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Dell™ XPS™ L502X Service Manual
Before You Begin Camera Module
Battery Top Cover
Module Cover Fan
Memory Module(s) Subwoofer
Wireless Mini-Card(s) AC-Adapter Connector
Optical Drive USB Board
Palm-Rest Assembly TV Tuner Connector
Power-Button Board Heat Sink
Coin-Cell Battery Processor Module
Hard Drive System Board
Keyboard Speakers
Display Flashing the BIOS
Notes, Cautions, and Warnings
NOTE: A NOTE indicates important information that helps you make better use of your compu
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Back to Contents Page Battery Dell™ XPS™ L502X Service Manual Removing the Battery Replacing the Battery WARNING: 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 at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by De
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Back to Contents Page Before You Begin Dell™ XPS™ L502X Service Manual Recommended Tools Turning Off Your Computer Before Working Inside Your Computer This manual provides procedures for removing and installing the components in your computer. Unless otherwise noted, each procedure assumes that the following conditions exist: l You have performed the steps in Turning Off Your Computer and Before Working Inside Your Computer. l You have read the safety information tha
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4. Press and eject any installed cards from the Media Card Reader. 5. Disconnect your computer and all attached devices from their electrical outlets. 6. Disconnect all attached devices from your computer. CAUTION: To help prevent damage to the system board, remove the main battery (see Removing the Battery) before working inside the computer. 7. Remove the battery (see Removing the Battery). 8. Turn the computer top-side up, open the display, and press th
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Back to Contents Page Flashing the BIOS Dell™ XPS™ L502X Service Manual The BIOS may require flashing when an update is available or when replacing the system board. To flash the BIOS: 1. Turn on the computer. 2. Go to support.dell.com/support/downloads. 3. Locate the BIOS update file for your computer: NOTE: The Service Tag for your computer is located on a label at the bottom of your computer. If you have your computer's Service Tag: a. Click Enter a Tag.
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Back to Contents Page Camera Module Dell™ XPS™ L502X Service Manual Removing the Camera Module Replacing the Camera Module WARNING: 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 at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is no
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3. Use the alignment posts on the display back cover to place the camera module in position. 4. Connect the camera cable to the connector on the camera module. 5. Replace the display bezel (see Replacing the Display Bezel). 6. Replace the display assembly (see Replacing the Display Assembly). 7. Replace the keyboard (see Replacing the Keyboard). 8. Replace the palm-rest assembly (see Replacing the Palm-Rest Assembly). 9. Replace the memory modu
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Back to Contents Page Coin-Cell Battery Dell™ XPS™ L502X Service Manual Removing the Coin-Cell Battery Replacing the Coin-Cell Battery WARNING: 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 at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicin
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Back to Contents Page USB Board Dell™ XPS™ L502X Service Manual Removing the USB Board Replacing the USB Board WARNING: 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 at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized
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1. Follow the instructions in Before You Begin. 2. Align the connectors on the USB board with the slots on the top cover and place it on the top cover. 3. Replace the three screws that secure the USB board to the top cover. 4. Slide the USB-board cable into the connector on the USB board and press the connector latch down to secure the cable. 5. Replace the AC adapter connector (see Replacing the AC-Adapter Connector). 6. Follow the instructions from st
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Back to Contents Page AC-Adapter Connector Dell™ XPS™ L502X Service Manual Removing the AC-Adapter Connector Replacing the AC-Adapter Connector WARNING: 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 at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to
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Replacing the AC-Adapter Connector 1. Follow the instructions in Before You Begin. 2. Align the screw hole on the AC-adapter connector with the screw hole on the top cover. 3. Replace the screw that secures the AC-adapter connector to the top cover. 4. Route the AC-adapter connector cable through the routing guides. 5. Connect the AC-adapter connector cable to the system-board connector. 6. Follow the instructions from step 8 to step 11 in Replacing
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Back to Contents Page Display Dell™ XPS™ L502X Service Manual Display Assembly Display Bezel Display Panel Display Cable Display-Panel Brackets WARNING: 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 at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. D
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9. Turn the computer over and open the display as far as possible. 10. Remove the keyboard (see Removing the Keyboard). 11. Pull the pull-tab to disconnect the display cable from the system-board connector. 12. Disconnect the digitizer board cable from the system-board connector. NOTE: The digitizer board is optional and may not be present in your computer. 13. Loosen the captive screw that secures the display grounding cable. 1 captive screw 2 display
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Replacing the Display Assembly 1. Follow the instructions in Before You Begin. 2. Place the display assembly in position and replace the four screws that secure the display assembly to the computer base. 3. Route the display cable through the routing guides and connect the display cable to the system-board connector. 4. Connect the digitizer board cable to the system-board connector. 5. Tighen the captive screw that secures the display grounding cable.
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1 display bezel Replacing the Display Bezel 1. Follow the instructions in Before You Begin. 2. Align the display bezel with the display back cover, and gently snap it into place. 3. Replace the display assembly (see Replacing the Display Assembly). CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer. Display Panel Removing the Display P
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1 camera cable 2 display panel 3 digitizer board cable 6. Remove the ten screws that secure the display panel to the display back cover. 7. Remove the two screws that secure the digitizer board to the display back cover. 8. Note the routing of the antenna cables and remove them from the routing guide on the right display hinge. 9. Note the routing of the display cable and remove it from the routing guide on the left display hinge. 1 display panel 2 screws (12)
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Display Cable Removing the Display Cable 1. Follow the instructions in Before You Begin. 2. Remove the display assembly (see Removing the Display Assembly). 3. Remove the display bezel (see Removing the Display Bezel). 4. Remove the display panel (see Removing the Display Panel). 5. Turn the display panel over and place it on a clean surface. 6. Pull the pull-tab to disconnect the display cable from the connector on the display panel. 1 pu
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1. Follow the instructions in Before You Begin. 2. Remove the display assembly (see Removing the Display Assembly). 3. Remove the display bezel (see Removing the Display Bezel). 4. Remove the display panel (see Removing the Display Panel). 5. Remove the four screws (two on each side) that secure the display-panel brackets to the display panel. 6. Remove the display-panel brackets off the display panel. 1 screws (4) 2 display panel brackets (2)
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Back to Contents Page Fan Dell™ XPS™ L502X Service Manual Removing the Fan Replacing the Fan WARNING: 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 at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell™ is not
