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Hitachi
hard disk 0J11285 500 GB 2.5 " 8 MB
Data Sheet
Hitachi hard disk 0J11285 500 GB 2.5 " 8 MB 0J11285 Data Sheet
Product codes
0J11285
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Z5K500 OEM Specifications
3
Table of Contents
1
G
ENERAL
................................................................................................................................................9
1.1
Introduction ...............................................................................................................................9
1.2
Abbreviations.............................................................................................................................9
1.3
References ................................................................................................................................12
1.4
General caution .......................................................................................................................12
1.5
Hard disk drive handling precautions ...................................................................................12
2
O
UTLINE OF THE HARD DISK DRIVE
.......................................................................................................13
PART 1 FUNCTION SPECIFICATION ................................................................................................14
3
F
IXED DISK SUBSYSTEM DESCRIPTION
..................................................................................................15
3.1
Control Electronics ..................................................................................................................15
3.2
Head disk assembly data ........................................................................................................15
4
F
IXED DISK CHARACTERISTICS
..............................................................................................................16
4.1
Formatted capacity by model number....................................................................................16
4.2
Data sheet ................................................................................................................................16
4.3
Cylinder allocation ..................................................................................................................17
4.4
Performance characteristics ...................................................................................................18
5
D
ATA INTEGRITY
...................................................................................................................................21
5.1
Data loss on power off .............................................................................................................21
5.2
Write Cache .............................................................................................................................21
5.3
Equipment status ....................................................................................................................21
5.4
WRITE safety...........................................................................................................................21
5.5
Data buffer test........................................................................................................................22
5.6
Error recovery..........................................................................................................................22
5.7
Automatic reallocation ............................................................................................................22
6
S
PECIFICATION
.....................................................................................................................................23
6.1
Environment ............................................................................................................................23
6.2
DC power requirements ..........................................................................................................25
6.3
Reliability.................................................................................................................................26
6.4
Mechanical specifications........................................................................................................29
6.5
Vibration and shock.................................................................................................................31
6.6
Acoustics...................................................................................................................................33
6.7
Identification labels.................................................................................................................34
6.8
Electromagnetic compatibility................................................................................................34
6.9
Safety........................................................................................................................................35
6.10
Packaging.................................................................................................................................35
6.11
Substance restriction requirements .......................................................................................35
7
E
LECTRICAL INTERFACE SPECIFICATIONS
............................................................................................36
7.1
Cabling .....................................................................................................................................36
7.2
Interface connector ..................................................................................................................36
7.3
Signal definitions.....................................................................................................................37
PART 2 INTERFACE SPECIFICATION...............................................................................................39
8
G
ENERAL
..............................................................................................................................................40
8.1
Introduction .............................................................................................................................40
8.2
Terminology .............................................................................................................................40
9
D
EVIATIONS FROM
S
TANDARD
..............................................................................................................41
10
P
HYSICAL
I
NTERFACE
.........................................................................................................................41
11
R
EGISTERS
..........................................................................................................................................42
11.1
Register naming convention ...................................................................................................42
11.2
Command register ...................................................................................................................43
11.3
Device Control Register...........................................................................................................43
11.4
Device Register ........................................................................................................................43
11.5
Error Register ..........................................................................................................................44
11.6
Features Register ....................................................................................................................44
11.7
LBA High Register ..................................................................................................................44
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