User Service Guide, Third Edition - HP Integrity rx4640 Server

4. Open the blue PCI card latch for slot 2 by twisting it clockwise.
Figure 4-33 LAN I/O Card Latch Location
5. Remove LAN I/O card by pulling up carefully on the LAN I/O card.
6. Install the replacement LAN I/O card. Figure 4-32 shows how to install the LAN I/O card
correctly.
CAUTION: Always handle I/O cards by their edges. Failure to comply with this precaution
can result in damage to the card.
Ensure that you fully seat the card into the slot or the card can be damaged when power is
reapplied to the slot.
7. Close the blue PCI card latch for slot 2 by twisting it counter-clockwise.
8. Reconnect the LAN cable(s) to the LAN core I/O card.
9. Replace the top cover. “Replacing the Top Cover” (page 36).
10. Push the server back into the rack until it stops. “Inserting the Server into the Rack” (page 32).
Removing and Replacing the Server Battery
Replace the server battery by removing the top cover and accessing the I/O baseboard.
To remove and replace the server battery, follow these steps:
1. If rack mounted, slide the server out from the rack until it stops. See “Extending the Server
From the Rack” (page 31).
2. Remove the top cover from the chassis. See “Removing the Top Cover” (page 36).
3. Remove the I/O baseboard assembly from the chassis. See “Removing the I/O Baseboard”
(page 56).
4. Locate the battery on the I/O baseboard. Remove the battery by lifting the retaining clip and
pulling the battery from its socket.
Removing and Replacing the Server Battery 75