Acer G7710 SERIES manual

User Guide[...]

Changes may be made peri odically to the infor mation in this publication without obligation to notify any person o f such revisions o r change s. Su ch chan ges will b e incorp orated in new editions of this manual or supplementary documents and publ ications. This company makes no representations or warra nties, either expre ssed or implied, with[...]

iii Information for your safety and comfort Safety instructions Read these instructions carefully. Keep this document for future reference. Follow all warnings and instruct ions marked on the product. Turning the product off before cleaning Unplug this product from the wall outlet before cleaning. Do not use liq uid cleaners or aerosol cleaners. Us[...]

iv • Do not overload a power outlet, strip or receptacle by plugging in too many devices. The overall system load must n ot exceed 80% of the branch circuit rating. If power strips are used , the load should not exceed 80% of the power strip's input rating. • This product's AC adapter is equipped with a three-wire grounded plug. The p[...]

v Note: Adjust only those controls that are covered by the operating instructions, since improper adju stment of other controls may result in damage and will often requ ire extensive work by a qualified technician to restore the pro duct to normal co ndition. CAUTION: Danger of exp losion if battery is incorrectly replaced. Replace only with the sa[...]

vi Tips and information for comfortable use Computer users may complain of eye strain and headaches after prolonged use. Users are also at risk of physical injury after long hours of working in front o f a computer. Long work periods, bad posture, poor work habits, stress, inadequate working conditions, p erson al health and other factors greatly i[...]

vii • Give your eyes regular breaks by looking away from the m onitor and focusing on a distant point. • Blink frequently to keep your eyes from drying o ut. Display • Keep your display clean. • Keep your head at a higher level than the top edge o f the display so your eyes point downward when looking at th e middle of the display. • Adju[...]

viii[...]

Contents Information for your safety and comfort iii Safety instructions iii Disposal instructions v Tips and information for comfortable use vi 1 First things first 1 Specifications 2 Package contents 5 Accessing the User Guide 5 2 System tour 7 External and internal structure 8 Closed front panel 8 Front panel 10 Using the memory card reader 12 R[...]

x Connect to a broadband netw ork 29 Individual network configura tion 30 Connect to p ower 30 Turning on your computer 32 Turning off your computer 34 4 Using your desktop 35 Using the keyboard(optional) 36 Using the mouse(optional) 38 Using the optical drive 39 Taking care of your optical disks 40 Connecting options 41 Printer 41 IEEE 1394 devi c[...]

xi Acer eRecovery Mana gement 66 7 Frequently asked questions 69 Frequently asked questions 70 Recovering your system 72 8 Regulations and safety notices 77 Regulations and safety notices 78 FCC notice 78 Modem notices 79 Laser compliance statement 81 LCD pixel statement 82 Radio device regulatory notice 82 General 82 European Union (EU) 82 The FCC[...]

xii[...]

1 First things first[...]

1 First things first 2 English Specifications Operating system Genuine Windows Vista ® Home Premium (64-bit) Processor Intel ® Core TM i7 processor Extreme Edition (up to 1600 MHz FSB) Intel ® Core TM i7 processor Chipset North Bridge: Intel ® X58 chip set South Bridge: Intel ® I CH10R chipset System memory Up to 12 GB of DDR3 1066 MHz SDRAM ([...]

3 English Graphics Enabled ATI CrossFireX TM : • Two ATI Radeon TM HD 4870 X2 graphics cards • Two ATI Radeon TM HD 4870 graphics cards • Two ATI Radeon TM HD 4850 graphics cards 3x PCI Express ® 2.0 x16 graphics card support Audio 2 nd Generation Dolby ® Home Theate r ® audio enhancement, featuri ng Dolby ® Digital, Dolby ® Pro Logic ®[...]

1 First things first 4 English Note: The specificat ions listed above ar e for refer ence only. The exact configuration of your PC de pends on the model p urchased. I/O expansion Three PCI Express ® x16 slots (one full x16 slot, two x8 refitted to x16 size) Two PCI Express ® x1 slo ts PCI Express ® x8 slot PCI 2.3 5 V slot Software Acer Empoweri[...]

