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Dell PP18L manual Modem, Dell Latitude D620 Service Manual, Back to Contents Page

Models: PP18L D620

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Modem

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Modem

Dell™ Latitude™ D620 Service Manual

CAUTION: Before you begin the following procedure, see the safety instructions in the Product Information Guide.

NOTICE: To avoid damaging the system board, you must remove the main battery before you begin working inside the computer (see Before Working Inside Your Computer).

CAUTION: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface.

1.Follow the instructions in Before Working Inside Your Computer.

2.Remove the hinge cover (see Hinge Cover).

3.Remove the optical drive (see Media Bay Devices).

4.Remove the keyboard (see Keyboard).

5.Remove the coin-cell battery (see Coin-Cell Battery).

6.Remove the display assembly (see Display Assembly).

7.Remove the palm rest (see Palm Rest).

8.Remove the M2 x 3-mm screw that attaches the modem to the system board.

9.Pull up on the pull-tab to disconnect the modem from the connector on the system board.

1	modem pull-tab	2	M2 x 3-mm screw	3	modem cable

4	system board connector

NOTICE: Do not disconnect the modem cable from the system board.

10.Disconnect the modem cable from the modem.

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Dell PP18L manual Modem, Dell Latitude D620 Service Manual, Back to Contents Page

Contents

Processor Thermal-Cooling Assembly Dell Latitude D620 Service ManualDisplay Assembly Internal Card with Bluetooth Wireless TechnologyBack to Contents Page Dell Latitude D620 Service ManualBase 1. Follow the instructions in Before Working Inside Your ComputerPage Recommended Tools Before You BeginTurning Off Your Computer Before Working Inside Your ComputerScrew Identification Computer OrientationBack to Contents Page Flashing the BIOS From a CD Flashing the BIOSFlashing the BIOS From the Hard Drive Flashing the BIOS From a CD Flashing the BIOS From the Hard DriveDell Latitude D620 Service Manual Internal Card with Bluetooth Wireless TechnologyBack to Contents Page Back to Contents PageDell Latitude D620 Service Manual Coin-Cell BatteryBack to Contents Page Back to Contents PageProcessor Module Removing the Processor Module Installing the Processor ModuleRemoving the Processor Module Dell Latitude D620 Service ManualBack to Contents Page Installing the Processor ModuleRemoving the Display Assembly Display AssemblyRemoving the Display Assembly Removing the Display Bezel Removing the Display Panel Installing the Display Panel1. Follow the instructions in Before Working Inside Your Computer Removing the Display Bezel1. Follow the instructions in Before Working Inside Your Computer Removing the Display PanelRemoving the Display Hinges Installing the Display PanelBack to Contents Page 1. Follow the instructions in Before Working Inside Your Computer1. Follow the instructions in Before Working Inside Your Computer Dell Latitude D620 Service ManualBack to Contents Page Back to Contents Page Dell Latitude D620 Service Manual Hard DriveBack to Contents Page Back to Contents PageDell Latitude D620 Service Manual Hinge CoverBack to Contents Page Back to Contents PageRemoving the Keyboard KeyboardReplacing the Keyboard Removing the Keyboard Replacing the Keyboardkeyboard system board connectorBack to Contents Page DIMM A MemoryDIMM A DIMM B Dell Latitude D620 Service ManualDIMM B Back to Contents Page Wireless Local Area Network WLAN Card Mobile Broadband Card Wireless Local Area Network WLAN CardCommunications Cards Subscriber Identity Module SIM CardMobile Broadband Card antenna wires 1. Follow the procedures in Before You Beginc. Slide and lift the Mobile Broadband card out of its connector 5. To install a Mobile Broadband cardBack to Contents Page Subscriber Identity Module SIM CardDell Latitude D620 Service Manual ModemBack to Contents Page Back to Contents PageBack to Contents Page MicrophoneBack to Contents Page 1. Follow the instructions in Before Working Inside Your ComputerDell Latitude D620 Service Manual Media Bay DevicesBack to Contents Page Back to Contents PageDell Latitude D620 Service Manual Palm RestBack to Contents Page 1. Follow the instructions in Before Working Inside Your Computer13. Remove the palm rest Back to Contents PageDell Latitude D620 Service Manual PC Card ReaderBack to Contents Page Back to Contents PageDell Latitude D620 Service Manual SpeakerBack to Contents Page Back to Contents PageSystem Board Removing the System Board Installing the System BoardRemoving the System Board Dell Latitude D620 Service ManualM2.5 x 5-mm screws Installing the System Board19. Remove the four 5-mm hex screws on the back of the computer 20. Lift the system board out and away from the base plastics3. Connect the AC adapter to the computer and to an electrical outlet Back to Contents PageBack to Contents Page System ComponentsDell Latitude D620 Service Manual Back to Contents Page 17 processor thermal-cooling assembly 18 Mobile Broadband card19 WLAN card 20 display-feed flex cable 21 antenna cables 22 display hingeRemoving the Processor Thermal-Cooling Assembly Processor Thermal-Cooling AssemblyReplacing the Processor Thermal-Cooling Assembly Removing the Processor Thermal-Cooling AssemblyBack to Contents Page Back to Contents Page Dell Latitude D620 Service ManualBack to Contents Page