MUTOH ValueJet Service Manual
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MUTOH ValueJet Service Manual

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ValueJet 1304

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Summary of Contents for MUTOH ValueJet

  • Page 1 Service manual ValueJet 1304...

  • Page 3: Important Notice

    3. Trademark Mentioned in this Manual • MUTOH, ValueJet, VJ-1304 are registered trademarks or product names of MUTOH INDUSTRIES LTD. • Centronics and BiCentronics are registered trademarks or product names of Centronics Data Computer Corporation.

  • Page 4: Warranty Limitations

    ValueJet 1304　Service manual 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.

  • Page 5: About This Manual

    ValueJet 1304　Service 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-1304). This manual is prepared for the maintenance personnel of this printer.
  • Page 6 ValueJet 1304　Service 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...

  • Page 7: Safety Instructions

    ValueJet 1304　Service manual General Table of Contents 1 Safety Instructions 1.1 Introduction ..........1-2 1.2 Warnings, Cautions and Notes .

  • Page 8: Table Of Contents

    ValueJet 1304　Service manual 3 Specifications 3.1 Introduction..........3-2 3.2 Product Specifications.
  • Page 9 ValueJet 1304　Service manual 4.5 Replacement of CR Driving Section Components....4-51 4.5.1 CR Motor Assembly ........4-51 4.5.2...
  • Page 10 ValueJet 1304　Service manual 5 Self-Diagnosis Mode 5.1 Introduction..........5-4 5.2 Preparation .
  • Page 11 ValueJet 1304　Service manual 5.9 Sample Printing Menu ........5-49 5.9.1...
  • Page 12 7.2 Adjustment Item ..........7-3 7.3 Working with Mutoh Maintenance Engineer Assistant....7-8 7.3.1...
  • Page 13 ValueJet 1304　Service manual 8 Maintenance 8.1 Introduction ..........8-2 8.2 Periodical Services .
  • Page 14 ValueJet 1304　Service manual AP-74109 Rev 1.1 2-10...
  • Page 15 ValueJet 1304　Service manual 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........1-9 Operation Labels...................

  • Page 16: Introduction

    ValueJet 1304　Service manual 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. WARNING Make sure to follow all instructions and warnings on this manual when installing, operating, or maintaining the equipment.

  • Page 17: Important Safety Instructions

    ValueJet 1304　Service manual 1.3 Important Safety Instructions General safety instructions that must be observed to use the equipment safely are explained below. WARNING Do not place the printer in the following areas. Doing so may result in the printer tipping or falling over and causing injury.
  • Page 18 ValueJet 1304　Service manual Do not insert or drop metal or flammable objects into the printer through openings such as a fresh air inlet. It could lead to an electric shock and fire. When foreign substances or liquids such as water entered the printer, do not use the printer as it is.
  • Page 19 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.
  • Page 20 ValueJet 1304　Service manual Pay attention to the following points, while handling power cable. • Do not do anything forcefully on the power cable. • Do not keep heavy objects on the power cable. • Do not bend, twist or pull the power cable by force.
  • Page 21 ValueJet 1304　Service manual While cleaning with the cleaning wiper • Do not touch the cleaning wiper and head cap unit. Head cleaning may not be operated correctly because of the grease attached. • Make sure to wipe the print head with a dry poly-knit wiper.
  • Page 22 ValueJet 1304　Service manual When cleaning the printer, be sure to turn OFF the power and disconnect the power plug. Move the printer maintaining a horizontal position. Be sure to operate the following before attaching option units. • Turn the printer power off.

  • Page 23: Warning Labels

    ValueJet 1304　Service manual 1.4 Warning Labels The handling, attachment locations, and types of warning labels are explained below. Warning labels are attached to areas where care should be taken. Read and understand the positions and contents thoroughly before maintenance operation.
  • Page 24 ValueJet 1304　Service manual Table 1-2 List of Warning Labels Warning label type (T fence handling caution) (Front cover open/close caution) (High temperature caution) (2) Winding unit The locations of warning labels on the winding unit are shown below. AP-74109 Rev 1.1...

