . 36 Chapter 5 Removal and r eplacement procedures[...]

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    Card reader 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ). 2. Remove the access panel ( Access panel on page 22 ). 3. Remove the front bezel ( Front bezel on page 23 ). 4. From the inside of the computer, disconnect the card reader cable fro m the F_USB2 system board connector. NOTE: Note that the card reader ca[...]

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    5. From the outside, f ront of the computer, re move the Torx scre w (1) that secures the card reader assembly to the chassis, and then pull the assembly away fr om the co mputer while threading the cable through the slot in the computer. 6. Remove the card reader from the inside of the computer. To reinstall the card reader, reverse the removal pr[...]

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    Heat sink CAUTION: The bond between the heat sink and the processor may be very tight. If the computer will power on, bef ore removing the he at sink, turn on the compu ter until it warms the heat sink. Warming the heat sink lessens the bond betw een the heat sink and th e processor, thereby making separating them easier. Make sure not to pull the [...]

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    Processor Description Intel Core i3-4150 processor, 3.5 GHz Intel Pentium G3250 processor, 3. 2 GHz Intel Celeron G1840 processor, 2.8 GHz 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ). 2. Remove the access panel ( Access panel on page 22 ). 3. Remove the heat sink ( Heat sink on page 39 ). 4. Rotate the locking[...]

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    Speaker 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ). 2. Remove the access panel ( Access panel on page 22 ). 3. From the outside, front of the chassis, remove the two Torx screws that secure the speaker to the chassis. Speaker 41[...]

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    4. If the speaker cab le is secured with a plastic tie to th e front I/O cables, cut the tie to separate the cables. 5. Disconnect the speaker cable from the sy stem board connector labeled IN T_SPKR. 42 Chapter 5 Removal and r eplacement procedures[...]

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    6. From the inside of the chassis, remove the speaker cable from the clip on the base pan. 7. Remove the speaker. To replace the speaker, re ve rse the removal procedures. Speaker 43[...]

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    Rear chassis fan 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ). 2. Remove the access panel ( Access panel on page 22 ). 3. From the rear of the c hassis, remo ve the three silver Phil lips screws that secure the fan to the rear of chassis. 4. From the inside of the chassis, if the fan cable is secured to the hoo[...]

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    6. Lift the fan out of the chassi s (3) . To install the fan assembly, reverse the removal proce dure. Be sure to orient the air flow out of the computer. Rear chassis fan 45[...]

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    Hood sensor 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ). 2. Remove the access panel ( Access panel on page 22 ). 3. From the inside of the chassis, if the hood sensor cable is secured to the fan cable with a plastic tie (1) , cut the tie to separate the cables. 4. Disconnect the hood sen sor cable from the red[...]

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    Power supply Description Power supply, 280W, 92% efficient Power supply, 280W, 90% efficient Power supply, 280W, 85% efficient (for use only in China) Power supply, 280W, standard 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ). 2. Remove the access panel ( Access panel on page 22 ). 3. From the outside, rear of t[...]

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    4. Disconnect the power supply cabl e from the ATX_PWR system board connector and the ATX_CPU system board connector. 5. Press the tab (1) on the base pan in front of the power supply that holds it in place. 6. Slide the power supply toward the f ront of the computer (2 ) , and then lift the power su pply out of the chassis (3) . To install the pow[...]

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    System board Description System board for use in models without Windows 8.1 System board for use in models w ith Windows 8.1 Standa rd System board for use in models w ith Windows 8.1 Professional System board for use in NetClone models 1. Prepare the computer for disassembly ( Preparation for disassembly on page 21 ). 2. Remove the access panel ( [...]

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    System board callouts Sys Bd Label Color Component Sys Bd Labe l Color Component X1PCIEXP2 Black Expansion card SATA3 Light blue Optical drive or second hard d rive X16PCIEXP Black Expansion card SATA0 Dark blue Hard drive SYS_FAN Red Fan SATA1 White Optical driv e or second hard d rive HOOD_SENSE White Hood sensor SATA 2 Orange Optical drive or se[...]

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    6 Computer Setup (F10) Utility Computer Setup (F10) Utilities Use Computer Setup (F10) Ut ility to do the following: ● Change factory default settings. ● Set the system date and time. ● Set, view, change, or verify the system confi guration, including settings for processor, graphics, memory, audio, storage, commu nications, and input devices[...]

