– PPMs ("Removing a PPM" on page 29), except the PPM installed in slot
– DIMMS ("Removing DIMMs" on page 76), except the first bank from
– Hard drives ("Removing a hot-plug SCSI hard drive" on page 50)
– Peripheral devices
3. Reseat the remaining memory boards, rebooting after each installation to
isolate any failed memory boards.
4. Replace the DIMMs with a remaining bank of memory.
5. Replace the memory board.
6. Replace the system board.
Expansion board-related port 85 codes
Expansion board-related port 85 codes display on the media board in the format
6xh.
To troubleshoot expansion board-related error codes:
1. Reseat all expansion boards.
2. Bring the server to base configuration by removing all components that are
not required by the server to complete POST. This process can include
removing all:
– Expansion boards ("Removing a non-hot-plug expansion board" on page
– Processors ("Removing a processor" on page 26), except the processor
1
one memory board
IMPORTANT: If replacing the system board or clearing NVRAM,
you must re-enter the server serial number through RBSU ("Re-entering
the server serial number and product ID" on page 41).
IMPORTANT: Reboot the server after completing each numbered
step. If the error condition continues, proceed with the next step.
33, "Removing a PCI-X Hot Plug expansion board" on page 57)
installed in socket 1
Diagnostic tools
87