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System Board Assembly

Dell™ Latitude™ E4200 Service Manual

Removing the System Board Assembly

Replacing the System Board Assembly

The system board's BIOS chip contains the Service Tag, which is also visible on a barcode label on the bottom of the computer. The replacement kit for the
system board includes media that provides a utility for transferring the Service Tag to the replacement system board.

The system board assembly is made up of three separate boards:

l

Right I/O board

l

System board

l

Left I/O board

All three boards must be replaced when replacing the system board assembly.

Removing the System Board Assembly

1.

Follow the instructions in

Before Working on Your Computer

.

2.

Remove the service panel (see

Removing the Service Panel

).

3.

Remove the WLAN and WWAN cards (see

Removing the WLAN/WiMax Card

Removing a WWAN Card

).

4.

Remove the memory module (see

Removing the Memory Module

5.

Remove the solid state drive (see

Removing the Solid State Drive and Cable Assembly

).

6.

Remove the LED cover (see

Removing the LED Cover

7.

Remove the keyboard (see

Removing the Keyboard

).

8.

Remove the module with Bluetooth

®

wireless technology (see

Removing the Card With Bluetooth Wireless Technology

).

9.

Remove the display assembly (see

Removing the Display Assembly

).

10.

Remove the coin-cell battery (see

Removing the Coin-Cell Battery

).

11.

Remove the palm rest assembly (see

Removing the Palm Rest Assembly

).

12.

Remove the DC power cable (see

Removing the DC Power Cable

13.

Disconnect the cable to the right I/O board by gently pulling on the connector release.

14.

Remove the two M2 x 3-mm screws from the right I/O board.

15.

Lift the left side of the right I/O board, and pull the board away from the base assembly at an angle.

NOTE:

System boards sold to certain government agencies in the United States must comply with the regulations set forth in the Trade Agreements Act

of 1979 (TAA).

NOTE:

System boards that comply with the Trade Agreements Act (TAA) of 1979, ship with a BIOS chip on a socketed daughter card that is pre-installed

on the system board. Do

not

uninstall the daughter card.

CAUTION:

Before working inside your computer, read the safety information that shipped with your computer. For additional safety best

practices information, see the Regulatory Compliance Homepage on www.dell.com at: www.dell.com/regulatory_compliance.

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Содержание Latitude E4200

Страница 1: ...s of Microsoft Corporation in the United States and or other countries Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Inc disclaims any proprietary interest in trademarks and trade names other than its own October 2009 Rev A02 Model PP15S Troubleshooting Card With Bluetooth Wireless Technology Workin...

Страница 2: ...p or separately Top View Bottom View Setting Up Your Battery Slice 1 docking connector 2 AC adapter connector 3 power status light 4 release lever 1 charge gauge lights CAUTION The AC adapter works with electrical outlets worldwide However power connectors and power strips vary among countries Using an incompatible cable or improperly connecting the cable to the power strip or electrical outlet ma...

Страница 3: ...does not enter sleep standby or hibernate mode when you close lower the display Microsoft Windows XP a Click Start Control Panel Performance and Maintenance Power Options Advanced b Under When I close the lid of my portable computer select Do nothing Windows Vista a Click Start Control Panel Mobile PC Power Options Change what closing the lid does b Under the When I close the lid drop down menu se...

Страница 4: ...eck the battery charge press and release the status button on charge gauge see Bottom View to illuminate the charge level lights Each light represents approximately 20 percent of total battery charge For general battery information see the Dell Technology Guide at support dell com Specifications Latitude E4200 Battery Slice 1 battery slice 2 release lever Status Pattern An unsupported non Dell AC ...

Страница 5: ...5 VDC Ports and Connectors Docking 100 pin connector Physical Height 8 9 mm 0 35 inch to 10 5 mm 0 41 inch Width 298 9 mm 11 8 inches Depth 200 33 mm 7 9 inches Weight 630 g 1 38 lb maximum AC Adapter Input voltage 100 240 VAC Input frequency 50 60 Hz Rated output voltage 19 5 VDC Ports and Connectors Docking 100 pin connector ...

Страница 6: ...orking inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage on www dell com at www dell com regulatory_compliance CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documenta...