  • Page 25: Operation Labels

    ValueJet 1304　Service manual Warning label type (Catching caution) 1.5 Operation Labels This chapter describes the operation labels including their types and attaching positions. The operation labels are attached on the product to provide the brief instructions for the particularly important operations.

  • Page 26: Locations And Types Of Operation Labels

    ValueJet 1304　Service manual 1.5.2 Locations and Types of Operation Labels The locations of operation labels are shown below. Table 1-3 List of Operation Labels Operation label type (Roll media setting) "Operation manual" Setting Roll Media AP-74109 Rev 1.1 1-12...
  • Page 27 ValueJet 1304　Service manual Table 1-3 List of Operation Labels (Continued) Operation label type (Ink arrangement) "Operation manual" Replacing Ink Cartridges 1-13 AP-74109 Rev 1.1...
  • Page 28 ValueJet 1304　Service manual AP-74109 Rev 1.1 1-14...

  • Page 29: Product Overview

    ValueJet 1304　Service manual 2 Product Overview Introduction ..................... 2- 2 Features ....................2- 2 Part Names and Functions..............2- 3 2.3.1 Front Section ................. 2-4 2.3.2 Rear Section .................. 2-5 2.3.3 Winding unit (Optional) ..............2-6 2.3.4 Operation Panel ................2-8 Printer Status ..................

  • Page 30: Introduction

    ValueJet 1304　Service manual 2.1 Introduction This chapter explains the features, part names, and functions of the printer. 2.2 Features The features of the printer are explained below. (1) Fast Print The new print head adopted on this printer performs fast to print images.

  • Page 31: Part Names And Functions

    ValueJet 1304　Service manual 2.3 Part Names and Functions Part names and functions are explained below. NOTE For the directions described in this document, refer to the following figure. Upper Rear Left Right Front Lower AP-74109 Rev 1.1...

  • Page 32: Front Section

    ValueJet 1304　Service manual 2.3.1 Front Section Table 2-1 Part Names and Functions of Front Section Name Function Media set lever This lever is used to fix or release the media. Operation panel This panel is used to set operational conditions, the status of the printer, and other functions.

  • Page 33: Rear Section

    ValueJet 1304　Service manual Table 2-1 Part Names and Functions of Front Section (Continued) Name Function Platen This is inside the front cover. There are heaters (platen heater) inside to dry ink. 2.3.2 Rear Section Table 2-2 Part Names and Functions of Rear Section...

  • Page 34: Winding Unit (Optional)

    ValueJet 1304　Service manual Table 2-2 Part Names and Functions of Rear Section (Continued) Name Function Waste fluid valve Open this valve to discharge the waste fluid from the waste fluid tank. In other case, close the valve. 2.3.3 Winding unit...
  • Page 35 ValueJet 1304　Service manual Table 2-3 Part Names and Functions of Winding Unit Name Function Operation panel Used for setting operation conditions, display of unit status. "Winding unit for VJ-1304" AP-74109 Rev 1.1...

  • Page 36: Operation Panel

    ValueJet 1304　Service manual 2.3.4 Operation Panel The operation panel is used to set operational conditions, display the status of the printer, and set other functions. The names and functions of the operation keys and status lamps are explained below. Operation manual 8, 9 AP-74109 Rev 1.1...
  • Page 37 ValueJet 1304　Service manual (1) Operation Keys NOTE Some keys have multiple functions and names depending on the printer status (normal or setup menu display). See "2.4 Printer Status" p.2-11 for more details. Name Normal Setup menu display [Menu] key Changes the LCD monitor display to Changes the setup menu display setup menu status.
  • Page 38 ValueJet 1304　Service manual Name Normal Setup menu display [Power] key Turns the printer on and off. Turns the printer on and off. (2) LCD Monitor and Status Lamps Name Color Status Function Power lamp Green On The printer is switched on.

