Specifications

ST43401N/ND and ST43402ND Reference Manual, Rev. C 37
continued from previous page
Byte 12 Byte 13 Description
5A 03 Operator selected write permit
5B 00 Log exception
5B 01 Threshold condition met
5B 02 Log counter at maximum
5B 03 Log list codes exhausted
5C 00 RPL status change
5C 01 Spindles synchronized
5C 02 Spindles not synchronized
XX Additional Sense Codes in the range of 80H–FFH are
vendor unique
XX Additional Sense Code Qualifiers in the range of 80H–FFH
are vendor unique
The Receive Diagnostic Results command
The Receive Diagnostic Results command (1CH) requests that analysis
data be sent to the initiator after completion of a Send Diagnostic
command. The results of power on initialization tests are available through
the Request Sense command as well as this command. Diagnostic data
return bytes are shown in Table 14.
Table 14. Diagnostic data return bytes
Byte Description
0 Additional length (bit 7 = most significant bit)
1 Additional length (bit 0 = least significant bit)
2 FRU code (most probable)
3 FRU code
4 FRU code
5 FRU code (least probable)
6 Error code (bit 7 = most significant bit)
7 Error code (bit 0 = least significant bit)
Additional length field
This two-byte field indicates the number of additional bytes included in the
diagnostic data list. This value will always be 0006H. This means there are six
additional bytes (bytes 2–7).