Страница 7: ...ttery out of the battery bay 9 Turn the computer topside up open the display and press the power button to ground the system board After Working on Your Computer After you have completed the replacement procedures ensure you connect the external devices cards cables etc before turning on your computer 1 Replace the battery Slide the battery into the battery bay until it clicks into place 2 Connect...

Страница 8: ...sclaimer window appears click Yes I Accept this Agreement The File Download window appears 6 Click Save this program to disk and then click OK The Save In window appears 7 Click the down arrow to view the Save In menu select Desktop and then click Save The file downloads to your desktop 8 Click Close if the Download Complete window appears NOTICE If you are replacing the system board make sure the...

Страница 9: ...he BIOS update and turn on the computer 4 Press F12 so that you can set up the computer to boot from the USB key for one time only Otherwise you must enter the system setup program to change the default boot order setting USB as the first boot device Follow the instructions that appear on the screen The computer continues to boot and updates the new BIOS When the flash update is complete the compu...

Страница 10: ...e down 7 Remove the M2 x 3 mm screw from the card 8 Pull up on the card to disconnect it from the connector on the module Replacing the Card With Bluetooth Wireless Technology 1 Connect the card to the card connector on the module 2 Replace the M2 x 3 mm screw on the card 3 Turn the module topside up and press the module into the base assembly 4 Connect the cable to the system board using the rele...

Страница 11: ...6 Replace the LED cover see Replacing the LED Cover 7 Follow the procedures in After Working on Your Computer Back to Contents Page ...

Страница 12: ... camera cable assembly from the display hinges Replacing the Camera 1 Align the camera board to the alignment posts on the display cover 2 Re thread the display cables through the hinges 3 Replace the display hinges see Replacing the Display Hinges CAUTION Before working inside the computer read the safety information that shipped with the computer For additional safety best practices information ...

Страница 13: ...eplacing the Display Panel 5 Replace the display bezel see Replacing the Display Bezel 6 Replace the display assembly see Replacing the Display Assembly 7 Follow the instructions in After Working on Your Computer Back to Contents Page ...

Страница 14: ...battery into the computer 3 If you are re installing the old coin cell battery press down to seal the tape on the bottom If you are installing a new coin cell battery remove the adhesive backing from the battery and slide the battery under the tab Press to seal the tape on the bottom CAUTION Before working inside your computer read the safety information that shipped with your computer For additio...

Страница 15: ...board see Replacing the Keyboard 5 Replace the LED cover see Replacing the LED Cover 6 Follow the procedures in After Working on Your Computer Back to Contents Page 1 battery cable 2 LED board cable 3 coin cell battery ...

Страница 16: ... Removing the Keyboard 7 Disconnect the cable to the display assembly by gently pulling up on the tab near the cable s connector 8 Disconnect the antenna cables If present remove the radio switch board see Removing the Radio Switch Board and disconnect and unroute the WWAN cables If the radio switch board is not present disconnect and unroute the WLAN and WWAN cables 9 Position all cables leading ...

Страница 17: ...under the right I O board ribbon cable 4 Close the display and turn the computer upside down 5 Replace the four M2 5 x 5 mm screws to secure the display assembly 6 Depending on the cards in your computer configuration connect the antenna cables to their respective cards For WWAN see Replacing a WWAN Card For radio switch board see Replacing the Radio Switch Board 1 screws 4 1 display assembly 2 di...

Страница 18: ...ase the remaining side of the bezel last 7 Once all snaps are released lift the bezel from the display assembly Replacing the Display Bezel CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage on www dell com at www dell com regulatory_compliance NOTICE Removal...

Страница 19: ...the Display Bezel 7 Remove the four M2 x 3 mm screws from the display panel NOTICE To avoid permanent damage to the display panel do not press or rub on the center of the panel NOTICE When replacing the display bezel press only on the outer edges when snapping the bezel into place Pressing on the inner edges could cause the display panel to crack 1 display bezel 2 display assembly CAUTION Before w...

Страница 20: ...e cable 1 underside of display panel 2 display cable 3 adhesive tape 4 display cable connector CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage on www dell com at www dell com regulatory_compliance CAUTION The tabs on the outer edges of the display panel ar...

Страница 21: ...omputer Removing the Display Hinges 1 Follow the instructions in Working on Your Computer 2 Remove the service panel see Removing the Service Panel 3 Remove the LED cover see Removing the LED Cover 4 Remove the keyboard see Removing the Keyboard 5 Remove the display assembly see Removing the Display Assembly 6 Remove the three M2 x 4 mm screws from the right hinge and the three M2 x 4 mm screws fr...