  • Page 39: Printer Status

    ValueJet 1304　Service manual 2.4 Printer Status The status of the printer is explained below. 2.4.1 Normal Indicates that the printer can print when media is loaded. Each setup concerning printing can be operated by using operation panel. Operation manual 2.4.2 Setup Menu Each setup concerning printing can be operated by using operation panel.

  • Page 40: Selecting Panel Language And Panel Temperature

    ValueJet 1304　Service manual 2.4.5 Selecting Panel Language and Panel Temperature This section describes how to select the language displayed in the operation panel. Follow the steps below to select the language. NOTE You can choose panel language and panel temperature as follows.

  • Page 41: Specifications

    ValueJet 1304　Service manual 3 Specifications Introduction ..................... 3- 2 Product Specifications ................3- 2 Interface Specifications................3- 4 3.3.1 Network Interface Specifications............ 3-4 Choosing a Place for the Printer ............3- 5 AP-74109 Rev 1.1...

  • Page 42: Product Specifications

    ValueJet 1304　Service manual 3.1 Introduction This chapter explains the specifications of the product, optional parts, and supplies. Installation environment requirements are also explained. 3.2 Product Specifications (1) Main Unit Specifications Item Specifications Model name VJ-1304 Plotting method On-demand piezo drive...
  • Page 43 ValueJet 1304　Service manual Item Specifications 64Bit RISC CPU Memory 128MB Command MH-RTL (RTL-PASS) Interface Network Interface (IEEE802.3) ° After-heater OFF / 30 to 50 C (86 to 122F) ° Platen heater OFF / 30 to 50 C (86 to 122F) °...

  • Page 44: Interface Specifications

    ValueJet 1304　Service manual 3.3 Interface Specifications This section explains the specification of the interfaces Supported for this printer. 3.3.1 Network Interface Specifications Item Specifications Network type Ethernet IEEE802.3 Network I/F 10BASE-T / 100BASE-TX Auto-switching (RJ-45 connector twist pair cable) MDI / MDI-X Auto-switching...

  • Page 45: Choosing A Place For The Printer

    ValueJet 1304　Service manual Choosing a Place for the Printer WARNING • Do not place the printer in a location under the following conditions. Doing so may cause the product to fall, become damaged, or cause injury. • Unstable surfaces • Slanted areas •...
  • Page 46 • Places where direct sunlight or excessive lighting are expected • Places where air conditioners blow directly • MUTOH recommends that the printer should be installed where air conditioning can be adjusted easily. (2) Required Space Install the printer on a flat surface that fulfills the following conditions.
  • Page 47 ValueJet 1304　Service manual 4 Parts Replacement Introduction ..................... 4- 4 Removal of Covers ................. 4- 5 4.2.1 Removing R Side Cover ..............4-6 4.2.2 Removing Operation Panel Unit ............ 4-9 4.2.3 Removing L Side Cover ............... 4-10 4.2.4 Removing Ink Holder (I/H) Cover..........4-12 4.2.5 Removing Front Cover..............
  • Page 48 ValueJet 1304　Service manual 4.4.2 Replacing PF_ENC Assembly............4-47 4.4.3 Replacing PF_ENC Scale ............4-48 4.4.4 Replacing Heater and Thermistor Assembly ........ 4-49 Replacement of CR Driving Section Components ......4- 51 4.5.1 CR Motor Assembly..............4-51 4.5.2 Replacing CR Origin Point Sensor ..........4-52 4.5.3 Replacing Lever Sensor ...............
  • Page 49 ValueJet 1304　Service manual 4.9.2 Replacing P_REAR Sensor Assembly......... 4-90 4.10 Replacement of Cable Guide Section Components ......4- 91 4.10.1 Replacing CR Board Assembly............ 4-91 4.10.2 Replacing Ink Tube ..............4-93 4.10.3 Replacing CR Tape Wire ............. 4-97 4.11 Replacing Accessory Unit..............4- 101 4.11.1 Replacing Level Switch (Waste Fluid) ........

