Table 2. Firmware Checkpoints (continued)
Checkpoint
Description
Action/
Possible Failing FRU
E800
RTAS initialization problem
1. Check for system firmware
updates.
2. Call service support.
E841
Initializing RTAS/open firmware
device tree interface
1. Check for system firmware
updates.
2. Call service support.
E842
Initializing RTAS/service processor
interface
1. Check for system firmware
updates.
2. Replace the CEC backplane
Location: U0.1-P1.
3. Call service support.
E843
Initializing RTAS/sensor interface
1. Check for system firmware
updates.
2. Call service support.
E844
Initializing RTAS/time-of-day clock
interface
1. Check for system firmware
updates.
2. Replace the CEC backplane
Location: U0.1-P1.
3. Call service support.
E845
Initializing interface/sensor access
1. Check for system firmware
updates.
2. Call service support.
E846
Initializing interface/sensor access
1. Check for system firmware
updates.
2. Call service support.
E84F
Initializing RTAS/operator panel
interface
1. Check for system firmware
updates.
2. Call service support.
E850
Initializing RTAS/cache interface
1. Check for system firmware
updates.
2. Call service support.
E851
Initializing RTAS/hardware access
1. Check for system firmware
updates.
2. Call service support.
E852
Initializing RTAS/PCI bus interface
1. Check for system firmware
updates.
2. Go to “MAP 1540: Minimum
3. Call service support.
Chapter 4. Checkpoints
147
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