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    Using Computer Setup (F10) Utilities Computer Setup can be accessed only by turning the com puter on or restarting th e system. To access the Computer Setup Utilities menu , complete the following s teps: 1. Turn on or restart the computer. 2. Repeatedly press F10 when the monitor light turn s green to access the utility. You can also press Esc to [...]

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    Computer Setup—File NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 6-1 C omputer Set up—File Option Description System Information Lists: ● Product name ● Manufacturer ● SKU number ● Processor type/speed/stepping ● Installed memory size/speed, number of cha nnels (single or du[...]

  • Страница 62

    Computer Setup—Storage NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 6-2 C omputer Setup—S torage Option Description Device Configuration Lists all installed BIOS-c ontrolled storage devices. When a device is selected, detailed information an d options are displayed. The following opti[...]

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    Table 6-2 Computer Setup—Storage (continued) NOTE: MS-DOS drive lettering assignments may not a pply after a non-MS-DOS operating system has started. Shortcut to Temporarily Override Boot Order To boot one time from a device other than the default devi ce specified in Boot Order, restart the computer and press Esc (to access the boot menu) and th[...]

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    Table 6-3 Computer Setup—Secu rity (contin ued) Device Security Allows you to set Device Available/D evice Hidden (default is Device Availa ble) for: ● Embedded security device ● System audio ● Network controller ● Serial port (if applicable) ● Parallel port (if applic able) ● SATA ports (varies by model) USB Security Allows you to se[...]

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    Table 6-3 Computer Setup—Secu rity (contin ued) System Security (these options are hardware dependent) NOTE: Available options are displayed depending on system configuration. Data Execution Prevention (enable/disable) - Helps prevent operating system se curity breach es. Default is enabled. SVM CPU Virtualization (enable/disabl e) - Controls the[...]

  • Страница 66

    Computer Setup—Power NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 6-4 Computer Setup—Power Option Description OS Powe r Mana gement ● Runtime Power Management—Enable/D isable. Allows certain operating systems to reduce processor voltage and frequency when the current software load[...]

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    Computer Setup—Advanced NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 6-5 Computer Setup—Advanced (for advanced users) Option Heading Power-On Options Allows you to set: ● POST mode (QuickBoot, Clear Memory , FullBoot, or FullBoot Every x Days). ◦ QuickBoot (default) = Do not clea [...]

  • Страница 68

    Table 6-5 Computer Setup—Advanced (for advanced users) (continued) Select the Legacy device's I RQ, DMA, and I/O Range. The settin gs may not take effe ct for all oper ating systems. To hide a device from the operat ing system, see Security > D evice Security. Bus Options Allows you to enable or disable: ● PCI SERR# Generation. Default [...]

  • Страница 69

    Table 6-5 Computer Setup—Advanced (for advanced users) (continued) ● Use Proxy (Enabled/Disabled) . When enabled, displays Proxy Address field to configure the URL of the proxy server. Default is disabled. Update BIOS via Network Allows you to use F10 Setup to check for BIOS updates from hp.com and apply t hem using either a manual selection or[...]

  • Страница 70

    7 Troubleshooting without diagnostics This chapter provides information on how to identify and correct minor problems, such as USB devi ces, hard drive, optical drive, graphics, audio, memory, and sof tware problems. If you encou nter proble ms with the computer, refer to the ta bles in this chapter for probable causes and recommended solutions. NO[...]

  • Страница 71

    If it become s necessary to call for technical assistance, be prepared to do the followi ng to ensure th at your service call is handled properly: ● Be in front of your computer when you call. ● Write down the computer serial nu mber, product ID num ber, and moni tor serial n umber before calling. ● Spend time troubleshooting the prob lem wit[...]

  • Страница 72

    ● If you have installed an operating system other than the factory-installed operating system, check to be sure that it is supported on the system. ● If the system has multiple video so urces (embedded, PCI, or PCI-Express adapters) installed (embedded video on some mo dels only) and a s ingle monitor, the monitor must be pl ugged into the moni[...]

