Reference Guide

Chapter 4 SCSI Commands
INQUIRY Command (12h)
DLT-S4 Interface Reference Guide 45
Table 22 Vendor-Unique
Logical Unit Identifier — Field
Descriptions
Field Description
Protocol
Identifier
Set to 0.
Code Set Set to 2h indicating the descriptor consists of ASCII printable characters.
PIV Protocol Identifier Valid. Set to 0, indicating that the value returned in the Protocol
Identifier field should be ignored.
Association Set to 0, indicating that the Identifier is associated with the logical unit.
Identifier Type Set to 1h indicating this identifier is of the T10 Vendor-Specific type.
WORM This would indicate that the drive can read and write WORM tapes.
Identifier Length Set to 40, indicating the remainder of the descriptor is 40 byte long.
Vendor
Identification
The value in this field is left-aligned and set to “QUANTUM”. The remainder of the
field is filled with space characters.
Product
Identification
This field is set to “DLT-S4”, left-aligned, and filled with space characters to the end
of the field.
Serial Number The serial number given is the serial number of the module or the drive, typically
beginning with “MX”, indicating the site of manufacture. If the drive serial number
is valid, it is reported; otherwise, the module serial number is reported. The serial
number appears on the bar code label. The drive returns the serial number in ASCII
format.