  • Page 50: Introduction

    Do not disassemble the frame components and other components that are not instructed to disassemble in the manual. The machine has been assembled in the MUTOH factory with extremely high precision up to 1/100mm. If disassembled inappropriately, it may not restore its normal functionality.
  • Page 51 ValueJet 1304　Service manual NOTE After replacing any service parts, perform necessary lubrication and bonding following the instructions in section "8.4 Lubrication/Bonding" p.8-7. Upper Rear Left Right Front Lower AP-74109 Rev 1.1...

  • Page 52: Removal Of Covers

    ValueJet 1304　Service manual 4.2 Removal of Covers Before replacing any service parts in the machine, you must remove some external covers. This section describes the procedure to remove covers. (Rear side) Table 4-1 Cover Component List Part name L side cover...

  • Page 53: Removing R Side Cover

    ValueJet 1304　Service manual 4.2.1 Removing R Side Cover 1. Move down the pressure lever backward. 表 4-2 Part name Pressure lever cap Pressure lever cap screw × 10, P tight binding) × 2. Remove the pressure lever cap-retaining screw (M4 10, P tight binding: 1).
  • Page 54 ValueJet 1304　Service manual × 4. Remove the waste fluid unit cover-retaining screw (tapping screw M3 6, S tight cup: 2) 表 4-4 Part name Waste fluid cover waste fluid unit cover-retaining × screw (Tapping screw M3 6, S tight cup: 2) 5.
  • Page 55 ValueJet 1304　Service manual × 8. Remove the R side cover rear screw (tapping screw M4 12, S tight cup: 2). 表 4-6 Part name R side cover R side cover rear screw × (tapping screw M4 12, S tight cup) 9.

  • Page 56: Removing Operation Panel Unit

    ValueJet 1304　Service manual 4.2.2 Removing Operation Panel Unit Before removing the operation panel unit, perform the following work. • Removing the R side cover: "4.2.1 Removing R Side Cover" p.4-6 • Unlocking and moving the carriage. 1. Remove the operation panel unit tape wire (FFC).

  • Page 57: Removing L Side Cover

    ValueJet 1304　Service manual 4.2.3 Removing L Side Cover × 1. Remove the L side cover front screw (tapping screw M4 12, P tight binding black: 2). 表 4-7 Part name L side cover L side cover inner screw × (tapping screw M4...
  • Page 58 ValueJet 1304　Service manual 5. Remove the L side cover. 6. To reassemble the unit, reverse the removal procedure. AP-74109 Rev 1.1 4-12...

  • Page 59: Removing Ink Holder (I/H) Cover

    ValueJet 1304　Service manual 4.2.4 Removing Ink Holder (I/H) Cover NOTE Before removing the ink holder (I/H) cover, remove the following parts. • R side cover: "4.2.1 Removing R Side Cover" p.4-6 1. Remove the ink cartridge. × 2. Remove the I/H cover rear screw (tapping screw M4 8, S tight cup: 2).
  • Page 60 ValueJet 1304　Service manual 5. Remove the I/H cover. 6. To reassemble the unit, reverse the removal procedure. AP-74109 Rev 1.1 4-14...

  • Page 61: Removing Front Cover

    ValueJet 1304　Service manual 4.2.5 Removing Front Cover 1. Open the front cover. 2. Remove the front cover by pulling it toward the direction of the arrow shown below. Part name Front cover Front cover receiver NOTE Do not remove the front cover by force.It may damage or deform the resin.

  • Page 62: Removing Top Cover

    ValueJet 1304　Service manual 4.2.6 Removing Top Cover NOTE Before removing the top cover, remove the following parts. • Front cover: "4.2.5 Removing Front Cover" p.4-14 × 1. Remove the top cover front side-retaining screw (round head spring screw M3 5: 2).

  • Page 63: Removing Media Guide F

    ValueJet 1304　Service manual 4.2.7 Removing Media Guide F × 1. Remove the media guide F lower-side screw (cup screw M3 6 Ni-3bk: 10). 表 4-13 Part name Media guide F Media guide F screw × (cup screw M3 6 Ni-3bk) ×...