  • Страница 73

    Computer date and time display is incorrect. Cause Solution RTC (real-time clock) battery may need to be replaced. NOTE: Connecting the computer to a live AC outlet prolongs the life of the RTC battery. Reset the date and time under Control Panel (Computer Setup can also be used to update the RTC date and time). If the problem persists, replace the[...]

  • Страница 74

    Poor performance. Cause Solution Processor is too hot. 1. Make sure airflow to the com puter is not blocked. Leave a 10.2-cm (4-inch) clearance on all vented sides of the computer and ab ove the monitor to permit the re quired airflow. 2. Make sure fans are connected and working properly (some fans only operate when needed). 3. Make sure the proces[...]

  • Страница 75

    Computer powered off automatically and the Pow er LED flashes Red two times, once every second, followed by a tw o second pause, and the computer beep s two times. (Beeps stop after fifth iteration but LEDs continu e flashing). Cause Solution Processor thermal protection activated: A fan may be blocked or not tu rning. OR The heat sink is not prope[...]

  • Страница 76

    Solving power problems Common causes and solutions for power prob lems are listed in the following table. Power supply shuts down intermittently. Cause Solution If equipped with a voltage select or, voltage selector switch on rear of comput er chassis (some models) not switched to correct line voltage (115 V or 230V). Select the proper AC voltage u[...]

  • Страница 77

    Solving hard drive problems Hard drive error occurs. Cause Solution Hard disk has bad se ctors or has failed. 1. In Win dows 7, click Start , click Computer , and right-clic k on a drive. Selec t Properties , and then select the Tools tab. Under Error-checking click Check Now . In Windows 8.1, on the Start screen type e , and then select File Explo[...]

  • Страница 78

    Nonsystem disk/NTLDR missing message. Cause Solution The system is trying to start from t he hard drive bu t the hard drive may have been damag ed. ▲ Perform Drive Protection Syst em (DPS) testing in system ROM. System files missing or not properly installed. 1. Insert bootable media and restart the com puter. 2. Boot to the windows installation [...]

  • Страница 79

    Solving media card reader problems Media card will not work in a digital camera after formatting it in Windows. Cause Solution By default, Wind ows will format a ny media card with a capacity greater than 32M B with the FAT3 2 format. Some di gital cameras use the FAT (FAT16 & FAT12) form at and can not operate wi th a FAT32 formatt ed card. Ei[...]

  • Страница 80

    Do not know how to remove a media card correctly. Cause Solution NOTE: Never remove the card when the green LED is flashing After installing the media card reader and booting to Windows, the reader and the inserted ca rds are not recognized by the computer. Cause Solution The operating system needs time to recognize the device if the reader was jus[...]

  • Страница 81

    Blank screen (no video). Cause Solution Monitor cable is plugged into the wrong connector. Systems may have a monitor connection on both the motherboard or an add-in card. Try moving the monitor connection to a different connecto r on the back of the comput er Monitor settings in the c omputer are not comp atible with th e monitor. 1. In Contr ol P[...]

  • Страница 82

    Blank screen and the p ower LED flashes Red seven times, once ev ery second, followed by a two second pause, and the computer beeps seven times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution System board failure (ROM detected failure prior to video). Replace the system board. Monitor does not function properly wh en [...]

  • Страница 83

    Image is not centered. Cause Solution Position may need adjustment. Press the monito r's Menu button to access th e OSD menu. Select ImageControl/ Horizontal Position or Vertical Position to adjust the horizontal or vertical position of the image. “No Connection, Check Signal Cable” displays on screen. Cause Solution Monitor video cable is[...]

  • Страница 84

    High pitched noise c oming from inside a flat panel monitor. Cause Solution Brightness and/or contrast settings are too high . Lower brightness and/or contr ast settings. Fuzzy focus; streaking, ghosting, or shadow ing effects; horizontal scrolling lines; fa int vertical bars; or unable to center th e picture on the screen (flat panel monitors usin[...]

  • Страница 85

    Sound does not come out of the speaker or headphones. Cause Solution Software volume contr ol is turned down or muted. Double-click the Speaker icon on the taskbar, then make sure that Mute is not sel ected and use the volu me slider to adjust the volume. NOTE: In Windows 8.1, the task bar is available a t the bottom of the Desktop screen. Audio is[...]

