MUTOH VJ-628D2 User manual

CONFIDENTIAL
MAINTENANCE
MANUAL
ERRATA
VJ-628D2
VJ628D2E-M-00a

CONFIDENTIAL
2
TOC
VJ628D2E-M-00a
1. Introduction ........................................................................................................................................... 3
2. Trobleshooting ...................................................................................................................................... 8
3. Parts Replacement .............................................................................................................................11
4. Adjustment ..........................................................................................................................................37
5. Self-diagnosis ......................................................................................................................................47
6. Maintenance mode 2 .........................................................................................................................66
7. Maintenance ........................................................................................................................................75
8. Maintenance part(s) list ....................................................................................................................83
9. Electric cable diagram .......................................................................................................................99
10. Tube diagram ..................................................................................................................................101
11. Self-diagnosis function diagram .................................................................................................106
12. Error message list ...........................................................................................................................109
13. FFC folding instruction ..................................................................................................................114
14. Exploded view .................................................................................................................................116

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TOC
1. Introduction
1.1. About this manual ............................................................................................................................ 4
1.1.1. Purpose and target readers ...............................................................................................................4
1.1.2. Manual notation ..................................................................................................................................... 4
1.1.3. Firmware version covered by this document .............................................................................4
1.1.4. Establishment Date of This Document ......................................................................................... 4
1.2. Important notice ............................................................................................................................... 5
1.2.1. Purpose and target readers ...............................................................................................................5
1.3. Warning labels ................................................................................................................................... 6
1.4. Before starting maintenance .......................................................................................................... 7
1. Introduction

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About this manual
1. Introduction
1.1. About this manual
NOTE
- This manual is a maintenance manual for the VJ-628D2 that mainly explains the di󱐯erences
from the VJ-628D.
=>maintenance manual for the VJ-628D (VJ-628) : VJ628-M-xx
* xx : revision number
1.1.1. Purpose and target readers
This manual explains preparations needed before maintaining and checking operations for
MUTOH Full Color Ink Jet Printer.
This manual is prepared for the maintenance personnel of this printer.
Before using this printer, fully understand the contents and directions in this manual.
1.1.2. Manual notation
The following symbols are used in this manual for easier understanding of the information.
WARNING
Must be followed carefully to avoid death or serious bodily injury.
CAUTION
Must be observed to avoid slight or moderate bodily injury or damage to your equipment.
NOTE
Contains important information and useful tips on the operation of the product.
TIP
Indicates useful tips for operating or understanding the equipment.
1.1.3. Firmware version covered by this document
Firmware version: 1.07
1.1.4. Establishment Date of This Document
This document was established on March 1, 2023.
TIP
index=> 1. Introduction

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Important notice
1. Introduction
1.2. Important notice
1.2.1. Purpose and target readers
- MUTOH, ValueJet, VJ-628D2 are registered trademarks or product names of MUTOH
INDUSTRIES LTD.
- Windows 7, Windows 8, Windows 10, Windows 11 and MS-DOS are registered trademarks
or product names of Microsoft Corporation.
- Other company and product names may be registered trademarks or product names.
CAUTION
- No part of this product or publication may be reproduced, copied, or transmitted in
any form or by any means, except for personal use, without the permission of MUTOH
INDUSTRIES LTD.
- The product and the contents of this publication may be changed without prior notication.
- MUTOH INDUSTRIES LTD. has made the best e󱐯orts to keep this publication free from error,
but if you nd any uncertainties or misprints, please call us or the shop where you bought
this equipment.
- MUTOH INDUSTRIES LTD. shall not be liable for any damages or troubles resulting from the
use of this equipment or this manual.
TIP
index=> 1. Introduction

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Warning labels
1. Introduction
1.3. Warning labels
This section explains the handling of warning label, pasting location and types.
Warning labels are attached to parts of the printer that need special caution.
Understand the locations and the descriptions of the danger associated with each label
before operating the printer.
WARNING
- Follow all instructions and warnings on this manual when installing, operating, or
maintaining the equipment.
NOTE
- All warning labels must be visually recognized.
If the text or illustrations cannot be seen clearly, clean or replace the label.
- When cleaning warning labels, use cloth with water or neutral detergent.
Do not use solvent or gasoline.
- If a warning label is damaged, lost, or cannot be recognized, replace the label.
Location and type of warning labels
=> Operation manual and Installation manual
TIP
index=> 1. Introduction

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Before starting maintenance
1. Introduction
1.4. Before starting maintenance
Note the following points when performing the maintenance.
WARNING
- Read the installation manual and operation manual carefully before starting the operation.
Otherwise, you may be injured.
=> Installation manual
=> Operation manual
- Before starting part(s) replacement, always perform following operations.
- Turn OFF power.
- Remove Power plug from outlet.
Otherwise, you may su󱐯er electric shock or system circuit may be damaged.
- Remove any cable(s) connected to the printer.
Otherwise, the printer may be damaged.
CAUTION
- Components in printer can be disassembled only if instructed so in this manual.
Do not disassemble Frame components and/or other components that are not instructed.
- The printer has been assembled in MUTOH factory with extremely high precision up to
1/100mm.
If disassembled inappropriately, normal functionality may not be restored.
- Allow su󱐰cient space around the perimeter for maintenance work
- When removing covers to operate the product for maintenance work, be careful not to
injure yourself on the drive unit, etc
NOTE
- Perform necessary lubrication and bonding after restoration in accordance with Lubrication
/ Bonding of this manual.
- Pictures and illustrations are taken at development phase.
- Thus specication and procedure may not be up-to-date.
TIP
index=> 1. Introduction

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TOC
2. Trobleshooting
2.1. Introduction ....................................................................................................................................... 9
2.2. Trouble without error message ....................................................................................................10
2. Trobleshooting

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Introduction
2. Trobleshooting
2.1. Introduction
This chapter provides information on possible causes of machine errors/damage and recovery
actions.
Trouble Contents Reference
When the message is displayed Trouble with an error message
displayed on Operation panel when
the printer is malfunctioning.
=>2.2
When the message is not displayed Trouble without an error message
displayed on Operation panel even
when the printer is malfunctioning.
=>12.1
TIP
index=> 2. Trobleshooting

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Trouble without error message
2. Trobleshooting
2.2. Trouble without error message
=>Refer to maintenance manual for VJ-628
TIP
index=> 2. Trobleshooting