3. Locate the battery socket. See System Board Connectors.
4. Remove the system battery.
a. Support the battery connector by pressing down firmly on the positive side of the connector.
b. While supporting the battery connector, press the battery toward the positive side of the connector and pry it up out of the securing tabs at the
negative side of the connector.
5. Install the new system battery.
a. Support the battery connector by pressing down firmly on the positive side of the connector.
b. Hold the battery with the "+" facing up, and slide it under the securing tabs at the positive side of the connector.
c. Press the battery straight down into the connector until it snaps into place.
6. Close the system. See Closing the System.
7. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.
8. Enter the System Setup program to confirm that the battery is operating properly. See Entering the System Setup Program.
9. Enter the correct time and date in the System Setup program's Time and Date fields.
10. Exit the System Setup program.
11. To test the newly installed battery, turn off the system and disconnect it from the electrical outlet for at least an hour.
12. After an hour, reconnect the system to its electrical outlet and turn it on.
13. Enter the System Setup program and if the time and date are still incorrect, see Getting Help for instructions on obtaining technical assistance.
Sideplane Board

Removing the Sideplane Board

1. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2. Open the system. See Opening the System.
3. Remove the SAS controller daughter card. See Removing a SAS Controller Daughter Card.
4. Remove any cables from the sideplane board.
5. Pressing inward on the sideplane release tabs, lift the sideplane up and away from the system. See Figure3-29
1
positive side of battery connector
2
system battery
3
negative side of battery connector
NOTICE: If you pry the battery out of its socket with a blunt object, be careful not to touch the system board with the object. Ensure that the object is
inserted between the battery and the socket before you attempt to pry out the battery. Otherwise, you may damage the system board by prying off
the socket or by breaking circuit traces on the system board.
NOTICE: To avoid damage to the battery connector, you must firmly support the connector while installing or removing a battery.
NOTICE: To avoid damage to the battery connector, you must firmly support the connector while installing or removing a battery.
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as
authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not
authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
NOTICE: When detaching the control panel cable from the sideplane board, squeeze the metal ends of the cable connectors and gently work the
connector out of the socket. Do not pull on the cable to unseat the connector. Doing so can damage the cable.