  • Страница 86

    Computer appears to be locked up while recording audio. Cause Solution The hard disk may be full. Before recording, make sure there is enough free space on the hard disk. You can also try recording t he audio file in a compressed format. Line-in jack is not functioning properly. Cause Solution Jack has been reconfigured in the audio driver or appli[...]

  • Страница 87

    Printer will not print. Cause Solution If you are on a network, you ma y not have made th e connection to the printer. Make the proper network connections to the printer. Printer may have failed . Run printer self-test. Printer will not turn on. Cause Solution The cables may not be connected pr operly. Reconnect all cables and check the power cord [...]

  • Страница 88

    Keyboard commands and typing are not recogn ized by the computer. Cause Solution Keyboard connector is not properly connected. Shut down the c omputer, reconnec t the keyboard to t he back of the computer, and then restart the computer. Program in use has stopped responding to commands. Sh ut do wn your computer us ing the mouse and then restart th[...]

  • Страница 89

    Mouse does not respond to movement or is too slow. Cause Solution Mouse may need repair. S ee the Worldwide Limited Warranty for terms and conditions. Computer is in Sleep state. Press the power button to resume from Sleep state. CAUTION: When attempting to resume f rom Sleep state, do n ot hold down the power button fo r more than four seconds. Ot[...]

  • Страница 90

    Table 7-1 Solving Hardware Installation Problems (continued) A new device is not recogn ized as part of the system. Cause Solution To access Device Manager in Wi ndows 7, click Start , select Control Panel , and then select Device Manager . To access Device Manager in Wind ows 8.1, from the Start screen, type c , select Contr ol Pane l from the lis[...]

  • Страница 91

    Power LED flashes Red six times, once every second, followed by a two sec ond pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs c ontinue flashing.) Cause Solution Graphics card (some models) is not seated properly or is bad, or system board is bad. For systems with a graphics card: 1. Reseat the graphics card. Pow[...]

  • Страница 92

    Table 7-2 Solving Network Problems (continued) Wake-on-LAN feature is not func tioning. Cause Solution 1. From the Start screen , type c , and the n select Control Panel from the list of applications. 2. Select Network and Sharing Center , and then click th e Ethernet link next to the connection. 3. Click the Properties button. 4. Click the Co nfig[...]

  • Страница 93

    Table 7-2 Solving Network Problems (continued) Network status link light never flashes. NOTE: The network status light is supposed to flash whe n there is network activity. Cause Solution To access Device Manager in Wi ndows 7, click Start , select Control Panel , and then sele ct Device Manager . To access Device Manager in Windows 8.1, from the S[...]

  • Страница 94

    Network controller stopped working when an expansion board was added to the computer. Cause Solution Network controller interrupt is shared with an expansion board. Under the Computer Setup Advanced menu, change th e resource settings for the board. The network controller requires drivers. Verify that the driv ers were not accidenta lly deleted whe[...]

  • Страница 95

    CAUTION: Power may still be supplied to the DIMMs when the computer is turned off (d epending on the Management Engine (ME) settings). To avoid damage to the DIMMs or the system bo ard, you must unplug the computer power cor d before attempting to reseat, inst all, or remove a memory module. For those systems that support ECC memory, HP does not su[...]

  • Страница 96

    Power LED flashes Red five times, onc e every second, followed by a two second pause, and the comp uter beeps five times. (Beeps stop after fifth iteration but LEDs c ontinue flashing.) Cause Solution Memory is installed incorrectly or is bad. 1. Reseat DIMMs. Power on the system. 2. Replace DIMMs one at a time to isolate the faulty module. 3. Repl[...]

  • Страница 97

    CD-ROM or DVD devices are not detected or driver is not loaded. Cause Solution Drive is not connected properly or not properly configured . See the document ation that came with t he optional device. Movie will not play in the DVD drive. Cause Solution Movie may be regionalized for a different country. S ee the documentation th at came with the DV [...]

  • Страница 98

    Recording or copying CDs is difficult or impossible. Cause Solution Wrong or poor quality media type. 1. Try using a slower speed when recording. 2. Verify that you are using the cor rect media for the drive. 3. Try a different brand of media. Quality va ries widely between manufacturers. Solving USB flash drive problems If you encounter USB flash [...]

