Fujitsu MHA2032AT, MHA2021AT manual Contents

Contents

CHAPTER 3 Installation Conditions					3-1
3.1	Dimensions	3-2
3.2	Mounting	3-3
3.3	Cable Connections			3-7
3.3.1	Device connector			3-7
3.3.2	Cable connector specifications				3-8
3.3.3	Device connection			3-8
3.3.4	Power supply connector (CN1)				3-9
3.4	Jumper Settings		3-9
3.4.1	Location of setting jumpers 3-9
3.4.2	Factory default setting 3-10
3.4.3	Master drive-slave drive setting				3-10
3.4.4	CSEL setting		3-11
CHAPTER 4 Theory of Device Operation					4-1

4.1Outline 4-2

4.2Subassemblies 4-2

4.2.1Disk 4-2

4.2.2Head 4-2

4.2.3Spindle 4-3

4.2.4Actuator 4-3

4.2.5 Air filter 4-3

4.3 Circuit Configuration 4-4

4.4 Power-on Sequence 4-6

4.5Self-calibration 4-7

4.5.1	Self-calibration contents 4-7
4.5.2	Execution timing of self-calibration	4-8
4.5.3	Command processing during self-calibration 4-9
4.6	Read/write Circuit 4-9
4.6.1	Read/write preamplifier (PreAMP)	4-9
4.6.2	Write circuit 4-10

viii C141-E042-01EN