Unit, Serial, Number – Dell PowerVault TL4000 User Manual
Page 22: 80h), Device, Identification, 83h), Page
Unit
Serial
Number
page
(80h)
The
Unit
Serial
Number
VPD
page
contains
12
bytes
of
ASCII
data
representing
a
unique
serial
number
of
the
media
changer.
Bit
7
6
5
4
3
2
1
0
Byte
0
Peripheral
Qualifier
(0)
Peripheral
Device
Type
(8)
1
Page
Code
(80h)
2
Reserved
3
Page
Length
(10h)
4
-
15
Serial
Number
(12
ACSII
bytes)
16
-
19
Unique
Logical
Library
Identifier
Note:
If
an
unsupported
LUN
was
initially
specified,
the
Peripheral
Qualifier
will
return
3h
and
the
Peripheral
Device
Type
will
return
1Fh.
Field
descriptions:
Serial
Number:
The
12
byte
ASCII
Serial
Number
may
contain
ASCII
numbers
and
ASCII
characters
and
is
right
justified
with
leading
zeros.
Unique
Logical
Library
Identifier:
Such
as
the
ASCII
representation
of
the
logical
library
name,
for
example,
_LL3.
Device
Identification
page
(83h)
The
Device
Identification
VPD
page
provides
the
means
to
retrieve
identification
descriptors
from
the
media
changer.
Both
fiber-channel
and
SCSI
devices
return
the
following
Device
Identification
VPD
page:
Bit
7
6
5
4
3
2
1
0
Byte
0
Peripheral
Qualifier
(0)
Peripheral
Device
Type
(8)
1
Page
Code
(83h)
2
Reserved
3
Page
Length
(2Ch)
4
Reserved
Code
Set
(2)
5
Reserved
Identifier
Type
(1)
6
Reserved
7
Identifier
Length
(28h)
8
-
15
Vendor
Identification
(8
ASCII
bytes)
16
-
31
Product
Identification
(16
ASCII
bytes)
32
-
43
Serial
Number
(12
ASCII
bytes)
44
-
47
Unique
Logical
Library
Identifier
3-8
TL2000
and
TL4000
SCSI
Reference