  • Page 64: Removing Media Guide R2

    ValueJet 1304　Service manual 4.2.8 Removing Media Guide R2 × 1. Remove the media guide R2-retaining screw (tapping screw M3 6, S tight cup: 11). The number of screws varies depending on models. 表 4-15 Part name Rear cover Media guide R2-retaining screw ×...

  • Page 65: Removing Scroller Receiver (L, R)

    ValueJet 1304　Service manual 4.2.9 Removing Scroller Receiver (L, R) × 1. Remove the scroller receiver L-retaining screw (tapping screw M3 6, S tight cup: 2). 表 4-16 Part name Scroller receiver L screw × (tapping screw M3 6, S tight...
  • Page 66 ValueJet 1304　Service manual NOTE There are two hole to attach the scroller receiver on the frame side. See the right of illustration below for the hole for VJ-1304. Make sure that the part is attached to the appropriate position. Part name...

  • Page 67: Assembling Of Scroller Receiver L And R

    ValueJet 1304　Service manual 4.2.10 Assembling of Scroller Receiver L and R NOTE Before assembling scroller receiver, remove the following part. • Scroller receiver: "4.2.9 Removing Scroller Receiver (L, R)" p.4-18 1. Attach the two position adjustment scroller roller shafts to the part A shown below of scroller receiver L (or R).
  • Page 68 ValueJet 1304　Service manual 3. From the other side of scroller receiver L (or R) explained in step 1 and 2, insert the scroller receiver R and fix the scroll receiver roller set in step 2. 表 4-20 Part name Scroller roller shaft R Scroller receiver L 4.
  • Page 69 ValueJet 1304　Service manual 5. Set the scroller receiver roller to the position B and C in the figure below. Make sure that the rollers are set on the appropriate position of the scroller receiver R (or L). 表 4-22 Part name...

  • Page 70: Replacement Of Board Base Section Components

    ValueJet 1304　Service manual 4.3 Replacement of Board Base Section Components This section describes replacement procedures of power board assembly, main board assembly, and cooling fan. CAUTION When you handle a circuit board, do not touch any elements on it with bare hands.

  • Page 71: Removing Main Board Bracket

    ValueJet 1304　Service manual (2) Replacing Cooling Fan (5V) 1. Remove the cooling fan (5V) cable from the clamp. 2. Remove the cooling fan (5V) connector. × 3. Remove the fan bracket screw (tapping screw M3 6, S cup: 2). 表 4-25...
  • Page 72 ValueJet 1304　Service manual CAUTION • Before replacing board or connecting/removing tape wire (FFC), unplug the power cable and leave the printer for a while. Or board may be damaged by overcurrent. • When connecting or removing the FFC type cables to the main board assembly connector, always pull or push the cables perpendicularly to the connector.
  • Page 73 ValueJet 1304　Service manual Table 4-26 Connectors to Main Board Assembly Connector # of pins Color Connect to Remarks White Power board assembly Connected to CN301 by using DC cable assembly. Black Operation panel unit assembly Black CR board assembly J203 Connected to J203 by using CR tape wire.
  • Page 74 ValueJet 1304　Service manual Table 4-26 Connectors to Main Board Assembly (Continued) Connector # of pins Color Connect to Remarks Natural HEATER CONT board color SODIMM 128MB 2. Remove the cable from the three clamps on the main board bracket. 3. Remove the following parts (if needed);...
  • Page 75 ValueJet 1304　Service manual × 4. Remove the board bracket-retaining screws (tapping screw M3 6, S tight cup: 5). 表 4-27 Part name Main board bracket Main board bracket-retaining screw × (tapping screw M3 6, S tight cup) 5. Slide the main board bracket to the right then lift from the front side and remove it.

  • Page 76: Removing Connector Panel And Cooling Fan

    4. Install the parameters and firmware by following the instructions in "7.3 Working with MUTOH Maintenance Engineer Assistant" p.7-8 "7.4 Working with MUTOH Service Assistance" p.7- 5. Perform adjustment on media edge sensor and the P_REAR sensor by following the instructions in "7.2 Adjustment Item"...

