IBM 9114-275 - IntelliStation POWER 275 Service Manual page 136

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Table 2. Firmware Checkpoints (continued)
Checkpoint
E1B6
E1BD
E1C4
E1C5
E1C6
E1D0
E1D3
E1D4
E1DB
E1DC
E1F0
E1F1
118
IntelliStation POWER 9114 Model 275 Service Guide
Description
Probe for (ISA) keyboard
Probe for (ISA) mouse
Build ISA timer chip node
Create ISA interrupt controller (pic) node
Create DMA node
Create PCI SCSI node
Create SCSI block device node (SD)
Create SCSI byte device node (ST)
Create floppy controller (FDC) node
Dynamic console selection.
Start O.B.E.
Begin selftest sequence on boot devices.
Action/
Possible Failing FRU
Replace the service processor,
Location: U0.1-P1-X1.
Replace the service processor,
Location: U0.1-P1-X1.
Go to "MAP 1540: Problem Isolation
Procedures" on page 87.
Go to "MAP 1540: Problem Isolation
Procedures" on page 87.
Go to "MAP 1540: Problem Isolation
Procedures" on page 87.
Go to "MAP 1540: Problem Isolation
Procedures" on page 87.
Go to "MAP 1540: Problem Isolation
Procedures" on page 87.
Go to "MAP 1540: Problem Isolation
Procedures" on page 87.
Go to "MAP 1540: Problem Isolation
Procedures" on page 87.
1. If a console is attached, but nothing is
displayed on it, go to "All display
problems" in the Entry MAP.
2. If selection screens can be seen on the
terminals and the appropriate key on
the input device is pressed within 60
seconds but there is no response to the
keystroke:
a. If selecting the console with a
keyboard attached to the system,
replace the keyboard, then replace
the service processor,
Location: U0.1-P1-X1.
b. If selecting the console with an
ASCII terminal, suspect the
terminal. Use the problem
determination procedures for the
terminal.
Note: Terminal setting should be:
v 9600 baud
v no parity
v 8 data bits
v 1 stop bit
Go to "MAP 1540: Problem Isolation
Procedures" on page 87.
Go to "MAP 1540: Problem Isolation
Procedures" on page 87.

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