User's Manual

DLT2000 SCSI Interface
DLT2000/DLT2700 Cartridge Tape Subsystem 8-99
8.4.16 RECEIVE DIAGNOSTICS RESULTS (1Ch)
Bit
76543210
0 Operation Code (1Ch)
Logical Unit Number Reserved
Reserved
Byte (MSB) Allocation Length
(LSB)
Unused Reserved Flag Link
1
2
3
4
5
Figure 8-66 RECEIVE DIAGNOSTICS RESULTS CDB
RECEIVE DIAGNOSTIC RESULTS tells the drive to send analysis data to the
initiator after completion of a SEND DIAGNOSTIC command. The following data will
be returned by this command. A REQUEST SENSE command should be issued to
obtain more detailed information following a check condition on a SEND
DIAGNOSTIC command.
Bit
76543210
0
Byte
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
Figure 8-67 Receive Diagnostic Result Data Format
This information simply indicates which of the main components of the subsystem has
failed testing.