  • Страница 99

    Solving front panel component problems If you encounter problems with de vices connected to the front panel, refer to the common causes and solutions listed in the following table. A USB device, headphone, or microphone is not recogn ized by the computer. Cause Solution Device is not properly connec ted. 1. Turn off the computer. 2. Reconnect the d[...]

  • Страница 100

    Unable to connect to the Internet. Cause Solution 3. In the Browsing history section on the General tab, click the Delete button. 4. Select the Cookies check box and click the Delete button. Windows 8.1: 1. From the Start screen , type c , and the n select Control Panel from the list of applications. 2. Click Internet Options . 3. In the Browsing h[...]

  • Страница 101

    Computer will not continue after HP logo screen displays. Cause Solution Windows from starting correctly. Windows Startup Repair is one of the recovery tools in the System Recovery Options me nu. You can also create a system repair disc that cont ains the Syste m Recovery Options menu. If the problem is severe enough that Startup Repair doesn'[...]

  • Страница 102

    8 POST error messages This appendix lists the error codes, error messages , and the various indicator light and audible sequences that you may encounter during Power- On Self-Test (POST) or computer r estart, the probable source of the problem, and steps you can take to resolve the error condition. POST Message Disabled suppresses most system me ss[...]

  • Страница 103

    Control panel message Description Recommended action 2. In Computer Set up, set Advanced > Device Options > NIC PXE Option ROM Download to DISABLE to prevent PXE option ROM for the internal NIC from being downloaded during POST to free more memory for an expansion card's option ROM. Internal PXE option ROM is used for booting from the NI[...]

  • Страница 104

    Control panel message Description Recommended action 219-ECC Memory Module Detected ECC Modules not supported on this Platform Recently added memory module(s) support ECC memory error correction. 1. If additional memory was recently adde d, remove it to see if the problem remains. 2. Check product documentation for memory support information. 301-K[...]

  • Страница 105

    Control panel message Description Recommended action 515-Power Supply fan not detec ted Power s upply fan is not connected or may have malfunctioned. 1. Reseat power supply fan. 2. Reseat fan cabl e. 3. Replace power supply fan. 601-Diskette Con troller Error Diskette co ntroller circuitry or floppy drive circuitry incorrect . 1. Check and/or repla[...]

  • Страница 106

    Control panel message Description Recommended action 1720-SMART Hard Drive D etects Imminent Failure Hard drive is about to fail. (Some hard drives have a hard drive firmware patch that will fix an erroneous error message.) 1. Determine if hard drive is giving correct error message. Run the Drive Protection System test under using F2 Diagnostics wh[...]

  • Страница 107

    Control panel message Description Recommended action Network Server Mode Active a nd No Keyboard Attached Keyboard failure while Network Server Mode enabled. 1. Reconnect keyb oard with computer turned off. 2. Check connector for bent or missing pins. 3. Ensure that none of the keys are depressed. 4. Replace keyboard. Parity Check 2 Parity RAM fail[...]

  • Страница 108

    Interpreting POST diagnostic fr ont panel LEDs and audible codes This section covers the front panel LED codes as well as the audible codes that may occur before or during POST that do not neces sarily have an error c ode or text message associated with them. WARNING! When the computer is plugged into an AC power source, voltage is always applied t[...]

  • Страница 109

    Activity Beeps Possible cause Recommended action 2. Replace DIMMs one at a time to isolate the faulty module. 3. Replace third-party memory with HP memory. 4. Replace the system board. Red Power LED flashes six times, once every second, followed by a two second pause. Beeps stop after fif th iterati on but LEDs continue until problem is solved. 6 P[...]

  • Страница 110

    Activity Beeps Possible cause Recom mended action 1. Check that the unit is plugged into a working AC outlet. 2. Open hood and check that the power button harness is properly connected to the system board. 3. Check that both power supply cables are properly connected to the system board . 4. Check to see if the 5V_aux light on the system board is t[...]

  • Страница 111

    9 Password security and resetting CMOS This computer supports se curity password features, which can be established through the Comp uter Setup Utilities menu. This computer supports two security password features that are established th rough the Computer Se tup Utilities menu: setup password and po wer-on password. When you establish only a setup[...]