5 English Package contents Before you unpac k your computer, make sure that y ou have enough space to set up your computer. Carefully unpack the carton and rem ove the contents. If any of the following items are missing or damaged, contact yo ur dealer immediately: • Aspire G 7710 • Items co ntained in the accessory b ox • USB keybo ard • U[...]

1 First things first 6 English[...]

2 System tour[...]

2 System tour 8 English External and internal structure Closed front panel[...]

9 English No Component 1 Hinge screws x 4 2 Door hinges x 4 3 Bezel door[...]

2 System tour 10 English Front panel[...]

11 English No Icon Component 1 USB 2.0 ports 2 Microphone/lin e-in jack 3 Headphone/line- out jack 4 Power button/power indicator 5 Optical disk drives 6 XD (eXtreme Digital) slot 7 USB 2.0 port 8 IEEE 1394 port (4-pin) 9 CF I/II (CompactFlash Typ e I/II) slot 10 Drive bay door 11 Easy-swap hard disk cartridge (1~4) 12 MS/MS Pro (Memory Stick/M emo[...]

2 System tour 12 English Using the memory card reader Your computer supports multi-medi a card slots. These slots are useful for transferring da ta to and from the following memory cards to your computer. • CompactF lash ® (Type I and II) •C F + ™ Microdrive • M ultiMediaCard (MMC) •M M C mobile ™ • Reduced -Size MultiMediaCard (RS-M[...]

13 English To remove a memor y card: 1 Before ejecting a card: • Exit the app lication using the card. • Left-click o n the Safely Remove Hardware icon on the Windows taskbar and stop the card operation. 2 Gent ly press the card further into the slot to pop it out. 3 Pull out the card from the slot .[...]

2 System tour 14 English Rear panel[...]

15 English No Icon Component 1 Power supply 2 PS/2 mouse port 3 System fan 4 Network ports 5 Headphone/line-ou t/front speaker jack 6 Audio-in/li ne-in jack 7 Expansion slot locks 8 S-video port 9D V I p o r t 10 Rear speaker jack 11 Center speaker/subwoofer jack 12 Microphone/line-in jack 13 S/PDIF jack 14 USB ports 15 IEEE 1394 port (6-pin) 16 eS[...]

2 System tour 16 English 18 PS/2 keyboard port 19 Power connector 20 Main power switch No Icon Component[...]

17 English System board Mainboard[...]

2 System tour 18 English Code Component PWR1 Power connector CPUFAN1 Processor fan cable connector DIMM1~6 System memory slots JPWR1 24-pin ATX power connector SATA1~6 SATA data cable connectors SYSFAN1~5 System fan cable connector F_PANEL1 Front panel connector JUSB1~3 Front USB connectors J1394_1 IEEE 1394 connector JAUD1 Front panel audio co nne[...]

19 English Back panel I/O Code Color Component Mouse Green PS/2 mouse port Keyboard Purple PS/2 keyboard port CLR_CMOS Clear CMOS b utton eSATA eSATA ports 1394 IEEE 1394 port (6-pin) LAN Network ports USB ports USB ports CS-Out Orange Center speaker/subwoofer jack (in 5.1/7.1 channel mode) RS-Out Black Rear speaker/surround out jack (in 4/5.1/7.1 [...]

2 System tour 20 English System board switches and connectors The System board switches are easy to turn off or reset the co mputer when user testing the system. IDE connector (for selected models) The IDE connector supports IDE hard disk drives, optical disk drives, and other IDE devices. Important: If you ins tall two IDE devices on the same cabl[...]

21 English Serial ATA connector: SATA1~6 The six serial ATA connectors (SATA1-6) is a high-speed Serial ATA interface port. Each connector can con nect to one Serial ATA devic e. Important: Please do not fold the Serial ATA cable into 90-degree angle. Otherwise, data loss m ay occur during transmiss ion. Fan power connectors The fan power connector[...]

2 System tour 22 English Front panel connectors The front panel connectors (F_PANEL1) are for electrical connec tion to the front panel switches and LEDs. F_PANEL1 front panel pin defin ition Serial port connector (for selected models) The serial port connector (JCOM1) is a 16550A high speed communication port that sends/receives 16 bytes FIFOs and[...]

23 English System LED indicators Front and rear panel LED indicators Indicator Location Color Stat us Description Power Front panel (Power button) Blue On System has AC power and is powered on Blinking System is in standby mode HDD Front panel (Easy-swap HDD) Green Blinking Ongoing HDD ac tivity Amber On Easy- swap HDD failure Green/ Amber Flashing[...]

