Riso GR 3770 User Manual

GR3770
TECHNICAL MANUAL
VERSION 1.0
AUGUST, 1997
Copyright : 1997 Riso Kagaku Corporation
All Rights Reserved. This Technical Manual was prepared and
written for the exclusive use of RISO International Group Certi-
fied Dealers. Reproduction and/or transmittal of this material in
any form or by any means, including photocopying or recording of
the information is strictly prohibited without the consent of a mem-
ber of RISO International Group.
RISO INTERNATIONAL GROUP
RISO KAGAKU CORPORATION (JAPAN) RISO DEUTCHLAND GMBH (GERMANY)
RISO, INC. (U.S.A.) RISO FRANCE (FRANCE)
RISO EUROPE LIMITED (U.K.) RISO IBERICA (SPAIN)
RISO HONG KONG (HONG KONG) RISO CANADA (CANADA)
RISO UK (U.K.) RISO CHINA (HONG KONG)
RISO THAILAND LIMITED (THAILAND) RISO AFRICA (SOUTH AFRICA)

Riso GR 3770 Specifications

General

Brand	Riso
Model	GR 3770
Category	Printer
Language	English

Summary

MACHINE SUMMARY

Preface

Introduces the manual, RISO Group contacts, and technical hotline.

CAUTION

Provides critical safety instructions for handling lithium batteries.

WARNING

Details important safety precautions for electrical connections and components.

NOTICE

Outlines installation procedures and warnings for initial setup.

Features of the Risograph GR3770

Highlights key technical advancements and new features of the GR3770 model.

Specifications

Lists comprehensive technical specifications for the GR3770 duplicator.

Product Compatibility

Details accessory and consumable compatibility for the GR3770.

DRUM SECTION

Theory of Operation

Explains operational principles of drum insertion, ink detection, and ink supply.

Removal

Provides procedures for removing and disassembling drum-related components.

FLAT BED IMAGE SCANNING SECTION

Theory of Operation

Explains operational principles of the flat bed scanner system and its components.

Removal

Details procedures for removing various components of the flat bed scanner.

MASTER MAKING SECTION

Removal

Provides procedures for removing the thermal print head and related parts.

Adjustment

Details procedures for adjusting thermal power of the print head.

MASTER CLAMP & LOADING SECTION

Theory of Operation

Explains operational principles of the clamp unit and master loading systems.

Removal

Provides procedures for removing clamp and loading unit components.

APPENDIX (I) TEST MODE

Operation Procedures

Guides on how to enter, operate, and exit test modes.

Testing Sensor and Switch

Lists current states of sensors and switches with buzzer indications.

Testing Motor and Solenoid

Details tests for motors and solenoids using START key.

Memory Switch Settings

Details memory switch settings for various machine adjustments.

Memory Clear and Counter Stop

Procedures for clearing memory and stopping counters.

Sequential Operation Test

Tests for sequential operation of various machine functions.

Panel Test

Tests for panel display, LEDs, and key input.

APPENDIX (I) ADVICE DISPLAYS

Trouble Messages (T Display)

Lists and explains trouble messages displayed on the T display.

Other Trouble Messages

Lists and explains additional trouble messages.

Setting Confirmation Messages

Displays and explains confirmation messages for settings.

Consumables Messages

Messages related to replacing consumables like ink cartridges.

APPENDIX (II) DESCRIPTION OF PCB'S

Block Chart

Diagram showing the interconnections between main PCBs.

Location of PCBs

Illustrates the physical placement of PCBs within the machine.

SYSTEM PCB2

Details and pinouts for the System PCB2.

Image Processing PCB (IPIF)

Details and pinouts for the Image Processing PCB (IPIF).

Motor Control PCB MK2

Details and pinouts for the Motor Control PCB MK2.

Drum Control PCB3

Details and pinouts for the Drum Control PCB3.

ADF PCB

Details and pinouts for the ADF PCB.

FBI PCB

Details and pinouts for the FBI PCB.

Option PCB A III

Details and pinouts for the Option PCB AIII.

LCD Control PCB

Details and pinouts for the LCD Control PCB.

Power Supply PCB 100-120V

Details and pinouts for the 100-120V Power Supply PCB.

Power Supply PCB 200-240V

Details and pinouts for the 200-240V Power Supply PCB.

TPH Sub PCB

Details and pinouts for the TPH Sub PCB.