  • Страница 112

    1. Shut down the operating syst em properly, then turn of f the computer and any external de vices, and disconnect the power cord from the power outlet. 2. With the power cord disconnected, press the power button again to dr ain the syste m of any residual power. WARNING! To reduce the risk of personal injury from electrical shock and/or hot surfac[...]

  • Страница 113

    3. When the key icon appears, type your current password, a slash (/) or alternate delimiter character, your new password, another slash (/ ) or alternate delimiter character, and your new password again as shown: current password/new password/new password NOTE: Type the new password carefully s ince the characters do not appear on the screen. 4. P[...]

  • Страница 114

    10 HP PC Hardware Diagnostics To help troubleshoot and diagnose failures, use the UEFI-based hard ware diagnostic solution that HP includes on all products . This tool can ev en be used if the computer will not b oot to the operating system. Why run HP PC Hardware Diagnostics The HP PC Hardware Diagnostic tools simplify the pr ocess of diagnosing h[...]

  • Страница 115

    1. Go to http://www.hp.com . 2. Point to Support, located at the top of the page, and then click Download Drivers . 3. In the text box, enter the product name, and then click Go . – or – Click Find Now to let HP automaticall y detect your product. 4. Select your computer mo del, and then select your operating system. 5. In the Diagnostic sectio[...]

  • Страница 116

    11 System backup and recovery Backing up, restoring, and recovering in Windows 8.1 or Windows 8 Your computer includes tools provided by HP an d Windows to help you sa feguard your information and retrieve it if you ever need to. These tools will help y ou return y our compute r to a proper working state or even back to the origi nal fact ory state[...]

  • Страница 117

    Using Reset when the sy stem is not responding NOTE: You may be prompted by User Account Control fo r your permission or password when you perform certain tasks. To continue a task, select the appropri ate option. For information about User Account Control, see Help and Support. From the Start screen, type help , and then select Help and Support . [...]

  • Страница 118

    Recovery using Windows operating sy stem media (purchased separately) To order a Windows operating system DVD, contact support. Go to http://www.hp.com/ support , select your country or region, and follow the on-screen instructions. CAUTION: Using Windows operating system media compl etely erases the hard drive contents and reformats the hard drive[...]

  • Страница 119

    1. After you successfully set up the com puter, create recovery media. This media can be used to reinstall the original operating system in cases where the hard drive is corru pted or has been replaced. See Creating recovery media on page 111 . 2. As you add h ardware and software p rograms, create system restore points. A system res tore point is [...]

  • Страница 120

    NOTE: Do not use me dia cards for creating recovery media. The system may not be able to boot up from a media card and you may not be able to run system recovery. To create recovery discs: 1. Close all open programs. 2. Click the Start button, click All Programs , click Security and Protection , click Recovery Manager , and then click HP Recovery M[...]

  • Страница 121

    1. Select Start > All Programs > Productivity and Tools > HP Recovery Disc Creator . 2. Select Windows disk . 3. From the drop-down menu, select the drive for burning the recovery media. 4. Click the Create button to start the burning process. Label the di sc after you create it, and s tore it in a secure place. After the Windows 7 operati[...]

  • Страница 122

    1. Close all open programs. 2. Click the Start button, right-click Computer , and then click Properties . 3. Click System protection , System Restore , cli ck Next , and then follow the on-scree n instructions. System Recovery WARNING! This procedure will delete a ll u ser information. To prevent loss of information, be sure to back up all user inf[...]

  • Страница 123

    6. Under I need help immediately , click System Recovery . 7. Select Yes , and then click Next . Your computer restarts. 8. When the computer restarts, you will see the Recovery Manager welcome screen again. Under I need help immediately , click System Recovery . If you are prompted to back up your files, and you have not done so, select Back up yo[...]

  • Страница 124

    6. If Recovery Manager asks if you want to run Syst em Recovery from Media or Hard Drive, select Media . On the Welcome screen, under I need help immediately , click Factory Reset . 7. If you are prompted to back up your fi les, and you have not don e so, select Back up your files first (recommen ded) , and then click Next . Otherwise, select Recov[...]

