52
15 Send Diagnostic—1Dh
Command Description
The
SEND DIAGNOSTIC
command requests that the library perform diagnostic tests on itself.
The library disconnects from the SCSI bus during the performance of its diagnostic
tests. The library supports the
SEND DIAGNOSTIC
command minimum specification, replying
only with
GOOD
or
CHECK CONDITION
status. The library does not support the SCSI
RECEIVE
DIAGNOSTIC RESULTS
command.
The table below shows the CDB for the
SEND DIAGNOSTIC
command. Values and meanings
of field names in bold are further described in Table 15-2.
Table 15-1: Send Diagnostic Command—1Dh
Byte
Bit
0
1
2
3
4
5
6
7
00
Operation code—1Dh
01
Logical Unit Number—0h
PF
Reserved
SelfTest DevOfL
UnitOfL
02
Reserved 0
03
Parameter List Length—00h
04
05
0
0
Reserved
0
0