Seagate ST4000VX000 Product Manual page 27

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Table 7 Identify Device commands (continued)
Word Description
100–103 Total number of user-addressable LBA sectors available (see Section 2.2 for
related information). These words are required for drives that support the 48-
bit addressing feature. Maximum value: 0000FFFFFFFFFFFFh.
104–107 ATA-reserved
108–111 The mandatory value of the world wide name (WWN) for the drive. NOTE:
This field is valid if word 84, bit 8 is set to 1 indicating 64-bit WWN support.
112–127 ATA-reserved
128 Security status
129–159 Seagate-reserved
160–254 ATA-reserved
255 Integrity word
Advanced Power Management (APM) and Automatic Acoustic Management (AAM) features are not
Note
supported.
See the bit descriptions below for words 63, 84, and 88 of the Identify Drive data.
Note
Description (if bit is set to 1)
Bit Word 63
0 Multiword DMA mode 0 is supported.
1 Multiword DMA mode 1 is supported.
2 Multiword DMA mode 2 is supported.
8 Multiword DMA mode 0 is currently active.
9 Multiword DMA mode 1 is currently active.
10 Multiword DMA mode 2 is currently active.
Bit Word 84
0 SMART error login is supported.
1 SMART self-test is supported.
2 Media serial number is supported.
3 Media Card Pass Through Command feature set is supported.
4 Streaming feature set is supported.
5 GPL feature set is supported.
6 WRITE DMA FUA EXT and WRITE MULTIPLE FUA EXT commands are supported.
7 WRITE DMA QUEUED FUA EXT command is supported.
8 64-bit World Wide Name is supported.
9-10 Obsolete.
11-12 Reserved for TLC.
Seagate Surveillance HDD Product Manual, Rev. A
SATA Interface
Value
ST4000VX000 = 7,814,037,168
ST3000VX002 = 5,860,533,168
0000
H
Each drive will have a unique
value.
0000
H
0001
H
xxxx
H
0000
H
xxA5
H
23