  • Страница 125

    After the repair is completed: 1. Eject the Windows 7 operating sy stem DVD and then insert the Driver Recovery DVD. 2. Follow the on-screen instructions to install the Ha rdware Enabling Driv ers first, and then ins tall Recommended App lications. Backing up, restoring, and recovering in Windows 7 117[...]

  • Страница 126

    A Battery replacement The battery installed on the computer provides power to the real-time cl ock . When replacing the battery, use a battery equivalent to the battery originally installed on the computer. The computer has a 3-volt lithium coin cell battery installed. WARNING! The computer contains an in ternal lithium manganese dioxide battery. T[...]

  • Страница 127

    8. To insert the new battery, slide one edge of the replac ement battery under the lip of the holder with the positive side up. Push the other edge down until the clamp s naps over the other edge of the battery (2) . 9. Replace the access panel. 10. Plug in the computer and turn on power to the computer. 11. Reset the date and time, your passwords,[...]

  • Страница 128

    B Power Cord Set Requirements The power su pplies on some co mputers have ex ternal power switch es. The v oltage select switch feature on the computer permits it to operat e from any line voltage b etween 1 00-120 or 220-240 volts AC. Power supplies on those computers that do not have external power switches are equipp ed with internal switches th[...]

  • Страница 129

    Country-Specific Requirements Additional requirements specific to a country are shown in parentheses and explained below. Country Accrediting Agency C ountry Accrediting Agency Australia (1) Austria (1) Belgium (1) Canada (2) EANSW OVE CEBC CSA Italy (1) Japan (3) Norway (1) Sweden (1) IMQ METI NEMKO SEMKO Denmark (1) Finland (1) France (1) Germany[...]

  • Страница 130

    C Statement of Volatility HP confirms that Intel-based business desktop HP 280 G1 Microtower Business DT PC contains DDR3 volatile memory (memory amount depends on the customer con figuration). In addition, the motherboard in the condition originally shipped without subsequent modi fication or the addition or installation of any applications, featu[...]

  • Страница 131

    10. To clear the Setup or Power-On passwords if set , and clear any othe r settings, power down the computer and remove the AC power cord and the computer hood. 11. Locate the green two pin password jumper on header E49 (labeled PSWD) and remove it. 12. Remove the AC power, wait 10 seconds until the unit AC power has drained out, then press the cle[...]

  • Страница 132

    D Specifications Specifications Chassis Height Width Depth 14.13 in 6.5 in 13.98 in 35.88 cm 16.5 cm 35.5 cm Approximate Weight 15.51 lb 7. 05 kg Temperature Range Operating Nonoperating 50° to 95°F -22° to 140°F 10° to 35°C -30° to 60°C NOTE: Operating temperature is derated 1.0° C per 300 m (1000 ft) to 3000 m (10 ,000 ft) above sea leve[...]

  • Страница 133

    ER e c y c l i n g When a non-rechargeable or rechargeable battery has reached the end of its useful life, do not dispose of the battery in general household waste. Follow the local la ws and regulations in your area for battery disposal. HP encourages customers to recycle used electronic ha rdware, HP original print cartridges, and rechargeable ba[...]

  • Страница 134

    Index A access panel illustrated 10 locked 65 removal 22 audible cod es 100 audio problems 76 audio, product description 1 B backup and recovery, Windo ws 7 110 Backup and Restore, Windows 7 113 backups creating Windows 7 111, 113 battery disposal 18 battery replacement 118 beep codes 100 booting options Full Boot 94 Quick Boot 94 C cable managemen[...]

  • Страница 135

    HP PC Hardware Diagnostics (UEFI) downloading 106 HP Recovery Disc Creator, using 112 I installing battery 118 drive cables 30 expansion card 27 memory 25 Internet access problems 91 K keyboard cleaning 16 product descript ion 2 keyboard problems 79 L LEDs blinking PS/2 keyboard 100 M media card reader problems 71 memory installation 25 problems 86[...]

  • Страница 136

    removal and replacement card reader 37 front I/O panel 34 heat sink 39 hood sensor 46 power supp ly 47 processor 40 rear chassis fan 44 speaker 41 system board 49 removing access panel 22 battery 118 bezel blank 24 expansion card 27 front bezel 23 hard drive 33 optical drive 32 resetting CMOS 103 password jumper 103 restoring the hard drive, Window[...]