2 System tour 24 English[...]

3 Setting up your computer[...]

3 Setting up your comp uter 26 English Arranging a comfortable work area Working safely and comfortably begins with the arrangement of your work space and the proper use of equipm ent. For this reason, it is very important to take time and think about ho w you are going to arrange your work area. Refer to the diagram on the following page as you se[...]

27 English Take note of the following when selecting a location for your computer: • Do n ot put your computer near any equipment that m ight cause electromagnetic or radio frequency interference, such as radio transmitters, televisions, copy machin es or heating and ai r-conditioning equipment. • Avoid dusty areas and extremes of temperature a[...]

3 Setting up your comp uter 28 English Connecting the computer Setting up your computer is easy. For the m ost part, you only have four things to connect: the mouse, the keyboard, the m onitor, and the power cable. Note: The peripherals shown in the connections below are for your reference only. Actual device models may vary in select countries. Co[...]

29 English Connect a monitor To connect a monitor, simply plug th e monitor cable in to the DVI port located on the rear panel of your comput er. If you have a monitor that supports S-video, plug the mo nitor cable t o the S-v ideo port loc ated on the rear panel of your computer. Note: Refer t o the monito r manual f or additional instructions and[...]

3 Setting up your comp uter 30 English Individual network configuration Connect one end of the n etwork cable on the network port on th e rear of the computer, then connect the ot her end of the network cable into the cable modem or network jack o r hub on your ne twork. Note: Consult your network sys tem administrator or operating system manual fo[...]

31 English 1 Plug the power cable into the power cable socket located on the rear panel of your computer. 2 Plug the other end of the power cable into a power outlet.[...]

3 Setting up your comp uter 32 English Turning on your computer After making sure that you have properl y set up the system, applied power, and connected all the necessary peripheral s, you can now power on the system. Follow the procedure below. 1 Turn on the main power switch located on the rear of the computer.[...]

33 English 2 Press t he power button. Important: Make sure that the power cable is pr operly plugged into an electrical outlet. If you are using a power strip or an AVR (Auto-Voltage Regulator), make sure that it is plugged in and turned on.[...]

3 Setting up your comp uter 34 English Turning off your computer The software procedure below applies to system running a Windows OS. For other OS shutdown proc edures, refer to the related user documentation. 1 O n the Windows Vista taskbar, click on the Start button, and click , then click Shut Down . 2 Turn off all peripherals connected to your [...]

4 Using your desktop[...]

4 Using your desktop 36 English Using the keyboard(optional) The gaming keyboard has seve ral types of keys and buttons. It features blu e- backlit characters on every key, 18 prog ramma ble G keys, convenient media control butto ns, Macro but ton, separ ate cursor keys, and 12 function keys that takes care of your everyday keyboarding and gamin g [...]

37 English For more information on how to use the Logitech keyboard, refer to the Logitech help files. 9 Windows logo key Pressed alone, this key has the same effect as clicking on the Windows Sta rt button; it launches the Start menu. It can also be us ed with other keys to provide a variety of functions: • < > + <Tab> — Activates [...]

4 Using your desktop 38 English Using the mouse(optional) The mouse controls the pointer moveme nt on the computer display. 1 The dpi LEDs show dpi sett ings of mouse when dpi buttons are used. F or more information about the dpi LEDs refer to the docum entation that came wi th the mouse. 2 Refer to the software help s ystem to learn mo re about th[...]

39 English Using the optical drive Your computer may come with a Blu-ray/HD rea der + SuperMulti burner. This drive is located on the front panel of you r computer. The BD and HD drive allows you to play not only old CD-ROMs, CD-I disks, an d video CDs, DVD-RAM/- RW, DVD-ROMs, DVD+R/-R disks, but play BD disks an d HD DVD disk as well. CDs, DVDs, B[...]

4 Using your desktop 40 English 2. When the disk tray slides open, place the disk gen tly on the tray. Make sure that the label or title side of the disk is facing upward. When holding a disk, hold it b y the edges to avoid leaving smudges or fingerprints. 3. Push the tray and it will close automatic ally or press the eject/load button. Taking care[...]

