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SCSI Commands
Quantum DLT 7000 Tape System 5-141
RECEIVE DIAGNOSTIC RESULTS Command (1Ch) (continued)
The following data is returned by the drive as a result of the RECEIVE
DIAGNOSTIC command. Note that a REQUEST SENSE command should be
used to obtain more detailed information following a CHECK CONDITION on a
SEND DIAGNOSTIC command.
Bit
Byte
7 6 5 4 3 2 1 0
0 Controller Present Flag
1 Controller Error Flag
2 Drive Present Flag
3 Drive Error Flag
4 Media Loader Present Flag
5 Media Loader Error Flag
Flag set = 1 = failure
Flag not set = 0 = not present or no error
Figure 5–70 RECEIVE DIAGNOSTIC RESULTS - Data Format
This information indicates which of the main components of the tape drive
subsystem may have failed diagnostic testing.