System Build-Up Troubleshooting Procedure - HP AB464-9003F Service Manual

There are two types of CRUs in the server:
Externally accessible CRUs (eCRUs)
Internally accessible CRUs (iCRUs)
In the following two lists, asterisks identify those CRUs identifiable by Diagnostic Panel LEDs
when they are faulty or have failed.
The following is a list of all external CRUs (eCRUs) in the server:
Bulk power supply (1 and 2)
Console device
Power cords
Modems/UPS
DVD and 2.5 HDDs (SAS or SATA)
Cooling fans (4-6)
The following is a list of all the internal CRUs (iCRUs) in the server:
I/O board assembly
Core I/O board
Core LAN HBA
SAS Disk HBA
CPU board and CPUs
Disk BP board (1 and 2)
Memory extender and DIMMs
FP and Diagnostic LED board
HBAs (optional)
I/O VRM
Cooling Fans (1-3)
Midplane board
Interconnect board

System Build-Up Troubleshooting Procedure

Use this procedure only when the system powers on and remains powered on but does not enter
into or pass POST or does not boot to EFI menu.
1. Remove the AC power cord from each bulk power supply and extend the server chassis, if
racked.
2. Remove all of the HDDs from the front of the chassis, then the memory extender and CPU
board CRUs.
3. Remove the top cover to gain access to, and remove, everything but the I/O backplane board
and core I/O board CRUs.
4. Plug in the AC power cord(s) and the iLO 2 MP and system console should come alive and
you should have the following CRU IDs listed after executing the CM>DF command:
CRU IDs:
--------
02-Power Converter 03-Power Supply 0 04-Power Supply1
1. Has an associated diagnostic LEDs, which indicates device fault or failure.
1
1
1
1
1
1
Supported Configurations 153