Cache Has Been Disabled; Likely Caused By A Loose Pin On One Of The Ram Chips; Configuration Signature Is Zero; Configuration Signature Mismatch; Controller Communication Failure Occurred - HP ProLight Server Troubleshooting Manual

Cache Has Been Disabled; Likely Caused By a Loose Pin on One of the RAM
Chips
Description: Cache has been disabled due to a large number of ECC errors detected while testing the
cache during POST. This is probably caused by a loose pin on one of the RAM chips.
Action: Try reseating the cache to the controller. If that does not work, replace the cache.

Configuration Signature is Zero

Description: ADU
configuration signature of zero. Old versions of the server setup utility could cause this.
Action: Run the latest version of server setup utility to configure the controller and NVRAM.

Configuration Signature Mismatch

Description: The array accelerator board is configured for a different array controller board. The
configuration signature on the array accelerator board does not match the one stored on the array
controller board.
Action: To recognize the array accelerator board, run ACU

Controller Communication Failure Occurred

Description: Controller communication failure occurred. ADU was unable to successfully issue
commands to the controller in this slot.
Action:
Be sure all cables are properly connected and working.
1.
Be sure the controller is working, and replace if needed.
2.

Controller Detected. NVRAM Configuration not Present

Description: EISA NVRAM does not contain a configuration for this controller.
Action: Run the server setup utility to configure the NVRAM.

Controller Firmware Needs Upgrading

Description: Controller firmware is below the latest recommended version.
Action: Update the controller to the latest firmware version

Controller is Located in Special "Video" Slot

Description: Controller is installed in the slot for special video control signals. If the controller is used in
this slot, LED indicators on the front panel may not function properly.
Action: Install the controller into a different slot, and run the server setup utility to configure NVRAM.
Then, run ACU

Controller Is Not Configured

Description: Controller is not configured. If the controller was previously configured and you change
drive locations, a problem might exist with the placement of the drives. ADU
("Array Diagnostic Utility" on page 63) detected that NVRAM contains a
("Array Configuration Utility" on page 54) to configure the controller.
("Array Configuration Utility" on page 54).
("Firmware maintenance" on page 65).
("Array Diagnostic Utility" on
Error messages 77