41 English Connecting options Your computer offers excellent expansi on capabilities with its built-in ports and connectors. This section describes ho w to make connections through various options. When connecting pe ripherals, read the manual include d with the peripheral for operating instructions. Printer You can connect a USB printer to an avai[...]

4 Using your desktop 42 English eSATA devices The computer’s eSATA (External Serial ATA) port allows you to connect external SATA device. Audio devices Note: The audio devices shown below are for reference only. Actual device models may vary in s elect countries. Audio devices are easy to connect with the audio ports accessible from the front and[...]

43 English jack (green jack) located on the front and rear o f the computer.[...]

4 Using your desktop 44 English USB devices Universal Serial Bus (USB) is a serial bus design capable of cascading periph erals such as a digital camera, keyboard, mo use, scanner, printer, modem, flash drives, VoIP phones, and gaming devices (s uch as joystick, steering wheels, rumble pads, or foot pedals). With USB, co mplex cable connections can[...]

45 English Connecting a video game console To connect and share Internet connection wit h a video game console: 1. Before connecting any ca bles, turn off your computer and v ideo game console. 2. Connect the computer to the network. See page 29 for detailed instructions. 3. Connect one end of the network cab le on the network port on the rear of t[...]

4 Using your desktop 46 English[...]

6 Upgrading your computer[...]

6 Upgrading your comp uter 48 English Installation precautions Before you install any compu ter component, we recommend that you read the following sections. These sections con tain important ESD precau tions along with preinstallation and po st-installation instructions. ESD precautions Electrostatic discharge (ESD) can damage your processor, disk[...]

49 English Post-installation instructions Observe the following after installing a com puter component: 1 See to it that the components are installed according to the step-by-step instructions in their respective sections. 2 Replace any expansion boards or pe riph erals th at you re moved ea rlier. 3 Replace the side pa nel. 4 Replace the bezel doo[...]

6 Upgrading your comp uter 50 English Opening your Aspire G7710 Caution: Before you p roceed, make sure that you h ave turned off yo ur computer and all peri pherals connected to it. Read the “Prei nstallation instructions” on page 48. You need to open your compu ter before you can install upgrade com ponents. The side panel is removable to a l[...]

51 English To install the bezel door : 1 Perform the preinstallation instructions described on page 48. 2 Align the door hing es to the screw hol es on the side panels. 3 Secure the hinges on the p anels with the four screws you removed earlier.[...]

6 Upgrading your comp uter 52 English Removing and installing the side panel To remove the side panel: 1 Remove the bezel door. Refer to th e previous section for instructions. 2 Remove the side panel. a Release the locks on the rear side b Hold the rear edge of the panel with both hands then slide th e panel towards the rear of the chassis. c Lift[...]

53 English To install the side panel: 1 Perform the preinstallation instructions described on page 48. 2 Align the tabs on th e panel wi th the slots on the chassis. 3 Slide the panel toward the front of the cha ssis until it is fully closed. 4 Lock the s ide pane l.[...]

6 Upgrading your comp uter 54 English Removing and installing a hard drive The computer supports up to four easy-swap hard d isk drives. Each hard disk is mounted in a carrier that holds a standard 3.5-inch Serial ATA hard drive and connects to a SATA interface on the disk cage backplane. Aspire G7710’s EasySwap technology allows you to repla ce [...]

55 English 5 If you are replacing a hard disk, rem o ve the four screws that secure the hard disk to the carrier (1) , then remove the disk from the carrier (2) . 6 Keep the screws for later installation. To install a new hard dr ive to an empty carrier: 1 Perform steps 1 through 5 of the previous section. 2 Remove the four screws. Save the screws [...]

6 Upgrading your comp uter 56 English b Make sure that the drive is properly inserted before pushing the handle back until it clicks into place. 6 Set up the new hard drive’s RAID configuration .[...]

57 English Removing and installing an optical drive The system supports a variety of storage devices for additional s torage capacity and scalability. To remove an optical drive: 1 Perform the preinstallation instructions described on page 48. 2 Remove the front bazel. 3 Disconnect the po wer and data cables from re ar of the old drive. 4 Move the [...]

