Ricoh VT3500 S Service Manual vt3500

CONTENTS

1. OVERALL MACHINE INFORMATION
1. SPECIFICATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
2. GUIDE TO COMPONENTS AND THEIR FUNCTION . . . . . . . . . . . . 1-4
3. OPERATION PANEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
4. PRINTING PROCESS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
5. MECHANICAL COMPONENT LAYOUT . . . . . . . . . . . . . . . . . . . . . 1-11
6. ELECTRICAL COMPONENT LAYOUT . . . . . . . . . . . . . . . . . . . . . . 1-12
8. DRIVE LAYOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21
CONTENTS
2. SECTIONAL DESCRIPTION
1. MASTER EJECT SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
1.1 OVERALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
1.2 MASTER EJECT ROLLER ROTATING MECHANISM . . . . . . . . . . . . . . . . . . . . 2-2
1.3 MASTER EJECT ROLLER DRIVE MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . 2-3
1.4 MASTER EJECT CLAMPER MECHANISM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
1.5 PRESSURE PLATE UP/DOWN MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
1.6 ELECTRICAL TIMING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
1.7 CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11
2. SCANNER/OPTICS SECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
2.1 OVERALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12
2.2 ORIGINAL FEED MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16
2.3 ORIGINAL FEED DRIVE MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
2.4 ORIGINAL SIZE DETECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
2.5 ELECTRICAL TIMING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-20
2.6 CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28
3. MASTER FEED SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-30
3.1 OVERALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-30
3.2 MASTER CLAMPER OPENING MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . 2-31
3.3 MASTER FEEDING MECHANISM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-32
3.4 MASTER WRAPPING MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-33
3.5 CUTTER MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-34
3.6 ELECTRICAL TIMING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-35
3.7 CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-38
4. PAPER FEED SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-39
4.1 OVERALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-39
4.2 PAPER FEED ROLLER/UPPER SEPARATION ROLLER MECHANISM . . . . . 2-40
4.3 FEED ROLLER PRESSURE MECHANISM. . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-41
4.4 PAPER SEPARATION MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-42
4.5 SEPARATION ROLLER PRESSURE RELEASE MECHANISM . . . . . . . . . . . . 2-45
4.6 SEPARATION PLATE PRESSURE RELEASE MECHANISM. . . . . . . . . . . . . . 2-46
4.7 PAPER RETURN MECHANISM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-47
4.8 SECOND FEED ROLLER MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-48
4.9 PAPER TABLE SIDE ADJUSTMENT MECHANISM . . . . . . . . . . . . . . . . . . . . . 2-51
4.10 PAPER TABLE UP/DOWN MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-52
4.11 PAPER SIZE DETECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-54
4.12 ELECTRICAL TIMING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-57
4.13 CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-58
5. PRINTING SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-59
5.1 OVERALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-59
5.2 PAPER DETECTING AND PRINTING PRESSURE ON/OFF MECHANISM. . . 2-60
5.3 PRINTING PRESSURE ON/OFF MECHANISM FOR A4/LT DRUM . . . . . . . . . 2-61
5.4 PRINTING PRESSURE RELEASE MECHANISM. . . . . . . . . . . . . . . . . . . . . . . 2-62
5.5 CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-63
6. DRUM SECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-64
6.1 OVERALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-64
6.2 DRUM ROTATION MECHANISM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-65
6.3 DRUM LOCK MECHANISM 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-66
6.4 DRUM LOCK MECHANISM 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-67
6.5 DRUM LOCK MECHANISM 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-68
6.6 DRUM LOCK MECHANISM 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-69
