IBM 265 Service Manual page 117

Table 2. Firmware Checkpoints. (continued)
Checkpoint Description
E1EB Verify flash EPROM recovery image.
E1EC Get recovery image entry point
E1ED Invalidate instruction cache
E1EE Jump to composite image
E1EF Erase flash
E1F0 Start OBE
E1F1 Begin self-test sequence on boot
device(s)
E1F2 Power-on password prompt.
E1F3 Privileged-access password prompt.
E1F5 Build boot device list.
E1F6 Determine boot device sequence.
Action/ Possible Failing FRU
1. Ensure that the diskette installed
contains recovery image appropriate
for this system unit.
Refer to "Checking the Current
Firmware Levels" on page 339.
2. If the diskette is installed with the
correct recovery image, then
suspect:
a. Diskette
b. Diskette drive
c. Diskette cable
d. Replace the system board.
Location: P1
(See notes on page 109.)
3. See "Unresolved Checkpoint
Problems" on page 81.
See "Unresolved Checkpoint Problems"
on page 81.
See "Unresolved Checkpoint Problems"
on page 81.
See "Unresolved Checkpoint Problems"
on page 81.
See "Unresolved Checkpoint Problems"
on page 81.
See "Unresolved Checkpoint Problems"
on page 81.
See "Unresolved Checkpoint Problems"
on page 81.
Prompt should be visible on the
firmware console.
If a console is attached but nothing is
displayed on it, go to the "Quick Entry
MAP" on page 32 with the symptom "All
display problems."
Prompt should be visible on the
firmware console.
If a console is attached but nothing is
displayed on it, go to the "Quick Entry
MAP" on page 32 with the symptom "All
display problems."
See "Unresolved Checkpoint Problems"
on page 81.
See "Unresolved Checkpoint Problems"
on page 81.
Chapter 4. Checkpoints
101