IBM RS/6000 44P 270 Service Manual page 151

Table 3. Firmware Error Codes. (continued)
Error Code Description
4B2xxx00 Checkstop
Action / Possible Failing FRU
1. Press enter on an attached ASCII
terminal keyboard to go into the
service processor menus.
2. Select System Information Menu.
3. Select "Read Progress Indicators
from Last System Boot" and use
the posted code indicated by the
arrow. Refer to "Service Processor
Menus" on page 151 if you need
help. If the code is "E105", E14D,
E15B, E174, E175, or "0xxx", where
xxx is any 3 digits, continue to step
4 instead of the listed action.
Otherwise, find the code in the
"Service Processor Checkpoints" on
page 71 or "Firmware Checkpoints"
on page 75 and perform the action
shown there.
4. Attempt to reboot the system in
service mode to preserve the AIX
error log. If the reboot fails, attempt
to reboot from the CD-ROM. If the
reboot is successful, run diagnostics
in problem determination mode to
determine the cause of the failure.
Otherwise, continue.
5. Remove processor card in slot J8 (if
installed) and see if the problem is
resolved. If problem is resolved
replace processor card. If not,
continue.
6. Exchange processor card in slot J6
with processor card removed from
slot J8 in step 1 (replace processor
card if only one processor card is
exists) and see if the problem is
resolved. If problem is resolved,
replace processor card. If not,
continue.
7. Go to MAP 1540: Minimum
Configuration, "Step 1540-2" on
page 52.
Chapter 5. Error Code to FRU Index
133