6.7 INK SUPPLY MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-70
6.8 INK KNEADING MECHANISM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-71
6.9 DRUM MASTER DETECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-72
6.10 DRUM TYPE IDENTIFICATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-73
6.11 INK DETECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-74
6.12 CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-76
7. DELIVERY SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-78
7.1 OVERALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-78
7.2 EXIT PAWL DRIVE MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-79
7.3 VACUUM UNIT DRIVE MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-80
7.4 PAPER EXIT PAWL AIR PUMP MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . 2-81
7.5 WING GUIDE MECHANISM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-82
7.6 PAPER DELIVERY TABLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-83
7.6.1 Master Eject Unit Lock Mechanism. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-83
7.6.2 Paper Delivery Table Angle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-84
7.7 CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-85
7.8 ELECTRICAL TIMING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-86
8. IMAGE POSITIONING SECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . 2-88
8.1 OVERALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-88
8.2 IMAGE POSITIONING MECHANISM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-89
8.3 CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-90
9. IMAGE PROCESSING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-92
9.1 CCD (CHARGE COUPLED DEVICE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-92
9.2 A/D CONVERSION PCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-94
9.2.1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-94
9.2.2 Inversion and Amplification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-95
9.2.3 A/D Conversion. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-96
9.2.4 Reference Data Correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-99
9.3 IMAGE PROCESSING PCB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-105
9.3.1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-105
9.3.2 MTF Correction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-107
9.3.3 Main Scan Magnification and Ima ge Shi ft Proc essing . . . . . . . . . . . . . . . 2-110
9.3.4 Binary Processing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-112
9.3.5 Photo Data Compensation Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-113
9.3.6 Half-tone Processing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-115
9.3.7 Make-up Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-120
9.4 PLOTTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-133
9.4.1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-133
9.4.2 Thermal Head Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-135
9.4.3 Thermal Head Drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-136
9.4.4 Thermal Head Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-139
10. OTHERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-141
10.1 INTERLOCK SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-141
10.2 MONITOR INDICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-142
10.2.1 Cover Open Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-142
10.2.2 Key Counter Indicator: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-142
10.2.3 Master Eject Box Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-143
10.2.4 Ink Supply Indicator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-143
10.2.5 Master Supply Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-144
10.2.6 Paper Supply Indicator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-144
10.2.7 Master Eject Error Message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-145
10.2.8 Paper Misfeed Message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-145
10.2.9 Paper Delivery Error Message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-145
10.2.10 Paper Wrap Message 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-146
10.2.11 Paper Wrap Message 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-146
