IBM Ultrastar 36LZX, Specifications

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8.5.1.5 Inquiry data format - EVPD = 1 - Page Code = 83h
(MSB) World Wide ID
(LSB)
8-15
Identifier Length = 8 7
Reserved = 0 6
Identifier Type = 3 Association
= 0
Reserved
= 0
5
Code Set = 1 Reserved = 0 4
Page Length = 12 (0Ch) 3
Reserved = 0 2
Page Code = 83h 1
Peripheral Device Type = 0 Qualifier = 0 0
0 1 2 3 4 5 6 7
Bit
Byte
Figure 62. INQUIRY DATA - EVPD = 1 (Page Code = 83h)
Ÿ
Qualifier is set to zero to indicate that the LUN specified in the Command Block is currently
supported.
Ÿ
Peripheral Device Type is set to zero to indicate that the device is Direct Access.
Ÿ
Page Code is set to 83h, and this field contains the same value as in the page code field of the
INQUIRY command descriptor block.
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Page length is set to 12, and this field specifies the length of the following page data.
Ÿ
Code Set field specifies the code set used for the identifier field. The Target supports binary.
Ÿ
Association field specifies the entity with which the identifier field is associated. The Target
supports value of 0h, the Identifer field is associated with the addressed physical or logical device.
Ÿ
Identifier Type field specifies the format and assignment authority for the identifier. The Target
supports the value of 03h.
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World Wide ID is 64 bit unique identification for each drive. The format is: 5005076 h xxx h yy b n .
Where:
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xxx is 12 bit Block assignment defined for each model and manufacturing site. Refer World
Wide ID - Block assignment on page 16.
Ÿ
yy is 2 bit Port/Node ID select. This is 11b as for parallel SCSI interface devices.
Ÿ
n is 22 bit drive unique serial number.
Ultrastar 36LZX hard disk drive specifications
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