HP Integrity rx3600 Server User Service Guide

IMPORTANT: Before removing the system battery, record all boot and LAN configuration settings.
(Find the settings using the INFO ALL EFI command.) You must reset these values after replacing
the battery.
To remove the core I/O board battery, follow these steps:
1. Power off the server and disconnect the power cables. See “Powering Off the Server”
(page 82).
2. If rack installed, slide the server completely out from the rack. See “Extending the Server from
the Rack” (page 164).
3. Remove the top cover from the chassis. See “Removing the Top Cover” (page 165).
4. Remove the core I/O board. See “Removing the Core I/O Board” (page 216).
5. Locate the battery on the core I/O board (Figure 79).
6. Insert a flat tool under the battery and carefully lift upward to pry the battery from the socket.
Figure 79 Battery Location on the Core I/O Board
Replacing the Core I/O Board Battery
To replace the core I/O board battery, follow these steps:
1. Insert the replacement battery into the socket.
NOTE: The positive terminal of the battery is designated by a + sign. Install the battery with
the + sign facing up.
2. Replace the core I/O board. See “Replacing the Core I/O Board” (page 217).
3. Replace the top cover. See “Replacing the Top Cover” (page 166).
4. If rack installed, slide the server completely into the rack. See “Inserting the Server into the
Rack” (page 164).
5. Reconnect the power cables and power on the server. See “Powering On the Server” (page 81).
218 Removing and Replacing Server Components