Hitachi DK23BA-20 Owners Manual - Page 6

Rev.5, 14.'03 - dimensions

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Contents To use this product safely 1. 0 General 1.1 General 1.2 General Caution 2.0 Components 3.0 Specification Summary 3.1 Principal Specifications 3.2 Environmental Specifications and Reliability 3.3 Drive Usage Condition Specifications 3.4 Load/Unload Specifications 3.4.1 Normal Load/Unload 3.4.2 Emergency Unload 3.4.3 Required Power Off Sequence 4.0 Installation 4.1 Installation Direction 4.2 Mounting HDD 4.2.1 Mounting HDD with Screws 4.2.2 Single HDD Test Condition 4.2.3 Attention for HDD Installation 4.3 Drive Address Setting(DRIVE 0/DRIVE 1) 4.4 Dimensions 5.0 Packing and Handling 5.1 Packing 5.2 Handling 6.0 Interface 6.1 Power Interface 6.2 Physical Interface 6.2.1 Connector 6.2.2 Connector Pin Assignment 6.2.3 Description of the Interface Signals 6.3 Logical Interface 6.3.1 I/O Registers 6.3.1.1 Data Register 6.3.1.2 Error Register 6.3.1.3 Features Register 6.3.1.4 Sector Count Register 6.3.1.5 Sector Number Register 6.3.1.6 Cylinder Low Register 6.3.1.7 Cylinder High Register 6.3.1.8 Device/Head Register 6.3.1.9 Status Register 6.3.1.10 Command Register 6.3.1.11 Alternate Status Register 6.3.1.12 Device Control Register Page 2 9 9 10 12 13 13 15 16 17 17 17 17 18 18 19 19 20 21 21 22 23 23 24 25 25 26 26 27 28 31 31 31 31 32 32 32 32 32 33 33 33 34 34 K6610007 Rev.5 02.14.'03 - 6 -

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K6610007
Rev.5
02.14.’03
- 6 -
Contents
Page
To use this product safely
---------------------------
2
1. 0 General
---------------------------
9
1.1 General
---------------------------
9
1.2 General Caution
---------------------------
10
2.0 Components
---------------------------
12
3.0 Specification Summary
---------------------------
13
3.1 Principal Specifications
---------------------------
13
3.2 Environmental Specifications and Reliability
---------------------------
15
3.3 Drive Usage Condition Specifications
---------------------------
16
3.4 Load/Unload Specifications
---------------------------
17
3.4.1 Normal Load/Unload
---------------------------
17
3.4.2 Emergency Unload
---------------------------
17
3.4.3 Required Power Off Sequence
---------------------------
17
4.0 Installation
---------------------------
18
4.1 Installation Direction
---------------------------
18
4.2 Mounting HDD
---------------------------
19
4.2.1 Mounting HDD with Screws
---------------------------
19
4.2.2 Single HDD Test Condition
---------------------------
20
4.2.3 Attention for HDD Installation
---------------------------
21
4.3 Drive Address Setting(DRIVE 0/DRIVE 1)
---------------------------
21
4.4 Dimensions
---------------------------
22
5.0 Packing and Handling
---------------------------
23
5.1 Packing
---------------------------
23
5.2 Handling
---------------------------
24
6.0 Interface
---------------------------
25
6.1 Power Interface
---------------------------
25
6.2 Physical Interface
---------------------------
26
6.2.1 Connector
---------------------------
26
6.2.2 Connector Pin Assignment
---------------------------
27
6.2.3 Description of the Interface Signals
---------------------------
28
6.3 Logical Interface
---------------------------
31
6.3.1 I/O Registers
---------------------------
31
6.3.1.1 Data Register
---------------------------
31
6.3.1.2 Error Register
---------------------------
31
6.3.1.3 Features Register
---------------------------
32
6.3.1.4 Sector Count Register
---------------------------
32
6.3.1.5 Sector Number Register
---------------------------
32
6.3.1.6 Cylinder Low Register
---------------------------
32
6.3.1.7 Cylinder High Register
---------------------------
32
6.3.1.8 Device/Head Register
---------------------------
33
6.3.1.9 Status Register
---------------------------
33
6.3.1.10 Command Register
---------------------------
33
6.3.1.11 Alternate Status Register
---------------------------
34
6.3.1.12 Device Control Register
---------------------------
34