IBM 6H0, Service Manual

Page: 175 / 561

Table 2. Firmware Checkpoints (continued)
Checkpoint Description Action/
Possible Failing FRU
E440 Validate NVRAM, initialize partitions
as needed
1. Verify that the system firmware
levels are at the current release
levels. Update as necessary.
2. Replace primary I/O backplane
if problem persists.
See the note on page 139.
E441 Generate /options node NVRAM
configuration variable properties
1. Verify that the system firmware
levels are at the current release
levels. Update as necessary.
2. Replace primary I/O backplane
if problem persists.
See the note on page 139.
E442 Validate NVRAM partitions 1. Verify that the system firmware
levels are at the current release
levels. Update as necessary.
2. Replace primary I/O backplane
if problem persists.
See the note on page 139.
E443 Generate NVRAM configuration
variable dictionary words
Suspect a system firmware problem
if problem persists. Verify that the
system firmware is at current
release level. Update back-level
system firmware.
See the note on page 139.
E500 Configure remote I/O subsystem 1. Configure I/O subsystem
2. The appearance of this code
indicates that the I/O subsystem
configuration has started or
progressed to the point where
the code can be displayed.
See the note on page 139.
Chapter 4. Checkpoints
155