Table 3-5 (Page 6 of 10). Firmware Checkpoints.
Checkpoint Description Action/
Possible Failing FRU
E1DC Dynamic console selection. If a console is attached but nothing
is displayed on it, follow the steps
associated with "All display prob-
lems" in the Entry MAP tables.
If selection screen(s) can be seen
on the terminals and the appropriate
key on the input device associated
with the disired display or terminal
is pressed, within 60 seconds, but
there is no response to the key-
stroke:
1. If selecting the console with a
keyboard attached to the
system, replace the keyboard.
If replacing the keyboard does
not fix the problem, replace the
I/O board. (See notes on 3-1.)
2. If selecting the console with an
ASCII terminal, suspect the
ASCII terminal. Use the
Problem Determination Proce-
dures for the terminal. Replace
the I/O board if these proce-
dures do not reveal a problem.
Note: Terminal settings should
be set to:
9600 Baud
No Parity
8 Data bits
1 Stop bit
E1DD Early processor exception I/O board (See notes on 3-1.)
See the note on 3-30.
E1DE Alternating pattern of E1DE and
E1AD is used to indicate a Default
Catch condition before the firmware
"checkpoint" word is available.
1. I/O board (See notes on 3-1.)
See the note on 3-30.
E1DF Create diskette drive (disk) node See the note on 3-30.
E1E0 Program flash See the note on 3-30.
E1E1 Flash update complete See the note on 3-30.
E1E2 Initialize System I/O See the note on 3-30.
E1E3 PReP boot image initialization. See the note on 3-30.
3-38 RS/6000 Enterprise Server Model H50 Installation and Service Guide
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