Ricoh JP730/JP735 Service Manual and Parts Catalog (product code C252 C261)


Accurate, clear and concise text, combined with detailed illustrations, lists of error code, instruction and diagrams, guide you through procedure of repair, remediate, maintenance and adjustments your copier, printer or scanner.
Present service manual and parts catalog Ricoh JP730/JP735 (product code C252 C261) duplicator contain clear instructions and procedures on how to fix the problems occurring in your equipment.
Format of the manual: PDF, makes it easy to navigate, instant download and print. English language.
Table of contents:

Content for Service Manual:
1. INSTALLATION
1.1 INSTALLATION REQUIREMENTS
1.1.1 OPTIMUM ENVIRONMENTAL CONDITION
1.1.2 ENVIRONMENTS TO AVOID
1.1.3 POWER CONNECTION
1.1.4 MINIMUM SPACE REQUIREMENTS
1.1.5 DIMENSIONS
1.2 INSTALLATION PROCEDURE
1.2.1 MAIN BODY
1.2.2 ADDITIONAL DRUMS (OPTION)
1.2.3 INTERFACE BOARD (OPTION)

PREVENTIVE MAINTENANCE
2. PREVENTIVE MAINTENANCE
2.1 MAINTENANCE TABLE

REPLACEMENT AND ADJUSTMENT
3. REPLACEMENT AND ADJUSTMENT
3.1 GENERAL CAUTION
3.2 COVERS
3.2.1 PANEL/FRONT COVERS
3.2.2 REAR COVER
3.3 BOARDS
3.3.1 MPU
3.3.2 PSU
3.4 SCANNER
3.4.1 COVERS
3.4.2 1ST, 2ND FEED ROLLER/CIS (CONTACT IMAGE SENSOR)
3.4.3 DOCUMENT SENSOR
3.4.4 SCANNER MOTOR
3.5 MASTER FEED
3.5.1 MASTER MAKING UNIT
3.5.2 THERMAL HEAD
3.5.3 THERMAL HEAD VOLTAGE ADJUSTMENT
3.5.4 MASTER END SENSOR ADJUSTMENT
3.6 MASTER EJECT
3.6.1 MASTER EJECT UNIT
3.6.2 MASTER EJECT ROLLERS
3.7 PAPER FEED
3.7.1 PAPER FEED ROLLER/FRICTION PAD
3.7.2 PAPER FEED PRESSURE ADJUSTMENT
3.7.3 PAPER SEPARATION PRESSURE ADJUSTMENT
3.8 PRINTING
3.8.1 PRESS ROLLER
3.8.2 PAPER REGISTRATION ROLLER
3.8.3 PRESS ROLLER RELEASE LEVER ADJUSTMENT
3.8.4 PRINTING PRESSURE ADJUSTMENT
3.9 DRUM
3.9.1 PREPARATION
3.9.2 CLOTH SCREEN
3.9.3 CLAMPER / METAL SCREEN
3.9.4 INK PUMP ADJUSTMENT
3.9.5 DOCTOR ROLLER GAP ADJUSTMENT
3.9.6 INK DETECTION ADJUSTMENT
3.10 PAPER DELIVERY
3.10.1 PAPER DELIVERY UNIT
3.10.2 DELIVERY BELT/PAPER EXIT SENSOR
3.10.3 VACUUM FAN MOTOR POSITION
3.10.4 EXIT PAWL ADJUSTMENT
3.11 MAIN DRIVE
3.11.1 MAIN DRIVE TIMING BELT ADJUSTMENT
3.11.2 MAIN MOTOR PULLEY POSITION
3.12 FIRMWARE UPDATE

