HP 9000 Series Service Manual page 101

Code
BUS HPMCs Detected by IOA (Associated with I/O other than turbo slot)
5400 Unknown error
5401 Internal error
5402 Path error
5403 Mode phase error
5404 Parity error
5405 Protocol error
5406 No slave acknowledge
5408 Broad error
5409 Improper access error
540A Illegal response error
540B Bus timeout error
Chapter 3
Description Action
1. Replace Processor/Memory card.
2. Contact the response center.
1. Replace the Processor/Memory card.
2. Contact the response center.
1. Check path configurations.
2. Replace Processor/Memory card.
3. Replace System/Core I/O card.
4. Contact the response center.
1. Replace Processor/Memory card.
2. Contact the response center.
1. Replace Processor/Memory card.
2. Contact the response center.
1. Replace Processor/Memory card.
2. Contact the response center.
1. Replace Processor/Memory card.
2. Contact the response center.
1. See other error codes shown on HPMC
information display. (Refer to Figure 3-3
for example.)
2. Replace Processor/Memory card.
3. Contact the response center.
1. Replace Core I/O or HSC modules.
2. Replace P/M Card.
3. Contact the response center.
1. Replace Processor/Memory card.
2. Contact the response center.
1. Replace Processor/Memory card.
2. Contact the response center.
Troubleshooting
3- 21