6 Upgrading your comp uter 58 English Upgrading the system memory This section explains the procedures for removi ng and installing a memory module. System memory interface The six 240-pin sockets on the mainboard support Do uble Data Rate 2 (DDR2) Synchronous Dynamic Random Acce ss Memory (SDRAM )-type DIMMs. You may install 1 GB or 2 GB DIMMs for[...]

59 English System memory confi guration guidelines • To en sure data integrity, use only Acer-approve d modules in 1 GB or 2 GB capacities. • Use ide ntical modules — same specification for size, speed, and organization. • In m inimum configuration, th e FDB should be instal led in DIMM 2 slot. • Install memory pair upgrades in the follow[...]

6 Upgrading your comp uter 60 English To remove a memory module: 1 Observe the ESD precautions described on page 48. 2 Lay the system on its si de (components showin g). 3 Press the holding clips on both sides of the DIMM slot outward to release the DIMM (1) . 4 Gently pull the DIMM upward to remove it from the DIMM slot (2) . 5 If you intend to in[...]

61 English 5 Align the DIMM so that the notch on the slot fits the keyed edge of the module, then press the modu le at both ends to seat it fully into the slot (1) . If you insert a DIMM but it does not fit easily in to the slot, you have inserted it incorrectly. Reverse the orientation of th e module and insert it again. 6 Firmly press the holding[...]

6 Upgrading your comp uter 62 English Installing an expansion card This section explains how to install an ex pansion card and a second CrossFire- Ready graphic card. PCI bus slots interface 3 PCI Express x16 slots compatible with PCIE 2.0 specification, suppo rts CrossFire mode. • The mazarine PCIE x16 (PCI_EX1, 3, 5) slot supports PCIE x16 spee[...]

63 English Caution: Do not discard the slot cover. If the expansion card is removed in the future, t he slot cov er must be re installed to maintain proper syste m cooling. 6 Remove the expansion card from its pro tective packaging, handling it by the edges. 7 Insert the card into the selected slot. 8 Make sure that the card is properly seated. 9 P[...]

6 Upgrading your comp uter 64 English of the case. This back plate will go where the tabs used to be. 8 Press the release latch to secure the card in place. 9 Locate the second PCI Expr ess power cord from the Cros sFire-Ready power supply and plug it in to the second graph ic card. 10 Attach the CrossFire connector to connect the two graphic cards[...]

5 Acer Empowering Technology[...]

5 Acer Empowering Tech nology 66 English Acer Empowering Technology The Empowering Technology too lbar makes it easy for you to access frequently used functions and manag e your new Acer system. Displayed by default in the upper half of your screen, it provide s access to the following utility: Acer eRecovery Management backs up and recovers data f[...]

67 English • Restore a nd recovery • Factory default image • User bac kup image • From p reviously-created CD/DVD • Reins tall applications/drivers[...]

5 Acer Empowering Tech nology 68 English[...]

7 Frequently asked questions[...]

7 Frequently asked questions 70 English Frequently asked questions The following questions indicate possible situatio ns that may arise during the use of your computer and each is fo llowed by easy answers and solutions. I pressed the power button but the system did not boot up. Check the LED on the power button. If the LED is not lit, no power is [...]

71 English The printer does not work. Do the following: • M ake sure the printer is connected to a power outlet and that it is turned on. • For additional informa tion conce rning the printer, refer to the printer's documentation. No sound comes out from the computer. Check the following: • The volume may be mute d. Look for the Volume i[...]

7 Frequently asked questions 72 English Recovering your system If your operating system files are lost or da maged, the recovery process will restore your system's original factory default settings or last system backup. There are two modes to recovery your sy stem. One is from system’s original settings and another is from system back up. Y[...]

73 English You can also follow the steps below: 1 Click the eRecovery icon in the Empowering Technology toolbar. Yo u can change the password in Acer eRecovery. a If you have not y et backed-up your system .[...]

7 Frequently asked questions 74 English b If you have previously backed- up your system. 2 Select “Recover to Default Settings” to restore your system to the default factory settings. Select “Recover da ta from last backup” to restore your system to the last system backup. 3 If you chose the recovery option, you should see the following scr[...]

75 English 4 After 15 seconds the system will reboot and initiate the resto re operation. 5 After the recovery operation finishes the system will reboot. You will be required to go through the setup process again. Caution! Runnin g the Recovery operatio n will erase all files previously saved in your computer so make sure to back up your important [...]