10.2.12 Master Clamp Error Message . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-146
10.2.13 Original Misfeed Indication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-147
10.2.14 Other Guidance Displays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-148
10.2.15 Other Monitor Indications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-149
10.3 MASTER PLOTTING AND PRINTING AREA . . . . . . . . . . . . . . . . . . . . . . . . 2-150
10.4 PAPER MISFEED DETECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-154
10.5 PROTECTION FROM OVERCURRENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-155
CONTENTS
3. INSTALLATION
1. INSTALLATION REQUIREMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
1.1 ENVIRONMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
1.2 ACCESS TO THE MACHINE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
1.3 POWER SOURCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
2. ACCESSORY CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
3. INSTALLATION PROCEDURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
3.1 MAIN BODY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
3.2 PAPER CASSETTE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-10
3.3 COLOR DRUM UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-11
3.4 KEY COUNTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13
CONTENTS
4. SERVICE TABLES
1. SERVICE TABLES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
1.1 MAINTENANCE TABLES. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
1.1.1 Lubrication Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
1.1.2 User’s Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
1.1.3 Table of Periodic Inspection (every 6 months) . . . . . . . . . . . . . . . . . . . . . . . 4-4
1.1.4 Table of Periodic Inspection (every 12 months) . . . . . . . . . . . . . . . . . . . . . . 4-4
1.2 TABLE OF SERVICE CALL INDICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
1.3 TABLE OF DIP SW, LED, VR, TP (ON THE MAIN CONTROL PCB) . . . . . . . . . 4-8
1.3.1 DIP SW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
1.3.2 Photodiode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
1.3.3 VR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
1.3.4 TP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
1.4 EXPECTED LIFE of PARTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
1.5 SPECIAL TOOLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
2. SERVICE PROGRAM MODE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
2.1 SERVICE PROGRAM MODE OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
2.1.1 Service Program Mo de Access Procedure (for engineers). . . . . . . . . . . . . 4-11
2.1.2 Service Program Mo de Access Procedure (for user s) . . . . . . . . . . . . . . . . 4-11
2.1.3 Change Adjustment Values or Modes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
2.2 SERVICE PROGRAM TABLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
2.3 THERMAL HEAD TEST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-20
2.4 COMMAND SHEET CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-21
2.5 INPUT/OUTPUT CHECK MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
2.5.1 Input Check Mode Access Procedure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
2.5.2 Output Check Mode Access Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-22
2.5.3 Input Check Table. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-23
2.5.4 Output Check Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-25
2.6 USER CODE MODE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-27
2.6.1 User Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-27
2.6.2 How To Use a User Code. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-27
CONTENTS
5. REPLACEMENT AND ADJUSTMENT
1. EXTERIOR SECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
1.1 EXTERIOR COVERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
2. SCANNER SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
2.1 ADJUSTING THE TENSION OF THE ORIGINAL FEED ROLLER DRIVE BELT 5-3
2.2 ADJUSTING THE ORIGINAL PRESSURE SOLENOID. . . . . . . . . . . . . . . . . . . . 5-4
2.3 EXPOSURE GLASS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
2.4 EXPOSURE LAMP/HEATER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
2.5 ORIGINAL REGISTRATION SENSOR/2ND ORIGINAL SENSOR . . . . . . . . . . . 5-7
