Dell 620s Laptop User Manual


 
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System Board
Dell™Inspiron™620sServiceManual
Removing the System Board
Replacing the System Board
Entering the Service Tag in the BIOS
Removing the System Board
1. Follow the instructions in Before You Begin.
2. Remove the computer cover (see Removing the Computer Cover).
3. Remove any PCI Express cards, if applicable (see Removing PCI Express Cards).
4. Remove the processor fan and heat-sink assembly (see Removing the Processor Fan and Heat-Sink Assembly).
5. Remove the processor (see Removing the Processor).
6. Remove the memory modules (see Removing the Memory Module(s)) and record which memory module is removed from each DIMM slot so that the
memory modules can be installed in the same slot after the system board is replaced.
7. Disconnect all cables connected to the system board (see System Board Components). Note the routing of all cables as you remove them so that you
can re-route them correctly after installing the new system board.
8. Remove the six screws that secure the system board to the chassis.
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.
WARNING: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover.
WARNING: Do not operate your computer with any cover(s) (including computer covers, bezels, filler brackets, front-panel inserts, etc.)
removed.
CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is
not covered by your warranty.
1
screws (6)
2
system board