Страница 22: ...panel and remove the display cable Replacing the Display Cable Display cable with Camera 1 If you are re installing the old display cable lower the display panel LED board onto the alignment pins in the display back panel and gently press down to seal the adhesive on the bottom of the LED board If you are installing a new display cable remove the adhesive backing from the display panel LED board a...

Страница 23: ...8 Replace the service panel see Replacing the Service Panel 9 Follow the procedures in After Working on Your Computer Back to Contents Page ...

Страница 24: ...g the Keyboard 8 Remove the module with Bluetooth wireless technology see Removing the Card With Bluetooth Wireless Technology 9 Remove the display assembly see Removing the Display Assembly 10 Remove the coin cell battery see Removing the Coin Cell Battery 11 Remove the palm rest assembly see Removing the Palm Rest Assembly 12 Remove the two M2 x 3 mm screws from the fan 13 Disconnect the fan con...

Страница 25: ...tooth Wireless Technology 8 Replace the keyboard see Replacing the Keyboard 9 Replace the LED cover see Replacing the LED Cover 10 Replace the solid state drive see Replacing the Solid State Drive and Cable Assembly 11 Replace the memory module see Replacing the Memory Module 12 Replace the WLAN and WWAN cards see Replacing the WLAN WiMax Card and Replacing a WWAN Card 13 Replace the service panel...

Страница 26: ...see Removing the Card With Bluetooth Wireless Technology 9 Remove the display assembly see Removing the Display Assembly 10 Remove the coin cell battery see Removing the Coin Cell Battery 11 Remove the palm rest assembly see Removing the Palm Rest Assembly 12 Remove the DC power cable see Removing the DC Power Cable 13 Remove the system board assembly see Removing the System Board Assembly 14 In s...

Страница 27: ...ogy see Replacing the Card With Bluetooth Wireless Technology 8 Replace the keyboard see Replacing the Keyboard 9 Replace the LED cover see Replacing the LED Cover 10 Replace the solid state drive see Replacing the Solid State Drive and Cable Assembly 11 Replace the memory module see Replacing the Memory Module 12 Replace the WLAN and WWAN cards see Replacing the WLAN WiMax Card and Replacing a WW...

Страница 28: ...rest and lay the keyboard down on the palm rest CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage on www dell com at www dell com regulatory_compliance NOTICE The key caps on the keyboard are fragile easily dislodged and time consuming to replace Exercise ca...

Страница 29: ...3 Replace the two M2 x 3 mm screws at the top of the keyboard 4 Replace the LED cover see Replacing the LED Cover 5 Follow the procedures in After Working on Your Computer Back to Contents Page ...

Страница 30: ...the card 4 Remove the M2 x 3 mm screw 5 Pull the card up to disconnect it from the system board connector CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage on www dell com at www dell com regulatory_compliance NOTE The Latitude ON card is optional and may no...

Страница 31: ...ct the two antenna cables to the card Connect the white antenna cable to the connector marked with the white triangle and connect the black antenna cable to the connector marked with the black triangle 4 Replace the service panel see Replacing the Service Panel 5 Follow the procedures in After Working on Your Computer Back to Contents Page ...

Страница 32: ...lide the back edge of the board under the tabs on the palm rest 2 Connect the cable to the system board by gently pressing on the release latch 3 Replace the M2 x 3 mm screw on the left side of the LED board CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage ...

Страница 33: ... on the right side of the palm rest 2 Slide the board towards the left of the computer to secure the board under the tabs on the palm rest 3 Replace the M2 x 3 mm screw on the right side of the LED board 4 Connect the LED board cable to the system board using the release latch 5 Replace the keyboard see Replacing the Keyboard CAUTION Before working inside your computer read the safety information ...

Страница 34: ...6 Replace the LED cover see Replacing the LED Cover 7 Follow the procedures in After Working on Your Computer Back to Contents Page ...

Страница 35: ...e on the palm rest 3 Follow the procedures in After Working on Your Computer Back to Contents Page CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage on www dell com at www dell com regulatory_compliance NOTICE To avoid damaging the LED cover do not lift the ...