2.6 ORIGINAL FEED ROLLERS/PULL-OUT ROLLERS . . . . . . . . . . . . . . . . . . . . . . 5-8
3. OPTICS SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
3.1 OVER VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
3.2 ADJUSTING THE REDUCTION RATIO (MOIRE ADJUSTMENT) . . . . . . . . . . 5-11
3.3 ADJUSTING THE FOCUS (MTF ADJUSTMENT) . . . . . . . . . . . . . . . . . . . . . . . 5-12
3.4 ADJUSTING THE READING START POSITION IN THE MAIN SCAN
DIRECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-13
3.5 ADJUSTING THE SCAN LINE POSITION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-14
3.6 ADJUSTING THE SHADING PLATE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-15
3.7 ADJUSTING THE WHITE LEVEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-16
4. MASTER FEED SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-17
4.1 ADJUSTING THE THERMAL HEAD VOLTAGE . . . . . . . . . . . . . . . . . . . . . . . . 5-17
4.2 ADJUSTING THE BELT TENSION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-18
4.3 ADJUSTING THE RIGHT AND LEFT CUTTER SWITCHES. . . . . . . . . . . . . . . 5-19
4.4 CUTTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-20
4.5 THERMAL HEAD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-21
4.6 THERMAL HEAD DRIVE PCB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-22
5. MASTER EJECT SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-23
5.1 ADJUSTING THE MASTER EJECT SENSOR. . . . . . . . . . . . . . . . . . . . . . . . . . 5-23
5.2 ADJUSTING THE MASTER EJECT SOLENOID . . . . . . . . . . . . . . . . . . . . . . . . 5-24
5.3 ADJUSTING THE AIR KNIFE MOTOR SAFETY SWITCH . . . . . . . . . . . . . . . . 5-25
5.4 MASTER EJECT UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-26
5.5 MASTER EJECT SENSOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-27
5.6 MASTER EJECT BELT/ROLLER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-28
6. PAPER FEED SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-29
6.1 ADJUSTING THE PAPER TABLE OPEN SWITCH . . . . . . . . . . . . . . . . . . . . . . 5-29
6.2 ADJUSTING THE PAPER TABLE HEIGHT. . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-30
6.3 ADJUSTING THE SEPARATION PLATE RELEASE SOLENOID . . . . . . . . . . . 5-31
6.4 ADJUSTING THE PAPER FEED ROLLER PRESSURE . . . . . . . . . . . . . . . . . . 5-33
6.5 ADJUSTING THE LOWER GUIDE PLATE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-35
6.6 ADJUSTING THE UPPER SECOND FEED ROLLER . . . . . . . . . . . . . . . . . . . . 5-36
6.7 ADJUSTING THE SEPARATION PLATE PRESSURE . . . . . . . . . . . . . . . . . . . 5-37
6.8 ADJUSTING THE FEED-LENGTH OF THE PAPER FEED ROLLER . . . . . . . 5-38
6.9 ADJUSTING THE CLEARANCE OF THE PAPER FEED SECTOR GEAR
STOPPER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-39
6.10 ADJUSTING THE CLEARANCE OF THE SECOND FEED ROLLER SECTOR
STOPPER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-40
6.11 ADJUSTING THE FEED-LENGTH OF THE SECOND FEED ROLLER . . . . . 5-41
6.12 ADJUSTING THE FEED TIMING OF THE SECOND FEED ROLLER . . . . . . 5-42
6.13 PAPER FEED ROLLER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-44
6.14 PAPER FEED ROLLER UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-45
6.15 UPPER SEPARATION ROLLER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-46
6.16 SEPARATION PLATE RELEASE SOLENOID AND PAPER RETURN MOTOR. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-47
6.17 SEPARATION PLATE/LOWER SEPARATION ROLLER . . . . . . . . . . . . . . . . 5-48
7. PRINTING SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-49
7.1 ADJUSTING THE CLEARANCE OF THE PAPER DETECTING ARM . . . . . . . 5-49
7.2 ADJUSTING THE PRESS ROLLER POSITION 1 . . . . . . . . . . . . . . . . . . . . . . . 5-50
7.3 ADJUSTING THE PRESS ROLLER POSITION 2 (FOR THE A4/LT DRUM) . . 5-51
7.4 ADJUSTING THE PRESSURE TIMING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-52
7.5 ADJUSTING THE PRINTING PRESSURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-53
7.6 ADJUSTING THE CLEARANCE OF THE PRINTING PRESSURE SOLENOID 5-54
7.7 PRESS ROLLER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-55
8. DRUM SECTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-56
8.1 ADJUSTING THE MAIN DRIVE BELT TENSION . . . . . . . . . . . . . . . . . . . . . . . 5-56
8.2 ADJUSTING THE DRUM MASTER DETECTION SENSOR . . . . . . . . . . . . . . . 5-57
