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• Service Manual ValueJet 1604 AP-74108 Rev. Trademark Mentioned in this Manual • MUTOH, ValueJet, VJ-1604 are registered trademarks or product names of MUTOH INDUSTRIES LTD. • Centronics and BiCentronics are registered trademarks or product names of Centronics Data Computer Corporation. • Warranty Limitations Warranty Limitations 1. MUTOH INDUSTRIES LTD. Warrants part repair or replacement as a sole measure only if a failure is found in the system or in the materials and workmanship of the product the seller produced. However, if the cause of failure is uncertain, decide the action after due mutual consultation.

• VJ-1604 Maintenance Manual About this Manual 1. Purpose and Target Readers This manual explains preparations needed before maintaining and checking operations for MUTOH Full Color Ink Jet Printer (VJ-1604A/VJ-1604E/VJ1604J/VJ-1604K2). This manual is prepared for the maintenance personnel of this printer. • VJ-1604 Maintenance Manual About this Manual 3. Manual Notation The following symbols are used in this manual for easier understanding of the information.

Symbol Meaning Must be followed carefully to avoid death or serious bodily injury WARNING Must be observed to avoid slight or moderate bodily injury or damage to your equipment CAUTION Contains important information and useful tips on the operation of the. • Modified the descriptions in Add “ No.12 Tube cramp Assembly DF-49041 ” “Table 10-2 Y Rail Assembly” Chapter10a-3 Modified the descriptions in Add “ DF-49041” “ Y Rail Assy ” Refer to sheet 1 May 2008 VJ1604E-M-05a MUTOH INDUSTRIES LTD. • ERRATA VJ-1604 Maintenance Manual Exploded View B-125 DG-41917 B-162 A-111 B-128 A-112 A-110 A-109 B-122 A-118 B-127 DF-43868 A-114 B-52 B-119 B-54 A-117 B-122 B-53 A-120 B-114 B-101 DG-40352 B-106 B-105 B-120 B-119 B-55 B-93 B-51 B-126 A-118 A-121 B-50 B-118 B-104 A-116. • VJ-1604 Maintenance Manual General Table of Contents 1 Safety Instructions 1.1 Introduction.1-2 1.2 Warnings, Cautions and Notes. • VJ-1604 Maintenance Manual 3.5 Choosing a Place for the Printer.. 3-6 4 Parts Replacement 4.1 Introduction.

• VJ-1604 Maintenance Manual 4.5 Replacing Board Base Section (Y Rail Section).4-58 4.5.1 Replacing Heater Junction Board Assembly.4-58 4.6 Replacing X Rail Section. • VJ-1604 Maintenance Manual 4.9 Replacing Maintenance Section. 4-121 4.9.1 Removing Maintenance Inner Cover. • VJ-1604 Maintenance Manual 5.5 Inspection Menu.5-11 5.5.1 Memory Size Menu. • VJ-1604 Maintenance Manual 5.14 Media Feed Menu.5-71 5.15 ExControl Menu.

• VJ-1604 Maintenance Manual 7.5 PF Speed Reduction Belt Tension Adjustment.7-29 7.5.1 Jigs and Tools.. 7-29 7.5.2 Adjustment Procedure. • VJ-1604 Maintenance Manual 9 Troubleshooting 9.1 Introduction.9-2 9.2 Troubleshooting with Error Messages.

• VJ-1604 Maintenance Manual 1 Safety Instructions 1 Safety Instructions Introduction.. 1- 2 Warnings, Cautions and Notes.

1- 2 Important Safety Instructions.1- 3 Warning Labels.1- 9 1.4.1 Handling the Warning Labels.1-9 1.4.2 Locations and Types of Warning Labels.1-10 Rev.-05. • VJ-1604 Maintenance Manual 1 Safety Instructions 1.1 Introduction This chapter explains the meaning of safety terms for personnel who installs, operates, or maintains this equipment, important safety instructions, and the warning labels attached to the equipment.

Make sure to follow all instructions and warnings on this manual when installing, operating, or maintaining the equipment. • VJ-1604 Maintenance Manual 1 Safety Instructions 1.3 Important Safety Instructions General safety instructions that must be observed to use the equipment safely are explained below. Do not install this printer in the following locations:Doing so may result in the printer tipping or falling over and causing injury. • VJ-1604 Maintenance Manual 1 Safety Instructions Do not insert or drop metal objects or flammable objects inside the printer through openings such as air holes. Doing so may cause electric shock or fires. If foreign objects or fluids such as water enter the product internals, do not use the unit as is. • If you need to operate the printer with the cover removed for maintenance, be careful not to get hurt by the driving parts.

Never lube the printer mechanism with lube other than that designated by MUTOH. Doing so may damage the parts or shorten the lifetime. • VJ-1604 Maintenance Manual 1 Safety Instructions When handling power supply cables, be careful for the following: • Do not modify the power supply cable. • Do not place heavy objects on top of the power supply cable. • Do not excessively bend, twist or pull on the power supply cable. • VJ-1604 Maintenance Manual 1 Safety Instructions When cleaning the cleaning wiper • Do not touch the cleaning wiper and head cap unit.