Northern Telecom NAC User Manual page 231

Network administration center
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6-10 Operating system error messages
Table 6-1
Recoverable SCSI I/O error messages
Error Message
Explanation and Error Recovery Procedure
"WARNING: MVME167 SCSI error on Tape at SCSI address 4
SDL Write command failed
SCSI sense key = 0x7 (Data Protect)"
The cassette tape write protect tab has been moved to the position which disallows any tape
operation to overwrite data onto the tape.
This can be seen in the following maintenance routines:
"Backup Customer Database" (online or offline)
Midnight backup
For instructions on how to write enable the cassette tape, refer to the NAC 2 Installation Guide
(NTP 553-4001-110).
553-4011-510 Standard 1.0 November 1994

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