Dell OptiPlex GX110, Руководство по обслуживанию

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1. If possible, enter System Setup and print the System Setup screens.
2. Remove the system battery by carefully prying it out of its socket with your fingers or with a blunt, nonconducting object such as a plastic
screwdriver.
When you replace the system battery, orient the new battery with the "+" facing up. Insert the battery into its socket and snap it into place.
System Board
Figure 32. System Board Removal
To remove the system board, perform the following steps:
1. Disconnect all cables from their connectors at the back of the computer.
2. Remove the drive shelf assembly .
3. Remove the expansion-card cage .
4. Remove the hard-disk drive/bracket .
5. Disconnect all cables from the system board.
6. Remove the screw that secures the system board to the bottom of the chassis (see Figure 32 ).
7. Slide the system board toward the front of the chassis until it stops.
8. Carefully lift the system board out of the chassis (be sure to lift evenly and not twist the system board).
To replace a system board, perform the following steps:
1. Remove the DIMMs and the microprocessor/heat sink assembly and install them on the replacement board.
2. Set the jumpers on the new system board so that they are identical to those on the old board, unless a microprocessor upgrade is being
installed.
3. Push down near each slot to engage the grounding clip onto its corresponding tab.
4. Push evenly on both sides of the system board as you slide it into position (do not twist the system board).
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