11. Enter the System Setup program and verify that the setting for the RAC card has changed to reflect the presence of the card. See "Using the System

Setup Program" in your User's Guide.

See the RAC card documentation for information on configuring and using the RAC card.

System Battery

Replacing the System Battery

CAUTION:

See your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting

against electrostatic discharge.

1. Enter the System Setup program and record the option settings on the System Setup screens.

See "Using the System Setup Program" in the User's Guide.

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

3. Remove the bezel. See

"Removing the

4. Lay the system on its right side.

5. Remove the cover. See

"Removing the

6. Remove the system battery. See

a. Pull the latch away from the battery. See

b. Lift the battery out of the battery socket.

Figure 6-11. Removing the System Battery

NOTICE:

You must install the new system battery with the side labeled "+" facing up. See Figure 6-11.

7. To install the new system battery, hold the battery with the side labeled "+" facing up, and then press the battery straight down into the battery socket

until the latch snaps into place over the edge of the battery. See Figure 6-11.

8. Install the cover. See

"Replacing the

9. Stand the system upright.

Card" for information on installing the card.

Cover" in "Troubleshooting Your System."

Bezel" in "Troubleshooting Your System."

Cover" in "Troubleshooting Your System."

Figure A-3

for the battery socket location on the system board.

Figure 6-11

Cover" in "Troubleshooting Your System."

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Replacing The System Battery - Dell PowerEdge 850 Installation And Troubleshooting Manual