Страница 36: ...nnector Replacing the Memory Module 1 Place the module at a 45 degree angle and align the notch in the module with the tab on the connector 2 Press down on the module until it clicks into place If the module does not click into place remove the module and reinstall it NOTE Memory modules purchased from Dell are covered under your computer warranty CAUTION Before working inside your computer read t...

Страница 37: ...tects the additional memory and automatically updates the system configuration information To confirm the amount of memory installed in the computer l In Windows XP right click the My Computer icon on your desktop Click Properties General l In Windows Vista click Start Help and Support Dell System Information Back to Contents Page 1 notch 2 tab ...

Страница 38: ...onnector release 7 Remove the two silver M2 x 5 mm screws labeled P 8 Turn the computer topside up 9 Remove the LED cover see Removing the LED Cover 10 Remove the keyboard see Removing the Keyboard 11 Remove the module with Bluetooth wireless technology see Removing the Card With Bluetooth Wireless Technology 12 Remove the display assembly see Removing the Display Assembly 13 Remove the coin cell ...

Страница 39: ...e rear edge of the palm rest into place 1 palm rest 2 ExpressCard cable 3 wireless switch cable 4 touch pad cable 1 2 x 5 mm screws 12 NOTICE Do not use force to separate the palm rest from the computer If you encounter resistance gently flex or apply pressure to the palm rest until the palm rest is free CAUTION Before working inside your computer read the safety information that shipped with your...

Страница 40: ... Replacing the Keyboard 9 Replace the LED cover see Replacing the LED Cover 10 Turn the computer upside down 11 Replace the two silver M2 x 5 mm screws in the base of the computer 12 Gently connect the fingerprint reader wireless switch cable to the system board using the connector release 13 Replace the solid state drive see Replacing the Solid State Drive and Cable Assembly 14 Replace the memory...

Страница 41: ...Removing the Display Assembly 10 Remove the coin cell battery see Removing the Coin Cell Battery 11 Remove the palm rest assembly see Removing the Palm Rest Assembly 12 Disconnect the DC power cable from the system board 13 Unroute the DC power cable from the base assembly and remove it Replacing the DC Power Cable 1 Place the DC power connector in the base assembly aligning the guides on the conn...

Страница 42: ...logy see Replacing the Card With Bluetooth Wireless Technology 8 Replace the keyboard see Replacing the Keyboard 9 Replace the LED cover see Replacing the LED Cover 10 Replace the solid state drive see Replacing the Solid State Drive and Cable Assembly 11 Replace the memory module see Replacing the Memory Module 12 Replace the WLAN and WWAN cards see Replacing the WLAN WiMax Card and Replacing a W...

Страница 43: ...sembly Replacing the Radio Switch Board 1 If your computer does not have a WWAN card installed make sure that the WWAN cables are routed in the cable holders in the base assembly 2 Lower the back edge of the radio switch board down and towards the back of the computer into the base assembly Make sure that no other cables other than the WWAN cables are under the radio switch board when lowering it ...

Страница 44: ... reconnect all of the cables to their correct posts when replacing related components 1 black WLAN antenna from LCD 2 grey WLAN antenna from LCD 3 black WLAN relay cable 4 grey WLAN relay cable 5 grey WLAN antenna holder 6 black WLAN antenna post 7 white WLAN antenna cable from LCD 8 power cable from system board 9 grey and white WWAN antenna from LCD 10 black and grey WWAN antenna from LCD 11 gre...

Страница 45: ...ess technology see Removing the Card With Bluetooth Wireless Technology 9 Remove the display assembly see Removing the Display Assembly 10 Remove the coin cell battery see Removing the Coin Cell Battery 11 Remove the palm rest assembly see Removing the Palm Rest Assembly 12 Remove the system board assembly see Removing the System Board Assembly 13 Remove the M2 x 3 mm screw from the smart card rea...

Страница 46: ...g the Card With Bluetooth Wireless Technology 8 Replace the keyboard see Replacing the Keyboard 9 Replace the LED cover see Replacing the LED Cover 10 Replace the solid state drive see Replacing the Solid State Drive and Cable Assembly 11 Replace the memory module see Replacing the Memory Module 12 Replace the WLAN and WWAN cards see Replacing the WLAN WiMax Card and Replacing a WWAN Card 13 Repla...

