Programming instructions

Chapter 3 73
Troubleshooting
Selftest Failures
WRN CB73 SYS BD TOC occurred
A Transfer of Control caused entry to
PDCE_CHECK (the firmware trap
handler).
FLT CB9
r
IO BD Error on rope
r An error was detected on rope r.
FLT CB99 SYS BD seed IVA handler
PDC_SEED_ERROR triggered an HPMC.
FLT CB9A SYS BD HPMC overwrite
Firmware is overwriting PIM data from a
previous HPMC.
OFF CBA1 SYS BD AIOC int dat err
I/O controller internal error.
OFF CBA2 IO BD EtoA rope perr
Parity error between I/O controller and
Rope-to-PCI bridge.
OFF CBA3 SYS BD access invld TLB
An invalid I/O TLB entry was accessed.
OFF CBA4 IO BD EtoA rp cmd perr
Command parity error between I/O
controller and Rope-to-PCI bridge.
OFF CBA5 IO BD CDF timeout
Rope Command/Data FIFO is backed up.
OFF CBA6 IO BD R2PCI resp tmout
Rope-to-PCI bridge timed out. Could be a
failure of the PCI card, rope, or R2PCI
bridge.
OFF CBA7 IO BD Unknown AIOC err
Unknown I/O controller error.
OFF CBB1 IO BD PCI timeout
A PCI card requested the bus but failed to
use it.
OFF CBB2 IO BD PCI timeout; OV
More than once aPCI card requested the
bus but failed to use it.
OFF CBB3 IO BD R2PCI intrnl err
Rope-to-PCI bridge internal error.
OFF CBB4 IO BD R2PCI int err;OV
Multiple Rope-to-PCI bridge internal
errors.
OFF CBB6 IO BD PCI data req err
PCI bus data requestor error: R2PCI
detected PERR# assertion.
OFF CBB8 IO BD PCI D req err;OV
Rope-to-PCI bridge detected multiple
PERR# assertions.
OFF CBBA IO BD PCI data par err
PCI bus data parity error.
OFF CBBC IO BD PCI Dpar err;OV
Multiple PCI bus data parity errors.
OFF CBBE IO BD R2PCI intrnl err
Error in R2PCI internal data to PCI bus.
OFF CBC0 IO BD R2PCI int err;OV
Multiple R2PCI internal data to PCI bus
errors.
Table 3-2. Chassis Codes for the B2000 Workstation
Ostat Code FRU Message
Description