Dell E7240 инструкция обслуживания

Dell Latitude E7240 Owner's Manual Regulatory Model: P22S Regulatory Type: P22S001[...]

Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2013 Dell Inc[...]

Contents 1 Working on Your Computer....................................................................................................... 5 Before Working Inside Your Computer ..................................................................................................................... 5 Turning Off Your Computer ...........................[...]

Installing the Speakers ........................................................................................................................................... 23 Removing the Display-Hinge Cover ........................................................................................................................ 23 Installing the Display-Hin[...]

1 Working on Your Computer Before Working Inside Your Computer Use the following safety guidelines to help protect your computer from potential damage and to help to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that the following conditions exist: • You have read the safety information that[...]

NOTE: To avoid damaging the system board, you must remove the main battery before you service the computer. 7. Remove the main battery. 8. Turn the computer top-side up. 9. Open the display. 10. Press the power button to ground the system board. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet befor[...]

After Working Inside Your Computer After you complete any replacement procedure, ensure you connect any external devices, cards, and cables before turning on your computer. CAUTION: To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do not use batteries designed for other Dell computers. 1. Connect any[...]

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2 Removing and Installing Components This section provides detailed information on how to remove or install the components from your computer. Recommended Tools The procedures in this document may require the following tools: • Small flat-blade screwdriver • Phillips screwdriver • Small plastic scribe System Overview Inside View — Back 1. s[...]

4. SD card 5. WLAN card 6. WWAN card 7. memory module 8. heatsink Inside view — Front 1. coin-cell battery 2. SIM card board 3. speaker 4. system board 5. wi-fi switch board 6. system fan 7. display assembly Removing the SD Card 1. Follow the procedures in Before Working Inside Your Computer . 2. Press in on the SD card to release it from the com[...]

Installing the SD Card 1. Slide the SD card into its slot until it clicks into place. 2. Follow the procedures in After Working Inside Your Computer. Removing the Battery 1. Follow the procedures in Before Working Inside Your Computer . 2. Slide the release latch to unlock the battery. 3. Lift the battery from the computer. 11[...]

Installing the Battery 1. Slide the battery into its slot until it clicks into place. 2. Follow the procedures in After Working Inside Your Computer. Removing the Base Cover 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove battery. 3. Remove the screws that secure the base cover to the computer. 12[...]

4. Lift the base cover to remove it from the computer. 13[...]

Installing the Base Cover 1. Place the base cover to align with the screw holes correctly on the computer. 2. Tighten the screws to secure the base cover to the computer. 3. Install battery. 4. Follow the procedures in After Working Inside Your Computer . Removing the mSATA SSD Card 1. Follow the procedures in Before Working Inside Your Computer . [...]

Installing the Keyboard Trim 1. Align the keyboard trim to its slot. 2. Press along the sides of the keyboard trim until it clicks in place. 3. Install battery. 4. Follow the procedures in After Working Inside Your Computer. Removing the Keyboard 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) battery b) base cover c[...]

Installing the Keyboard 1. Connect the keyboard cable and tighten the screw that secures the keyboard to the computer. 2. Slide the keyboard into its compartment and ensure that it clicks into place. 3. Flip the computer, place the keyboard, and tighten the screws that secure the keyboard to the computer. 4. Install: a) keyboard trim b) base cover [...]

5. Remove the screws that secure the palmrest assembly to the front of the computer. Pry the edges and lift the palmrest assembly from the computer. Installing the Palmrest 1. Align the palm rest assembly to its original position in the computer and snap it into place. 2. Tighten the screws to secure the palmrest assembly to the front of the comput[...]

d) keyboard trim e) keyboard f) palmrest 3. Disconnect the wi-fi switch board cable from the system board and remove the screw that secures the wi-fi swtich board to the computer. Remove the wi-fi switch board. Installing the Wi ‐ Fi Switch Board 1. Insert the wi-fi switch board in its slot. 2. Connect the wi-fi switch board to the system board. [...]

Installing the Memory Module 1. Insert the memory module into the socket. 2. Press the retention clips to secure the memory module to the system board. 3. Install: a) base cover b) battery 4. Follow the procedures in After Working Inside Your Computer . Removing the WLAN Card 1. Follow the procedures in Before Working Inside Your Computer . 2. Remo[...]

c) base cover 3. Disconnect the antenna cables from the WWAN card. 4. Remove the screw that secures the WWAN card to the computer. 5. Disconnect the antenna cables from the WWAN card. Remove the screw that secures the WWAN card to the computer and remove it. Installing the WWAN Card 1. Place the WWAN card in its slot in the system board. 2. Press t[...]

