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5.2.7
WRT Parity
The WRT Parity parameter must be set to
5.3
SCSI Error Messages and Codes
As part of the power-on sequence, the SCSI PCBA performs diagnostics on itself to
verify proper operation. If it detects a failure during these power up diagnostics, it
will display one of the error messages in Table 5-4.
ERROR DISPLAY
DMA CHIP FAILURE
SCSI CHIP FAILED
BUFFER FAILURE
RAM FAILURE
MPU FAILURE
CHECKSUM ERROR
Table 5-4 SCSI Power Up Diagnostic Error Codes
500300 Rev. U
(Internal) for proper drive operation.
INT
The DMA device on the SCSI PCBA has failed.
The SCSI Controller device on the SCSI PCBA has failed.
A memory error in the 1-megabyte buffer has been detected.
A memory error in the RAM device has been detected.
An error in the SCSI PCBA microprocessor device has been detected
Incorrect ROM checksum was returned.
SCSI Configuration
DEFINITION
5-15
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