8.3 ADJUSTING THE PRINTING SPEED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-58
8.4 ADJUSTING THE DRUM STOPPER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-59
8.5 ADJUSTING THE DRUM LOCK SOLENOID . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-60
8.6 ADJUSTING THE MASTER FEED CLAMPER CAM . . . . . . . . . . . . . . . . . . . . . 5-61
8.7 ADJUSTING THE MASTER EJECT CLAMPER CAM . . . . . . . . . . . . . . . . . . . . 5-62
8.8 ADJUSTING THE POSITION OF THE INK DETECTING PIN. . . . . . . . . . . . . . 5-63
8.9 ADJUSTING THE CLEARANCE OF THE DOCTOR ROLLER . . . . . . . . . . . . . 5-64
8.10 ADJUSTING THE INK ROLLER WITH THE DRUM UNIT . . . . . . . . . . . . . . . . 5-65
8.11 ADJUSTING THE POSITION OF THE INK SUPPLY SOLENOID. . . . . . . . . . 5-66
8.12 ADJUSTING INK DETECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-67
8.13 SCREEN. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-68
8.14 DRUM DRIVE BELT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-69
9. DELIVERY SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-73
9.1 ADJUSTING THE FIRST PAPER EXIT SENSOR . . . . . . . . . . . . . . . . . . . . . . 5-73
9.2 ADJUSTING THE SECOND PAPER EXIT SENSOR . . . . . . . . . . . . . . . . . . . . 5-74
9.3 ADJUSTING THE CLEARANCE OF THE EXIT PAWL . . . . . . . . . . . . . . . . . . . 5-75
9.4 ADJUSTING THE EXIT PAWL TIMING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-76
9.5 ADJUSTING THE PAPER EXIT PAWL AIR PUMP . . . . . . . . . . . . . . . . . . . . . 5-77
9.6 TRANSPORT UNIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-78
9.7 DELIVERY BELT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-79
9.8 TRANSPORT VACUUM FAN AND PAPER EXIT SENSORS . . . . . . . . . . . . . . 5-80
10. IMAGE POSITIONING SECTION. . . . . . . . . . . . . . . . . . . . . . . . . . 5-81
10.1 ADJUSTING THE IMAGE POSITION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-81
CONTENTS
6. TROUBLESHOOTING
1. ELECTRICAL COMPONENT TROUBLE. . . . . . . . . . . . . . . . . . . . . . 6-1
2. TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
2.1 IMAGE TROUBLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
2.2 PAPER FEED TROUBLE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-9
CONTENTS
7. ELECTRICAL DATA
1. INK DETECTING CIRCUIT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-1
2. CCD CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2
3. TAPE MARKER CIRCUIT (OPTION). . . . . . . . . . . . . . . . . . . . . . . . . 7-3
4. PAPER SIZE DETECTION CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . 7-5
5. AC DRIVE CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-6
6. POWER SUPPLY CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-7
7. THERMAL HEAD DRIVE CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . 7-9
8. A/D CONVERTER CIRCUIT. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-11
9. MAIN BOARD CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-13
10. OPERATION PANEL CIRCUIT . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-15
CONTENTS
8. TAPE MARKER
1. SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1
2. BASIC OPERATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2
2.1 OVERVIEW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2
2.2 DRIVE AND CUTTING MECHANISM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-3
2.3 MANUAL CUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-5
3. INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6
3.1 ACCESSORY CHECK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-6
3.2 INSTALLATION PROCEDURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-7
4. REPLACEMENT AND ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . 8-10
4.1 CUTTER REPLACEMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-10
4.2 CUTTER HOME POSITION SENSOR REPLACEMENT . . . . . . . . . . . . . . . . . 8-11
4.3 TAPE CUT LENGTH ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-12
SECTION 1
OVERALL MACHINE INFORMATION
1 December 1993
1. SPECIFICATIONS
Configuration: Desk top Master Processing: Digital Printing Process: Fully automatic one drum stencil system Original Type: Sheet Original Size: Maximum 307 mm x 432 mm (12.0" x 17.0")
Minimum 90 mm x 140 mm (3.6" x 5.5")
Reproduction Ratios: LT version 93%, 77%, 74%, 65%
A4 version 93%, 87%, 82%, 71%
Enlargement Ratio: LT version 155%, 129%, 121%
A4 version 141%, 122%, 115% Image Mode: Line/Photo Color Printing: Drum unit replacement system