Страница 47: ...e display assembly see Removing the Display Assembly 10 Remove the coin cell battery see Removing the Coin Cell Battery 11 Remove the palm rest assembly see Removing the Palm Rest Assembly 12 Remove the system board assembly see Removing the System Board Assembly 13 Remove the M2 x 3 mm screw from the speaker 14 Lift the speaker up from the base assembly Replacing the Speaker CAUTION Before workin...

Страница 48: ... display assembly see Replacing the Display Assembly 7 Replace the module with Bluetooth wireless technology see Replacing the Card With Bluetooth Wireless Technology 8 Replace the keyboard see Replacing the Keyboard 9 Replace the LED cover see Replacing the LED Cover 10 Replace the solid state drive see Replacing the Solid State Drive and Cable Assembly 11 Replace the memory module see Replacing ...

Страница 49: ...D Carefully align the connector to the replacement SSD and gently push the connector onto the device 3 Gently connect the SSD cable to the system board using the connector release 4 Lower the drive into the base assembly at an angle towards the outer edge of the computer and onto the alignment pins 5 Replace the two M2 x 3 mm screws that secure the hard drive to the base assembly NOTE Dell does no...

Страница 50: ...w the procedures in After Working on Your Computer 8 Install the operating system drivers and utilities for your computer as needed For more information see the Setup and Quick Reference Guide that shipped with your computer or on support dell com Back to Contents Page ...

Страница 51: ...rew to remove it from the computer Replacing the Service Panel 1 Lower the service panel into place press down on the center of the panel and then slide the panel towards the front of the computer 2 Press down on the captive screw and then tighten the screw 3 Follow the procedures in After Working on Your Computer Back to Contents Page CAUTION Before working inside your computer read the safety in...

Страница 52: ...board see Removing the Keyboard 8 Remove the module with Bluetooth wireless technology see Removing the Card With Bluetooth Wireless Technology 9 Remove the display assembly see Removing the Display Assembly 10 Remove the coin cell battery see Removing the Coin Cell Battery 11 Remove the palm rest assembly see Removing the Palm Rest Assembly 12 Remove the DC power cable see Removing the DC Power C...

Страница 53: ...tly lifting up on the release latch 18 Disconnect the fan and speaker cables from the system board 19 Remove the five M2 x 3 mm screws securing the system board assembly to the base assembly 1 base assembly 2 screws 2 3 right I O board 4 guide pins 2 5 connector release 1 DC power cable 2 right I O board cable 3 speaker cable 4 smart card reader cable 5 fan cable 1 screws 5 ...

Страница 54: ...Lower the left edge of the left I O board into the left side of the base assembly aligning the connectors with their corresponding holes in the base assembly 4 Lower the system board with heat sink assembly and left I O board onto the alignment pins in the base assembly 1 guide pins 2 2 system board 3 base assembly 4 heatsink assembly 1 screw 2 system board 3 left I O board connector 4 left I O bo...

Страница 55: ...nology see Replacing the Card With Bluetooth Wireless Technology 17 Replace the keyboard see Replacing the Keyboard 18 Replace the LED cover see Replacing the LED Cover 19 Replace the solid state drive see Replacing the Solid State Drive and Cable Assembly 20 Replace the memory module see Replacing the Memory Module 21 Replace the WLAN and WWAN cards see Replacing the WLAN WiMax Card and Replacing...

Страница 56: ...h the connector on the system board and press the TAA board into place 2 Replace the service panel see Replacing the Service Panel 3 Follow the procedures in After Working on Your Computer Back to Contents Page CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepa...

Страница 57: ...rademark of Intel Corporation in the U S and other countries Microsoft Windows Windows Vista and the Windows Vista start button logo are either trademarks or registered trademarks of Microsoft Corporation in the United States and or other countries Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products Dell Inc d...

Страница 58: ...ribes the problem and click Next to follow the remaining troubleshooting steps Microsoft Windows Vista CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage on www dell com at www dell com regulatory_compliance NOTE After the computer completes POST the Num Lock...

Страница 59: ...ur hard drive 4 Press Tab to select Test System and then press Enter 5 At the Dell Diagnostics Main Menu left click with the touch pad mouse or press Tab and then Enter to select the test you want to run see Dell Diagnostics Main Menu 6 After all tests have completed close the test window to return to the Dell Diagnostics Main Menu 7 Close the Main Menu window to exit the Dell Diagnostics and rest...

