8-20 Installationand Maintenance Volume
Octel 200/300 S.4.1 PB60019−01
Table 8-2 Hardware Error Types and Remedies (continued)
Error Type:Name PriorityRemedySource
34:Power-ON
Diagnostic Error
Selftest for VCU.
DATA-1through
DATA-4designate
errors found
Replace VCU. 3
DATA-1
Bit 0: Control Memory parity error detected in memory test.
Bit 1: Control Memory parity circuit failed.
Bit 2: Unexpected interrupt was received.
Bit 3: Timer A interrupt not detected or Timer A timing error detected.
Bit 4: Timer B timing error detected.
Bit 5: Timer C timing error detected.
Bit 6: Timer D timing error detected.
Bit 7: Byte Clock A circuit error detected.
DATA-2
Bit 0: Byte Clock B circuit error detected.
Bit 1: Voice memory failed memory test.
Bit 2: Voice Memory refresh circuit error detected.
Bit 3: Voice Memory parity circuit failed.
Bit 4: Write Protect Memory failed memory test.
Bit 5: Write Protect functionality failed.
Bit 6: Control Bus Shared Memory error detected.
Bit 7: Port Controller Memory failed memory test.
DATA-3
Bit 0: Port Controller failed diagnostic selftest.
Bit 1: Port Controller interrupt functionality failed.
Bit 2: Port Controller ALU failed.
Bit 3: Port Controller carry logic failed.
Bit 4: Port Controller failed to return diagnostic acknowledgement.
Bit 5: Port Controller failed PLAY/RECORD loop back test.
Bit 6: Port Controller failed Silence register loop back test.
Bit 7: DMA controller error detected.
DATA-4
Bit 0: Watch Dog Timer circuit failed.
Bit 1: Master interrupt circuit failed.
Bit 2: Control Bus Status Register circuit failed.
Bit 3: SCSI Controller circuit failed.
Bit 4: Undefined
Bit 5: Undefined
Bit 6: Undefined
Bit 7: Undefined