(red, blue, green and brown) Master Feed/Eject: Roll master automatic feed/eject Leading Edge Margin: 10 mm (0.39") Print Paper Size: Maximum 325 mm x 447 mm (12.7" x 17.5")
Minimum 90 mm x 148 mm (3.6" x 5.8") Printing Area: Maximum 290 mm x 405 mm (11.4" x 15.9") at
20°C/65% RH Print Paper Weight: 50 g/m
2
to 215 g/m2 (13.3 lb to 57.19 lb) Printing Speed: 40, 60, 80, 100, 120 sheets/minute (5 steps) First Print Time: 39 sec./A3/DLT (with "L" drum)
36 sec./A4/LT (with "L" drum) 29 sec./A4/LT (with "S" drum)
Paper Feed Table Capacity: Table mode: 1,000 sheets (66 g/m
Cassette mode: 500 sheets (66 g/m
2
Paper Delivery Table
500 sheets (66 g/m
, 17.6 lb)
2
, 17.6 lb)
2
, 17.6 lb)
Capacity: Power Source: 110 V, 60 Hz, 5.5 A (for Taiwan)
120 V, 60 Hz, 4.8 A (for N.A.) 220/240 V, 50/60 Hz, 2.7 A (for Eu., Asia)
1-2
1 December 1993
Power Consumption: 110 V, 60 Hz, 385 W (for Taiwan)
120 V, 60 Hz, 385 W (for N.A.) 220/240 V, 50/60 Hz, 443 W (for Eu., Asia)
Weight: 110 V version: 110 kg (242.5 lb)
120 V version: 110 kg (242.5 lb) 220/240 V version: 116 kg (255.7 lb) Cabinet: 23.5 kg (51.8 lb)
Dimensions (W x D x H): Stored: 735 x 698 x 599 mm
(29.0" x 27.5" x 23.5")
Set up: 1331 x 698 x 616 mm
(52.4" x 27.5" x 24.2")
Cassette mode: 1386 x 698 x 616 mm
(54.6" x 27.5" x 24.2")
Cabinet: 719 x 630 x 426 mm
(28.3" x 24.8" x 16.8")
ADF Original Capacity: 20 sheets (66 g/m
2
, 17.6 lb) or 1.8 mm height Original Scanning Time: 3 ms/1 line Original Guide Movement
90 mm to 310 mm (3.54" to 12.2")
distance: Original Feed Speed: 21.4 mm/sec (while master processing)
87.8 mm/sec (not master processing) Pixel Density: 400 dpi Master Eject Box Capacity: 50 masters with "L" drum
70 masters with "S" drum Paper Separation: Friction roller/center separation system Feed Table Side Plate
88 mm to 336 mm (3.46" to 13.2") Movement Distance:
Paper Feed Roller Pressure: Normal position 300 g
Thick paper position 600 g Separation Roller Pressure: Normal position 125 g
Weak position 50 g Separation Plate Pressure: Weak 10 g
Normal 20 g
Strong 1 40 g
Strong 2 60 g Side Registration:
Vertical Registration:
±10 mm
±20 mm
1-3
1 December 1993
Paper Table Raising/ Lowering speed:
22 mm/sec (50 Hz)
26 mm/sec (60 Hz) Ink Supply: Automatic ink supply system Press Roller Pressure:
13 ± 1 kg Paper Delivery: Air knife/vacuum delivery Delivery Side Plate
80 mm to 327 mm (31.5" to 12.9") Movement distance:
Print Counter: 7 digits Supplies: Master Thermal master 320 mm width
Master roll 225 masters/1 roll Roll diameter
Master length 535 mm/1 master Max run length 2000 prints
Ink 800 cc ink pack (black)
500 cc ink pack (red, blue, green, blown)
1-4
1 December 1993
2. GUIDE TO COMPONENTS AND THEIR FUNCTION
7
8
9
10
11
12
6
13
5
14
4
15
3
2
1
1-5
1 December 1993
No. Name Function
1. Wing Guide Release
Use to aid paper stack of large size paper.
Lever
2. Paper Delivery Table
3. Small Size Paper
Delivery End Plate (for smaller than A4)
4. Paper Delivery End
Plate (for larger than A4)
5. Paper Delivery Side
Plate
6. Master Eject Box
Cover
7. Main Switch
8. Master Eject Unit Open
Button
9. Original Table
10. Master Cut Button
Completed prints are delivered here.
Use to align the leading edge of prints that are
A4/LT or smaller.
Use to align the leading edge of prints larger
than A4/LT.
Use to align the prints on the paper delivery
table.
Open when removing the master eject box.
Use to turn the power on or off.
Press to remove misfed paper or a misfed
master.
Place the originals on this table.
Press this button to cut the master paper
leading edge after installing a new master roll.
11. Pressure Release
Lever
12. Operation Panel
13. Drum Rotation Button
14. Drum Unit
15. Ink Holder
Use to install the master roll, or to clean the
thermal head.
Operator controls and indicators are located
here.
Press to rotate the drum manually.
The master paper is wrapped around this unit.
Set the ink cartridge in this holder.
1-6
1 December 1993
17
16
18
19
20
21
22
23
24
25
26
1-7
27
28
1 December 1993
No. Name Function
16. Front Door
Open for access to the inside of the machine.
17. ADF Unit
18. Original Tray
19. ADF On/Off Select
Switch
20. ADF Unit Open Button
21. Original Guides
22. Original Table Release
Lever
23. Feed Roller Pressure
Lever
24. Separation Roller
Pressure Lever
25. Paper Table
Feeds the original to the scanning position
automatically.
