MECHANISM PARTS ............................................................... 1-2
1-1-1. Top Cover ........................................................................ 2-1
1-1-3. Tray Panel ....................................................................... 2-2
1-1-5. Rear Panel ....................................................................... 2-3
3. PRINTED WIRING BOARD AND
SCHEMATIC DIAGRAM .......................................................... 3-5
4. BLOCK DIAGRAMS .................................................................. 3-7
4-1. Overall Block Diagram ...................................................... 3-7
SAFETY PRECAUTION ................................................................. 4-1
NOTICE ............................................................................................. 4-1
ABBREVIATIONS ........................................................................... 4-1
1. Integrated Circuit (IC) ............................................................ 4-1
2. Capacitor (Cap) ....................................................................... 4-1
3. Resistor (Res) ........................................................................... 4-1
CONTENTS
SECTION 1
GENERAL DESCRIPTIONS
SECTION 2
PART REPLACEMENT AND ADJUSTMENT PROCEDURES
SECTION 3
SERVICING DIAGRAMS
SECTION 4
3. TROUBLESHOOTING .............................................................. 1-6
3-1. Main Circuit ........................................................................ 1-6
3-1-1. Servo System ................................................................... 1-6
3-1-2. Location Diagram of Servo Test Point ....................... 1-13
1-2-4. Front PC Board ............................................................... 2-5
1-3. Mechanism Parts ................................................................. 2-6
1-3-1. Mechanism Chassis Assembly ....................................... 2-6
1-3-2. Loading Belt .................................................................... 2-6
1-3-3. Loading Motor ................................................................ 2-7
1-3-4. Sub Chassis (with a pickup mechanism) ...................... 2-7
1-3-5. Pickup Mechanism Assembly ........................................ 2-8
1-3-6. Gear A Assembly, Gear B and
Rack Gear Assembly ...................................................... 2-8
1-3-7. Feed Motor ...................................................................... 2-9
4-4. Main Block Diagrams ....................................................... 3-13
4-5. Output Block Diagram ..................................................... 3-17
5. CIRCUIT DIAGRAMS ............................................................. 3-18
5-1. Power Supply Circuit Diagram ....................................... 3-18
5-2. Front Display, Power Switch Circuit Diagram .............. 3-21
5-5. Motor System Circuit Diagrams ..................................... 3-47
6. PC BOARDS .............................................................................. 3-49
6-1. Power Supply PC Board ................................................... 3-49
6-2. Main PC Board ................................................................. 3-50
6-3. Output PC Board .............................................................. 3-55
4. EXPLODED VIEWS ................................................................... 4-2
5. PARTS LIST ................................................................................ 4-5