Avaya CallPilot 600r, Maintenance And Diagnostics, Page: 81 / 106

To replace the front fan assembly
1. Power down the server, unplug all peripheral devices and Ethernet cables, and
disconnect the AC power.
2. Attach the ESD strap to your wrist and attach the other end to a known grounded
connection.
3. Remove the sever cover. For instructions, see Removing and replacing the server
cover on page 74.
4. Remove the processor air duct. For instructions, see Removing and replacing the
processor air duct on page 75.
5. Remove the captive screw that attaches the front fan assembly to the chassis. For
details, see (A) in Figure 20: Front fan assembly on page 81.
6. Lift the left side of the fan assembly. For details, see B in Figure 20: Front fan
assembly on page 81.
7. Pull the fan assembly to the left to disengage the hook that holds the right side of
the fan assembly. For details, see C in Figure 20: Front fan assembly on page
81.
8. Remove the fan assembly from the chassis. For ease of access to some of the cable
connections, lift the assembly from the installed location before disconnecting the
cables.
9. Disconnect the fan connectors from the front panel I/O board. Make note of the order
the fans are plugged into the board.
Figure 20: Front fan assembly
10. Disconnect the front fan assembly cables from the server board.
11. Connect the following cables between the replacement front fan assembly and the
server board.
When to replace the cooling fan assembly
Avaya CallPilot® 600r Server Maintenance and Diagnostics December 2010 81