1.If possible, enter System Setup and print the System Setup screens.
2.Remove the computer cover.
3.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.
4.Replace the computer cover and reset the chassis intrusion detector.
System Board
Figure 28. System Board Removal
1boardSystem
2Screw
To remove the system board, perform the following steps:
1.Remove the computer cover.
2.Disconnect all cables from the system board.
3.Rotate the system power supply out of the way.
4.Remove the RIMMs.
5.Remove the microprocessor.
6.Remove the AGP card brace and the AGP video card.
7.Slide all externally accessible drives and brackets partially out of the chassis.
8.Slide the
9.Remove the screw that secures the system board to the bottom of the chassis (see Figure 28).
10.Slide the system board toward the front of the chassis until it stops.
11.Carefully raise the front of the system board and lift the board out of the chassis at an angle. To replace the system board, perform the following steps:
1.Install the RIMMs and the microprocessor/airflow shroud/heat sink assembly on the replacement board.
2.Configure the settings of the replacement board.
Set the jumpers on the replacement system board so that they are identical to those on the existing system board, unless you are performing a microprocessor upgrade.
3.Replace the system board in the chassis.
4.Push down near each slot to engage the grounding clip onto its corresponding tab.
5.Push evenly on both sides of the system board as you slide and lock it into position (do not twist the system board).
6.Reinstall the mounting screw.