3. Install the battery 4. Follow the procedures in After Working Inside Your Computer . Removing the Display Panel 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) battery b) display bezel 3. Remove the screws that secure the display panel to the display assembly. Lift the display panel over. 4. Perform the following [...]

5. Follow the procedures in After Working Inside Your Computer . Removing the Coin-Cell Battery 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) SD card b) battery c) base cover d) keyboard trim e) keyboard f) palmrest 3. Remove the screw that secures the coin-cell battery to the system board. 4. Perform the following[...]

Removing the Speakers 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) SD card b) battery c) base cover d) keyboard trim e) keyboard f) palmrest 3. Perform the following steps as shown in the illustration: a) Disconnect the speaker cable [1]. b) Remove the screws that secure the speakers to the computer. c) Unroute th[...]

Installing the Display-Hinge Cover 1. Place the display-hinge cover and tighten the screws to secure the display-hinge cover to the computer. 2. Install battery. 3. Follow the procedures in After Working Inside Your Computer . Removing the Heatsink 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) SD card b) battery c)[...]

Installing the Heatsink 1. Place the heatsink into its original position on the computer. 2. Tighten the screws to secure the heatsink to the computer. 3. Install: a) display assembly b) display-hinge cover c) palmrest d) keyboard e) keyboard trim f) mSATA g) base cover h) battery i) SD card 4. Follow the procedures in After Working Inside Your Com[...]

5. Remove the screws that secure the display assembly to the computer and lift the display assembly from the computer. Installing the Display Assembly 1. Insert the LVDS and wireless antenna cables through the holes on the base chassis and connect them. 2. Place the display assembly onto the computer. 3. Tighten the screws on both sides to secure t[...]

b) SD card c) base cover d) keyboard trim e) keyboard f) palmrest g) display-hinge cover 3. Remove the screws that secure the system fan to the computer and lift the system fan. Disconnect the system fan cable and lift the fan from the computer. Installing the System Fan 1. Connect the system-fan cable to the system board. 2. Tighten the screws tha[...]

i) display-hinge cover j) display assembly k) system fan l) heat sink m) I/O cable 3. Perform the following steps as shown in the illustration: a) Lift the I/O latch [1]. b) Remove the I/O cable from the system board [2]. c) Disconnect the I/O cable from system board[3]. d) Disconnect the speaker cable from the system board. e) Remove the screws th[...]

b) heat sink c) display assembly d) display-hinge cover e) speaker f) palmrest g) keyboard h) keyboard trim i) mSATA j) base cover k) battery l) SD card 5. Follow the procedures in After Working Inside Your Computer . Removing the Power Connector 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a) SD card b) battery c) b[...]

e) battery f) SD card 5. Follow the procedures in After Working Inside Your Computer . 30[...]

3 Docking Port Information The docking port is used for connecting the laptop to a docking station (optional). 1. Docking Port 31[...]

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4 System Setup Boot Sequence Boot Sequence allows you to bypass the System Setup ‐ defined boot device order and boot directly to a specific device (for example: optical drive or hard drive). During the Power-on Self Test (POST), when the Dell logo appears, you can: • Access System Setup by pressing <F2> key • Bring up the one-time boot[...]

Keys Navigation <F1> Displays the System Setup help file. System Setup Options NOTE: Depending on your computer and its installed devices, the items listed in this section may or may not appear. Table 2. General Option Description System Information This section lists the primary hardware features of your computer. • System Information: Dis[...]

Option Description Date/Time Allows you to set the date and time. Table 3. System Configuration Option Description Integrated NIC Allows you to configure the integrated network controller. The options are: • Disabled • Enabled • Enabled w/PXE: This option is enabled by default. • Enable UEFI Network Stack: This allows you to enable UEFI Net[...]

Option Description • SATA-3 Default Setting: All drives are enabled. SMART Reporting This field controls if the hard drive errors for the integrated drives are reported during system startup. This technology is part of the SMART (Self Monitoring Analysis and Reporting Technology) specification. • Enable SMART Reporting - This option is disabled[...]

Option Description • Enable Media Card • Disable Media Card Default Setting: All devices are enabled Table 4. Video Option Description LCD Brightness Allows you to set the display brightness depending up on the power source (On Battery and On AC). Table 5. Security Option Description Admin Password This field lets you set, change, or delete the[...]

Option Description Non-Admin Setup Changes Allows you to determine whether changes to setup option are permitted when an administrator password is set. The option is disabled. • Allows Wireless Switch Changes TPM Security Allows you to enable the Trusted Platform Module (TPM) during POST. Default Setting: The option is disabled. Computrace Allows[...]

