IBM pSeries 690 Service Manual page 411

Table 2. Firmware Checkpoints (continued)
Checkpoint
E540
E541
E544
E545
E546
E547
Description
Begin initialization of I/O subsystem
Initialize the routing table
Enable the I/O ports
Set up the device routing address for this
new node ID
Set up the I/O interface chip new node ID
Set up the I/O interface chip routing table
Action/
Possible Failing FRU
1. Check for system firmware updates.
2. Go to "MAP 1542: I/O Problem
Isolation" on page 320.
1. Replace the I/O cable specified by the
location code.
2. If the location code associated with this
checkpoint specifies a PCI adapter
card, replace the adapter card.
3. Replace the I/O subsystem backplane
that the I/O cable in step 1 is attached
to.
4. Go to "MAP 1542: I/O Problem
Isolation" on page 320.
1. Replace the I/O cable specified by the
location code.
2. If the location code associated with this
checkpoint specifies a PCI adapter
card, replace the adapter card.
3. Replace the I/O subsystem backplane
that the I/O cable in step 1 is attached
to.
1. Replace the I/O cable specified by the
location code.
2. If the location code associated with this
checkpoint specifies a PCI adapter
card, replace the adapter card.
3. Replace the I/O subsystem backplane
that the I/O cable in step 1 is attached
to.
1. Replace the I/O cable specified by the
location code.
2. If the location code associated with this
checkpoint specifies a PCI adapter
card, replace the adapter card.
3. Replace the I/O subsystem backplane
that the I/O cable in step 1 is attached
to.
1. Replace the I/O cable specified by the
location code.
2. If the location code associated with this
checkpoint specifies a PCI adapter
card, replace the adapter card.
3. Replace the I/O subsystem backplane
that the I/O cable in step 1 is attached
to.
Chapter 4. Checkpoints
395