Originals used to make master(s) are delivered
to this tray.
When setting originals one sheet at a time, set
this switch to the off position.
Use to open the ADF unit.
Adjust these guides to position the originals
correctly.
Use to open the original table unit to the left for
master installation.
Use to adjust the contact pressure of the paper
feed roller according to paper thickness.
Use to adjust the separation roller pressure to
prevent double feed.
Set paper on this table for printing.
26. Paper Feed Side Plate
27. Paper Table Down
Button
28. Side Registration Fine
Adjusting Dial
Use to prevent paper skew.
Press to lower the paper table.
Use to shift the paper table sideways.
1-8
3. OPERATION PANEL
– Keys and Indicators –
1 December 1993
54
6789
1. Reset key
2. Directional
Magnification key
3. Image Shift key
32 1
10 11 12 13
Press to reset error indicators. Press to enter the horizontal or vertical
magnification for copies, using the number keys. Press to shift the image.
4. Contrast key
5. Screen key
6. Make Up key
7. Combine 2 Originals
key
8. Image Density key
9. Image Mode key
10. Zoom keys
11. Reduce/Enlarge key
12. Full Size key
13. Auto Cycle key
Press to select the desired contrast according to the type and quality of the original.
Press to select the desired grade of screening to be applied to the image according to the type and quality of the original.
Press to use the make-up function. Press to combine two originals onto one print
image. Press to make prints darker or lighter. Press to select line mode, photo mode or sharpen
image mode according to the type and quality of the original.
Press to alter the reproductions ratio in 1% increments from 50% to 200%.
Press to reduce or enlarge the image. Press to make prints the same size as the original. Use to automatically process masters and make
prints.
1-9
1 December 1993
18
19 20
14. Clear Modes key
15. Program key
16. Enter key
17. Counter
17 16 15 14
22
21
Press to cancel all previously entered settings and modes.
Press to input or recall user programs. Press to input information into memory. Displays the number of prints entered. While
printing, it shows the number of copies left to print.
232425
26
27 28
18. Monitors
19. Speed keys
20. Image Position key
21. Memory/Class
Indicators
22. Number keys
23. Memory/Class key
24. Clear key
25. Stop key
26. Proof key
27. Print Start key
Light or blink when a non-standard condition occurs within the machine.
Press to adjust the rotation speed of the drum according to the type of image and printing paper.
Press to shift the image forwards or backwards on the print paper.
Shows the number entered in memory mode or class mode.
Press to enter the number of prints. Press to select group printing in memory mode or
class mode. Press to change the number set in the counter.
Also use to change make-up mode. This key can be used only after the machine stops operation.
Press to stop the machine operation. The machine will continue operation when the Print Start key or Master Making key is pressed.
Press to make trial prints or extra prints. Press to start printing.
28. Master Making key
Press to make a master.
1-10
4. PRINTING PROCESS
1
1 December 1993
23
4
7
6
5
1. Master Ejecting: Ejects the used master wrapped around the
drum into the master eject box.
2. Original Feeding: Transports the original to the scanner section.
3. Scanning: Scans the original image with the CCD through
the mirror and the lens while feeding the
original.
4. Master Feeding: Converts the image signal read by the CCD into
digital signals and sends them to the thermal
head to plot holes on the master. The master
then wraps dround the drum.
5. Paper Feeding: Sends paper separately to the drum section.
6. Printing: Presses the paper fed from the paper feed
section to the drum. This transfers the ink to the
print through the drum screen and the master.
7. Paper Delivering: Peels the printed paper with the exit pawl and
air knife and ejects the paper onto the paper
delivery table.