• Replace from File- Replaces the current key with a key from a user-selected file • Append from File- Adds a key to the current database from a user-selected file • Delete- Deletes the selected key • Reset All Keys- Resets to default setting • Delete All Keys- Deletes all the keys NOTE: If you disable the Custom Mode, all the changes mad[...]

Table 8. Power Management Option Description AC Behavior Allows the computer to power-on automatically, when AC adapter is plugged. The option is disabled. • Wake on AC Auto On Time Allows you to set the time at which the computer must turn on automatically. The options are: • Disabled (Default Setting) • Every Day • Weekdays • Select Day[...]

Option Description Primary Battery Configuration Allows you to define how to use the battery charge, when AC is plugged in. The options are: • Adaptive (Enabled) • Standard Charge • Express Charge • Primary AC Use • Custom Charge — you can set the percentage to which the battery must charge. Intel Smart Connect Technology The option is [...]

Option Description • Auto Extended BIOS POST Time Allows to creates an additional pre-boot delay and allows the user to see POST status message. • 0 seconds • 5 seconds • 10 seconds Table 10. Virtualization Support Option Description Virtualization Allows you to enable or disable the Intel Virtualization Technology. Default Setting: Enable [...]

Table 12. Maintenance Option Description Service Tag Displays the service tag of your computer. Asset Tag Allows you to create a system asset tag if an asset tag is not already set. This option is not set by default. Table 13. System Logs Option Description BIOS events Displays the system event log and allows you to clear the log. • Clear Log The[...]

System and Setup Password You can create a system password and a setup password to secure your computer. Password Type Description System password Password that you must enter to log on to your system. Setup password Password that you must enter to access and make changes to the BIOS settings of your computer. CAUTION: The password features provide[...]

Deleting or Changing an Existing System and/or Setup Password Ensure that the Password Status is Unlocked (in the System Setup) before attempting to delete or change the existing System and/or Setup password. You cannot delete or change an existing System or Setup password, if the Password Status is Locked. To enter the System Setup, press <F2&g[...]

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5 Diagnostics If you experience a problem with your computer, run the ePSA diagnostics before contacting Dell for technical assistance. The purpose of running diagnostics is to test your computer's hardware without requiring additional equipment or risking data loss. If you are unable to fix the problem yourself, service and support personnel [...]

Turns on steadily or blinks to indicate battery charge status. Turns on when wireless networking is enabled. The device status LEDs are usually located either on the top or left side of the keyboard. They are used to display the storage, battery and wireless devices connectivity and activity. Apart from that they can be useful as a diagnostic tool [...]

6 Specifications NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For comprehensive specification of your computer go to Specifications’ section in your Owner’s Manual available on the support site at dell.com/support . For more information about the configuration of you[...]

Feature Specification Stereo conversion 24-bit (analog-to-digital and digital-to-analog) Interface: Internal high-definition audio External microphone-in, stereo headphones, and headset combo connector Speakers two Internal speaker amplifier 1 W (RMS) per channel Volume controls hot keys Table 20. Video Feature Specification Type integrated on syst[...]

Table 23. Ports and Connectors Features Specification Audio one microphone/stereo headphone/speakers connector Video Mini DisplayPort connector and 19-pin HDMI connector Network adapter RJ-45 connector USB 3.0 two USB 3.0 compliant connectors and one eSATA/USB 3.0 compliant connector Memory card reader Support upto SD4.0 Micro Subscriber Identity M[...]

Feature Specification Latitude 7240 Latitude 7440 Y-axis 60.8 mm 47 mm Table 27. Battery Feature Specification Type • 3-cell “smart” Lithium ion • 4cell “smart” Lithium ion Dimensions: Latitude 7240 Latitude 7440 3–cell/4–cell Depth 80.75 mm (3.18 inches) 74.75 mm (2.94 inches) Height 7.20 mm (0.28 inch) 8.00 mm (0.31 inch) Width 28[...]

Feature Specification Dimensions 0.87 x 2.60 x 4.17 inches (22 x 66 x 106 mm) Temperature range: Operating 0 °C to 40 °C (32 °F to 104 °F) Non-Operating –40 °C to 70 °C (–40 °F to 158 °F) Table 29. Physical Feature Latitude 7240 Latitude 7440 Height 20.0 mm (0.79 inch) 21.0 mm (0.80 inch) Width 310.5 mm (12.22 inches) 337 mm (13.2 inche[...]

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7 Contacting Dell NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog. Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your are[...]