Hitachi D 3300 M Service Manual

Page 2

D-3300M l

CONTENTS

BLOCK DIAGRAM ............................................................. 3
SPECIFICATIONS ............................................................. 5
TECHNICAL INFORMATION .................................................... 6

1. Operation in various modes .................................................. 6

2. Back-up mode ............................................................. 7

3. Backup voltage detection/alarm circuit ......................................... 8

4. ATRS circuit .............................................................. 9

5. Th ree~phase uni~torque motor ................................................ 22
|CGO1 TERMINALS FUNCTION LIST ............................................. 25
SERVICE POINTS ............................................................ 29
DISASSEMBLY .............................................................. 29
ADJUSTMENT ............................................................... 31
ADJUSTMENT PARTS LOCATION ............................................... 34
SCHEMATIC DIAGRAM (Main Section) ........................................... 36
CIRCUIT BOARD DIAGRAM (Main PC Board) ...................................... 39
SCHEMATIC DIAGRAM (ATRS Section) .......................................... 41
CIRCUIT BOARD DIAGRAM (ATRS Section) ...................................... 43
SCHEMATIC DIAGRAM (Motor Control Section) .................................... 45
CIRCUIT BOARD DIAGRAM (Motor Control Section) ................................ 47
WIRING DIAGRAM ........................................................... 49
REPLACEMENT PARTS LIST ................................................... 52
EXPLODED VIEW (Cassette Chassis) .............................................. 55
EXPLODED VIEW (Cabinet) .................................................... 57