HP Integrity rx2660 Server User Service Guide

Figure 85 Removing and Replacing the System Board
21
System board unlocking postSystem board connections
NOTE: If the optional Smart Array P400 controller and PCIe expansion boards are installed in
your server, the SAS cables will not be plugged into the system board as shown in Figure 85
(page 198).
Replacing the System Board
CAUTION: When replacing an Office Friendly system board, you must use system board part
number AB419-69004 or the server will not power on. It shuts down with an overtemp condition
due to multiple fan failures. The following error displays for all of the fans:
Log Entry 4: 14 Feb 2007 16:52:21
Alert Level 5: Critical
Keyword: COOLING_UNIT_FAILURE
Cooling unit failure
Logged by: Baseboard Management Controller;
Sensor: Cooling Device - Fan 1 (Mem)
Data1: transition to Critical from less severe 0x2045D33E45020050 FFFF0207210A0300
To replace the system board:
198 Removing and Replacing Server Components