HP C737990900 - Manual (Page 126)

126 Commands
REPORT LUNS A0h
Description:
The Report LUNS command allows the host to retrieve information about what
logical units the drive supports. The standard drive only has a single LUN.
Pre-Execution Checks:
Command Descriptor Block:
CDB Fields:
Data Returned:
Illegal Field
7 6 5 4 3 2 1 0
0 Operation Code (A0h)
1
Reserved (0)
5
6
(MSB)
Allocation Length
9 (LSB)
10 Reserved (0)
12 Control
Allocation Length Must be at least 16 bytes. If not, the drive will return CHECK
CONDITION status and provide a sense key of ILLEGAL REQUEST
and additional sense of 2400h (invalid field in CDB).
7 6 5 4 3 2 1 0
0 (MSB)
LUN List Length (08h)
3 (LSB)
4 (MSB)
Reserved (0)
7 (LSB)