7 Frequently asked questions 76 English[...]

8 Regulations and safety notices[...]

8 Regulations and safety notices 78 English Regulations and safety notices FCC notice This device has been tested and fo und to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This device g[...]

79 English Operation conditions This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this d evice may not cause harmful interference, and (2) this device must accept any interference received, inclu ding interference that may cause undesired ope ration. Notice: Canadian users This Class B dig[...]

8 Regulations and safety notices 80 English If this equipment should fail to operate properly, disconnect the eq uipment from the phone line to determine if it is causing th e problem. If the problem is with the equipment, discontinue u se and contact your dea ler or vendor. Caution: To reduc e the risk of fire, use only No. 26 AW G or larger UL Li[...]

81 English 3 Some parameters required for comp liance with Telecom's Telepermit requirements are dependent on the equipm ent (PC) associated with this device. The associated equipment shall be set to o perate within the following limits for compliance with Teleco m's Specifications: • There shall be no more than 10 call attempts to the [...]

8 Regulations and safety notices 82 English PRODUCTO LÁSER DE LA CLASE I ADVERTENCIA: RADIACIÓN LÁSER INVISIB LE AL SER ABIERTO. EVITE EXPON ERSE A LOS RAYOS. ADVARSEL: LASERSTRÅLING VEDÅBNING SE IKKE IND I STRÅLEN. VARO! LAVATTAESSA OLET ALTTINA LASERSÅTEILYLLE. VARNING: LASERSTRÅLNING NÅR DENNA DEL ÅR ÖPPN AD ÅLÅ TUIJOTA SÅTEESEENST[...]

83 English • EN301 4 89-17 V1.2.1:2002 • EN301 4 89-3 V1.4.1:2002 (Applied to mod els with 27MHz wireless mouse/keyboard) • EN301 4 89-7 V1.2.1:2002 (Applied to mod els with 3G function) • EN301 4 89-24 V1.2.1:2002 (Applied to models with 3G function) • Article 3.2 Spe ctrum Usages • EN300 3 28 V1.5.1:2004 • EN301 8 93 V1.2.3:2003 •[...]

8 Regulations and safety notices 84 English The FCC RF safety requirement The radiated output power of the wirele ss LAN Card and Bluetooth card is far below the FCC radio frequency exposure limi ts. N evertheless, the PC series shall be used in such a manner that the po tential for human contact during normal operation is minimized as follows: 1 T[...]

85 English Federal Communications Commission Declaration of Conformity This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this d evice may not cause harmful interference, and (2) this device must accept any interference received, inclu ding interference that may cause undesired ope ration. [...]

8 Regulations and safety notices 86 English Declaration of Conformity We , Acer Computer (Shanghai) Limited 3F, No. 168 Xizang medium road, Huangpu District, Shanghai, China Contact Person: Mr. Easy Lai Tel: 886-2-8691-3089 Fax: 886-2-8691-3000 E-mail: easy_lai@acer.com.tw Hereby declare that: Product: Personal Computer Trade Name: Acer Model Numbe[...]

87 English R&TTE Directive 1999/5/EC as attested by conformity with the follo wing harmonized standard : • Article 3.1(a) Health and Safety • EN60950-1:2001 • EN50371:2002 (SAR, general RF device) • EN50360:2001 (SAR, for mobile pho ne) • Article 3.1(b) EMC • EN301 489-1 V1.4.1 (Common techn ical requirements) • EN301 489-3 V1.4.1[...]

8 Regulations and safety notices 88 English[...]

89 English Index A accessing the online User’s Guide 5 Acer Empowering Technology password setup 66 Acer eRecovery Management 66 B bezel door install 51 remove 50 C connecti ng options 1394 device 41 audio dev ices 42 analog speakers 42 external speakers 42 microphone 42 eSATA devices 42 network 41 printer 41 USB devices 44 D disk drives CD-ROM/D[...]

Index 90 English modem notices 79 setting up computer 26, 28 area 26 chair 26 connect broadband network 29 external monitor 29 keyboard 28 mouse 28 connect ing power cable 30 keyboard 27 monitor 27 mouse 27 side panel install 53 remove 53 system board audio card 20 connectors 20 mainboard 17 switches 20 system memory install 60 T turning off comput[...]