Dell 2900 owner manual Replacing the System Battery

5To remove the diskette drive filler plate, pull the retention spring slightly away from the filler plate, then lift the filler plate from the carrier.

6Install the diskette drive carrier into the system:

a Align the slots on the bottom of the diskette drive carrier with the drive bay tabs on top of the peripheral bay and lower the carrier unto the tabs.

b Push the carrier toward the system front plate until the plastic latch on the carrier locks into position.

7Attach one end of the ribbon cable to the floppy connector on the system board and the other end to the connector on the rear of the diskette drive.

8Attach the power cable to the floppy connector (FDD) at the top of the SAS backplane board (see Figure 6-3) and to the power connector on the rear of the diskette drive.

9If applicable, replace the components your removed in step 4:

a Replace the center fan bracket. See "Replacing the Center Fan Bracket" on page 81. b Replace the fans into the center fan bracket.

c Reconnect the cables to the SAS controller daughter card.

10Close the system. See "Closing the System" on page 53.

11Replace the front bezel, if removed in step 2.

12Reconnect the system and peripherals to their electrical outlets.

System Battery

Replacing the System Battery

CAUTION: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. See your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting against electrostatic discharge.

1Enter the System Setup program and record the option settings on the System Setup screens. See "Using the System Setup Program" on page 35.

2Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.

3Open the system. See "Opening the System" on page 53.

4See Figure 6-2 for the location of the system battery and then, starting with PCI slot 6, remove as many expansion cards as you need to create enough room in the expansion bay to work with the system battery. See "Removing an Expansion Card" on page 70.

Installing System Components

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