1-11
1 December 1993
5. MECHANICAL COMPONENT LAYOUT
123456
3433323130
28
27
26
25
29
24
23
19
7
8
9
10
11
13
18202122
17
141516
12
1. Drum Unit
2. Lens
3. CCD
4. Reverse Roller
5. Master Feed Roller
6. Platen Roller
7. Thermal Head
8. Master Roll
9. Plotter Unit
10. Upper Separation Roller
11. Paper Feed Roller
12. Paper Table
13. Separation Plate
14. Lower Separation Roller
15. 2nd Feed Roller
16. Doctor Roller
17. Press Roller
18. Ink Roller
19. Paper Exit Pawl Air Pump
20. Paper Exit Pawl
21. Transport Unit
22. Paper Delivery Table
23. Master Eject Box
24. 1st Eject Roller
25. 2nd Eject Roller
26. Master Eject Unit
27. Mirror
28. Fluorescent Lamp
29. Original Exit Tray
30. 2nd Original Transport Roller
31. Exposure Glass
32. 1st Original Transport Roller
33. Original Feed Roller
34. Pull-out Roller
1-12
6. ELECTRICAL COMPONENT LAYOUT
1 December 1993
2
1
43
42
41
40
39
38
37
36
35
34
33 32 31
30
29
28
27
26
34
5
6
7
8
9
10
11
12
13
14
15
16
25
24
23
22
1-13
21
20
19
17
18
1 December 1993
1. Original Registration Sensor
2. 2nd Original Sensor
3. 1st Original Sensor
4. Original Transport Motor
5. Original Pressure Solenoid
6. Fluorescent Lamp Stabilizer
7. Original Width Sensor
8. CCD PCB
9. Scanner Unit Safety Switch
10. A/D Conversion PCB
11. Paper Return Motor
12. Paper Table Down Button
13. Paper End Sensor
14. Paper Width Sensor
22. Transformer
23. Paper Table Lower Limit Sensor
24. Main PCB
25. Printing Pressure Sensor
26. Front Door Safety Switch
27. Power Supply Unit
28. Vacuum Fan Motor
29. 1st Paper Exit Sensor
30. Drum Detection Switch
31. 2nd Paper Exit Sensor
32. Circuit Breaker
33. Delivery Table Open Switch
34. Main Switch
35. Interlock Switch
15. Paper Table Open Switch
16. Paper Table Safety Switch
17. Paper Detection PCB (Paper Length Sensor)
18. Cassette Size Detection PCB
19. Paper Table Height Sensor
20. Image Processing PCB
21. Separation Plate Release Solenoid
36. Air Knife Motor Safety Switch
37. Drum Rotation Switch
38. Drum Rotation LED
39. Total Counter
40. Operation Panel
41. ADF Safety Switch
42. ADF Drive Motor
43. Fluorescent Lamp
1-14
1 December 1993
58 57
56
59
55 54
53
60
52
61
63
64
62
44
45
46
47
51
50
49
44. Ink Supply Solenoid
45. Drum Lock Solenoid
46. Master Eject Unit Safety Switch
47. 2nd Drum Position Sensor
48. Noise Filter
49. Printing Pressure Solenoid
50. Main Motor
51. Drum Rotation Sensor (Pulse Generator)
52. Paper Table Drive Motor
53. Paper Table Drive Motor Capacitor
48
54. Paper Feed Solenoid
55. AC Drive PCB
56. Master Eject Clamper Solenoid
57. Image Position Sensor
58. Master Feed Clamper Solenoid
59. Ink Detection PCB
60. Master Cut Button
61. Image Positioning Motor
62. Drum Unit Safety Switch
63. 1st Drum Position Sensor
64. Drum Master Detection Sensor
1-15
1 December 1993
77
76
78
79
75
74
80
81
82
65
66
67
68
69 70 71
73
65. Pressure Plate Motor
66. Lower Pressure Plate Sensor
67. Upper Pressure Plate Sensor
68. Full Master Detection Sensor
69. Master Eject Sensor
70. Master Eject Solenoid
71. Air Knife Motors
72. Master Eject Box Switch
73. Master Eject Motor
74. Thermal Head Drive PCB
72
75. Reverse Roller Magnetic Clutch
76. Cutter Motor
77. Master End Sensor
78. Right Cutter Switch
79. Thermal Head
80. Master Buckle Sensor
81. Master Feed Motor
82. Left Cutter Switch
1-16
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