TROUBLESHOOTING
4. TROUBLESHOOTING
4.1 ERROR CODES
4.2 ELECTRICAL COMPONENT DEFECTS
4.3 FUSE, LED, VR, DIP-SW, AND TP TABLES
4.3.1 BLOWN FUSE CONDITIONS
4.3.2 LED’S
4.3.3 VR’S
4.3.4 TEST POINTS
4.3.5 DIP SWITCHES
4.4 JAM DETECTION
4.4.1 MASTER EJECT JAM (E JAM LOCATION INDICATOR)
4.4.2 SCANNER JAM (P JAM LOCATION INDICATOR)
4.4.3 MASTER FEED JAM (D JAM LOCATION INDICATOR)
4.4.4 DRUM JAM (B JAM LOCATION INDICATOR)
4.4.5 PAPER FEED JAM (A JAM LOCATION INDICATOR + ?? + ??)
4.4.6 PAPER DELIVERY JAM (C JAM LOCATION INDICATOR)

SERVICE TABLES
5. SERVICE TABLES
5.1 SERVICE PROGRAM MODE
5.1.1 SERVICE PROGRAM MODE OPERATION
5.1.2 MAIN MENU NO.1: INPUT MODE
5.1.3 MAIN MENU NO.2: OUTPUT MODE
5.1.4 SP2-41: THERMAL HEAD SIGNAL OUTPUT (VHD SIGNAL)
5.1.5 MAIN MENU NO.3: TEST MODE
5.1.6 SP3-1: FIRMWARE SUFFIX INFORMATION
5.1.7 MAIN MENU NO.6: ADJUSTMENT MODE
5.1.8 SP6-42: IMAGE ADJUSTMENT PATTERN PRINT
5.2 DIP SWITCHES
5.2.1 OVERVIEW
5.2.2 DIPSW101 NO.1 TO 4 – PAPER REGISTRATION POSITION
ADJUSTMENT
5.2.3 DIPSW101 NO.5 TO 8 – MASTER WRITING POSITION
ADJUSTMENT
5.2.4 DIPSW102 NO.1 TO 3 – THERMAL HEAD ENERGY CONTROL
5.2.5 DIPSW103 NO.1 TO 4 – SCANNING SPEED ADJUSTMENT
5.2.6 DIPSW103 NO.5 TO 8 – MASTER FEEDING SPEED
ADJUSTMENT

DETAILED DESCRIPTIONS
6. DETAILD SECTION DESCRIPTIONS
6.1 MECHANISM OVERVIEW
6.1.1 MAJOR PARTS
6.1.2 ELECTRICAL COMPONENT LAYOUT
6.1.3 DRIVE LAYOUT
6.2 MASTER EJECT UNIT
6.2.1 OVERVIEW
6.2.2 MASTER CLAMPER OPENING MECHANISM
6.2.3 MASTER EJECT ROLLER MECHANISM
6.2.4 PRESSURE PLATE MECHANISM
6.3 SCANNER UNIT
6.3.1 SCANNER DRIVE
6.4 IMAGE PROCESSING
6.4.1 IMAGE PROCESSING FLOW
6.5 MASTER FEED
6.5.1 OVERVIEW
6.5.2 MASTER FEED MECHANISM
6.5.3 CLAMPER AND TENSION ROLLER MECHANISM
6.5.4 CUTTER MECHANISM
6.5.5 MASTER SET COVER SENSOR
6.6 DRUM
6.6.1 OVERVIEW
6.6.2 DRUM DRIVE MECHANISM
6.6.3 INK SUPPLY MECHANISM
6.6.4 INK ROLLER MECHANISM
6.6.5 INK SUPPLY CONTROL
6.6.6 DETECTION OF MASTERS ON THE DRUM
6.7 PAPER FEED
6.7.1 OVERVIEW
6.7.2 PAPER FEED MECHANISM
6.7.3 PAPER FEED / SEPARATION PRESSURE MECHANISM
6.7.4 REGISTRATION ROLLER MECHANISM
6.7.5 REGISTRATION SENSOR CLEANING
6.7.6 PRINTING PRESSURE MECHANISM
6.7.7 RE-FEEDING MECHANISM
6.7.8 PAPER TABLE MECHANISM
6.8 PAPER DELIVERY
6.8.1 OVERVIEW
6.8.2 PAPER DELIVERY UNIT DRIVE MECHANISM
6.8.3 PAPER SEPARATION FROM THE DRUM
6.8.4 EXIT PAWL DRIVE MECHANISM
6.9 TIMING CHART
6.9.1 MASTER EJECT/MASTER FEED
6.9.2 MASTER WRAPPING
6.9.3 PRINTING

