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Dell PP18L Communications Cards, Wireless Local Area Network WLAN Card, Back to Contents Page

Models: PP18L D620

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Communications Cards

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Communications Cards

Dell™ Latitude™ D620 Service Manual

Wireless Local Area Network (WLAN) Card

Mobile Broadband Card

Subscriber Identity Module (SIM) Card

Wireless Local Area Network (WLAN) Card

If you ordered a WLAN card with your computer, the card is already installed.

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

1.Follow the procedures in Before You Begin.

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

3.Remove the keyboard (see Keyboard).

1

WLAN card

2

antenna cables (2)

NOTICE: To prevent damage to the connector, do not use tools to spread the securing clips.

4.If a WLAN card is not already installed, go to step 5. If you are replacing a WLAN card, remove the existing card:

a.Disconnect the WLAN card from any attached cables.

b.Use your fingertips to carefully spread apart the metal securing tabs until the card pops up slightly.

c.Slide and lift the WLAN card out of its connector.

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Dell PP18L, D620 manual Communications Cards, Wireless Local Area Network WLAN Card, Subscriber Identity Module SIM Card

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 ComputerBack to Contents Page Dell Latitude D620 Service Manual1. Follow the instructions in Before Working Inside Your Computer 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 KeyboardBack to Contents Page system board connectorkeyboard 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 PageDell Latitude D620 Service Manual System ComponentsBack to Contents Page 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