IBM H SERIES RS/6000, Installation And Service Manual

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Table 3-8 (Page 6 of 10). Firmware Checkpoints.
Checkpoint Description Action/
Possible Failing FRU
E1C5 Create ISA interrupt controller (pic)
node I/O board (See notes on 3-1).
See the note on 3-43.
E1C6 Create dma node See the note on 3-43.
E1D0 Create PCI SCSI node See the note on 3-43.
E1D3 Create (* wildcard *) SCSI block
device node (SD) See the note on 3-43.
E1D4 Create (* wildcard *) SCSI byte
device node (ST) See the note on 3-43.
E1DB Create floppy controller (FDC) node I/O board (See notes on 3-1).
See the note on 3-43.
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 desired 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:
Ÿ
9600 Baud
Ÿ
No Parity
Ÿ
8 Data bits
Ÿ
1 Stop bit
E1DD Early processor exception I/O board (See notes on 3-1.)
See the note on 3-43.
Chapter 3. Error Code to FRU Index
3-55