1. SA RESET PURPOSE .............................................................................................................................. 4-7

2. REQUIRED SA RESET ............................................................................................................................ 4-7

3. SA RESET PROCEDURE ........................................................................................................................ 4-7

MAJOR IC INTERNAL BLOCK DIAGRAM AND PIN DESCRIPTION

1. BCM7633 .................................................................................................................................................. 4-9

2. DRIVE IC (R2A30209SP) : SPINDLE MOTOR AND 6CH ACTUATOR DRIVER .................................. 4-12

3. PICK-UP CONNECTOR TERMINAL PIN ASSIGNMENTS (LTH-A12) .................................................. 4-14

BLOCK DIAGRAM

.................................................................................................................................... 4-15

SECTION 4

BCM7633 F/E LOADER PART

CONTENTS

............................................................................................................... 4-2

....................................................................................... 4-7

4-1

...................................... 4-9

Table of Contents