Страница 60: ...u 11 After all tests have completed close the test window to return to the Dell Diagnostics Main Menu 12 Close the Main Menu window to exit the Dell Diagnostics and restart the computer 13 Remove the Drivers and Utilities media from the optical drive Dell Diagnostics Main Menu After the Dell Diagnostics loads the following menu appears Press Tab to select the test you want to run and then press En...

Страница 61: ...first to increase the possibility of tracing a problem quickly Extended Test Performs a thorough check of devices in the system This typically can take an hour or more NOTE The Extended Test periodically requires your input to answer specific questions Custom Test Use to test a specific device or customize the tests to be run Symptom Tree This option allows you to select tests based on a symptom o...

Страница 62: ...ge if lights 1 3 and 5 flash repeatedly the battery is no longer functioning properly and needs to be replaced Contact Dell Support Drive Problems Ensure that Microsoft Windows Recognizes the drive Windows XP l Click Start and click My Computer Windows Vista l Click the Windows Vista Start button and click Computer If the drive is not listed perform a full scan with your antivirus software to chec...

Страница 63: ...Turn off standby mode in Windows before writing to a disc For information about setting power options see the Dell Technology Guide on your computer or at support dell com You can also search for the keyword standby in Windows Help and Support for information on power management modes Hard drive problems Run Check Disk Windows XP 1 Click Start and click My Computer 2 Right click Local Disk C 3 Cli...

Страница 64: ... that the power cable is firmly connected to the computer and to the electrical outlet The computer stops responding Turn the computer off If you are unable to get a response by pressing a key on your keyboard or moving your mouse press and hold the power button for at least 8 to 10 seconds until the computer turns off and then restart your computer A program stops responding End the program 1 Pre...

Страница 65: ...are documentation for information l Ensure that the program is installed and configured properly l Verify that the device drivers do not conflict with the program l If necessary uninstall and then reinstall the program Back up your files immediately Use a virus scanning program to check the hard drive floppy disks CDs or DVDs Save and close any open files or programs and shut down your computer th...

Страница 66: ...rs test them on another computer if available to ensure their functionality Check the external speaker audio cable connection Ensure that the audio cable for your external speakers see the documentation provided with your speakers is securely inserted into your computer s headphone connector see the Setup and Quick Reference Guide for your computer at support dell com Check the external speaker po...

Страница 67: ...of the display is readable Connect an external monitor 1 Shut down your computer and connect an external monitor to the computer 2 Turn on the computer and the monitor and adjust the monitor brightness and contrast controls If the external monitor works the computer display or video controller may be defective Contact Dell Support Dell Technical Update Service The Dell Technical Update service pro...

Страница 68: ...Back to Contents Page ...

Страница 69: ...m screw The card will pop up at a 45 degree angle 5 Slide the card out of the card connector on the system board Replacing the WLAN WiMax Card CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage on www dell com at www dell com regulatory_compliance NOTICE Inse...

Страница 70: ...the card has two triangles on the label white and black connect the white antenna cable from the display assembly to the connector labeled main white triangle and connect the black antenna cable from the radio switch board to the connector labeled aux black triangle If the card has three connectors connect the white antenna cable from the display assembly to connector 1 and connect the black anten...

Страница 71: ...ice panel see Replacing the Service Panel 6 Follow the procedures in After Working on Your Computer Back to Contents Page 1 radio switch board 2 white antenna cable 3 gray antenna cable 4 black antenna cable 5 WLAN card ...

Страница 72: ...2 x 3 mm screw The card pops up at a 45 degree angle 5 Slide the card out of the card connector on the system board Replacing a WWAN Card CAUTION Before working inside your computer read the safety information that shipped with your computer For additional safety best practices information see the Regulatory Compliance Homepage on www dell com at www dell com regulatory_compliance NOTICE Insert a ...

Страница 73: ...ck triangle 5 Replace the service panel see Replacing the Service Panel 6 Follow the procedures in After Working on Your Computer Back to Contents Page NOTICE The connectors are keyed to ensure correct insertion If you feel resistance check the connectors on the card and on the system board and realign the card NOTICE To avoid damage to the WWAN card ensure the cables are not under the card when y...

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