SPECIFICATIONS
SPECIFICATIONS
1. GENERAL SPECIFICATIONS

C261
OVERALL INFORMATION
1. INSTALLATION
1.2 INSTALLATION PROCEDURE
1.2.1 MAIN BODY
1.2.2 ADDITIONAL DRUMS (OPTION)
2. REPLACEMENT AND ADJUSTMENT
2.9 DRUM
2.9.2 CLOTH SCREEN
2.9.3 CLAMPER / METAL SCREEN
2.9.4 INK PUMP ADJUSTMENT
2.10 PAPER DELIVERY
2.10.3 VACUUM FAN MOTOR POSITION
3. TROUBLESHOOTING
3.5 OTHERS
4. DETAILED SECTION DESCRIPTIONS
4.4 IMAGE PROCESSING
4.4.1 IMAGE PROCESSING FLOW
4.7 PAPER FEED
4.6 DRUM
4.6.6 DETECTION OF MASTER ON THE DRUM
4.6.7 METAL SCREEN
4.8 PAPER DELIVERY
4.8.1 PAPER DELIVERY UNIT DRIVE MECHANISM
4.10 MAIN CONTROL BOARD

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Content for Parts List Manual:
C252 PARTS LOCATION AND LIST
LOCATION OF UNIT
1.EXTERIOR (C252)
2.OPERATION PANEL (C252)
3.SCANNER SECTION (C252)
4.PAPER TABLE (C252)
5.PAPER REGISTRATION (C252)
6.PAPER FEED SECTION (C252)
7.PLOTTER UNIT 1 (C252)
8.PLOTTER UNIT 2 (C252)
9.PRESS ROLLER SECTION (C252)
10.DRUM UNIT 1 (C252)
11.DRUM UNIT 2 (C252)
12.DRUM UNIT 3 (C252)
13.VACUUM FAN UNIT (C252)
14.DELIVERY TABLE (C252)
15.MASTER EJECT UNIT (C252)
16.ELECTRICAL AND DRIVE SECTION (C252)
17.DRIVE AND FRAME SECTION (C252)
18.FRAME SECTION (C252)
19.CONTROL BOARD (C252)
20.DECALS AND DOCUMENTS (C252)

C252 PARTS INDEX
PM PARTS INDEX
PARTS INDEX

C261 PARTS LOCATION AND LIST
LOCATION OF UNIT
1.EXTERIOR (C261)
2.OPERATION PANEL (C261)
3.SCANNER SECTION (C261)
4.PAPER TABLE (C261)
5.PAPER REGISTRATION (C261)
6.PAPER FEED SECTION (C261)
7.PLOTTER UNIT 1 (C261)
8.PLOTTER UNIT 2 (C261)
9.PRESS ROLLER SECTION (C261)
10.DRUM UNIT 1 (C261)
11.DRUM UNIT 2 (C261)
12.DRUM UNIT 3 (C261)
13.VACUUM FAN UNIT (C261)
14.DELIVERY TABLE (C261)
15.MASTER EJECT UNIT (C261)
16.ELECTRICAL AND DRIVE SECTION (C261)
17.DRIVE AND FRAME SECTION (C261)
18.FRAME SECTION (C261)
19.CONTROL BOARD (C261)
20.DECALS AND DOCUMENTS (C261)

C261 PARTS INDEX
PM PARTS INDEX
PARTS INDEX.