  • Page 77: Replacing Heater Cont Board Assembly

    ValueJet 1304　Service manual 4.3.4 Replacing HEATER CONT board assembly 1. Remove the cable from the five brackets at the top of the HEATER CONT board assembly. 表 4-29 Part name Board bracket Clamp 2. Remove the following connectors from the HEATER CONT board assembly.
  • Page 78 ValueJet 1304　Service manual Table 4-30 Connectors to HEATER CONT board assembly (Continued) Connector # of Color Connect to Remarks pins Unused Unused Unused Unused Unused Unused Unused White Main board assembly Connected to J46 by using power cable assembly between MAIN - CNT.
  • Page 79 ValueJet 1304　Service manual × 4. Remove the HEATER CONT board bracket-retaining screw (tapping screw M3 6, S tight cup: 4), and remove it. 表 4-31 Part name HEATER CONT board bracket HEATER CONT board bracket-retaining screw × (tapping screw M3 6, S tight cup) ×...

  • Page 80: Replacing Heater Relay Board Assembly

    ValueJet 1304　Service manual 4.3.5 Replacing HEATER RELAY board assembly 1. Remove the cable from the five clamps on the top of HEATER CONT board bracket. 表 4-33 Part name HEATER CONT board bracket Clamp 2. Remove the following connectors from the HEATER RELAY board assembly.
  • Page 81 ValueJet 1304　Service manual Table 4-34 Connectors to HEATER RELAY board assembly Connector # of Color Connect to Remarks pins Pre-thermistor White After-thermistor 3. Replace the AC cable assembly between CNT-RLY, and RLY_AC cable assembly. × 4. Remove the HEATER CONT board bracket-retaining screws (tapping screw M3 6 tight cup: 4), and remove the board bracket.

  • Page 82: Replacing Power Board Assembly

    ValueJet 1304　Service manual × 5. Remove the relay board assembly retaining screws (cup screw M3 6 white: 9). 表 4-36 Part name Relay board assembly Relay board assembly screw × (cup screw M3 6 white) 6. Replace the relay board assembly.
  • Page 83 ValueJet 1304　Service manual 1. Remove the following connector from the power board assembly. Table 4-37 Connectors to Power Board Assembly No. Connector No. # of pins Color Connect to Remarks CN301 White Main board assembly Connected to J1 by using DC cable assembly.
  • Page 84 ValueJet 1304　Service manual 4. Remove the three cables from clamp of the front side of HEATER-RELAY board bracket. 表 4-40 Part name HEATER-RELAY board bracket Clamp × 5. Remove the power board bracket-retaining screw (tapping screw M3 6 S tight cup).

  • Page 85: Replacing Fuse

    ValueJet 1304　Service manual × 6. Remove the power board assembly-retaining screw (cup screw M3 6 white: 9). 表 4-42 Part name Power board assembly Power board screw × (cup screw M3 6 white) 7. Replace the power board assembly. 8. To reassemble the unit, reverse the removal procedure.
  • Page 86 ValueJet 1304　Service manual 1. Pick up the fuse using a finger on the center of the part and remove it. 表 4-43 Part name Fuse 2. Replace the fuse. × 3. Remove the two screws (pan head small screw M4 6) retaining the noise filter to fuse AC cable assembly and fuse to terminal block AC cable assembly.
  • Page 87 ValueJet 1304　Service manual 7. Remove the protect cover on the top of terminal block, then remove the screws retaining the fuse to terminal block AC cable assembly to terminal block. 表 4-45 Part name Protect cover of terminal block Screws retaining the fuse to...

  • Page 88: Replacing Inlet Assembly

    ValueJet 1304　Service manual 4.3.8 Replacing Inlet Assembly NOTE Before replacing the inlet assembly, remove the following parts. • Media guide R2: "4.2.8 Removing Media Guide R2" p.4-17 (1) Removing Cooling Fan (24V) × 1. Remove the screw retaining the cooling fan (24V) (pan head small screw M 4 30: 2).
  • Page 89 ValueJet 1304　Service manual • When reassembling the cooling fan, spread the fan seal (shown in the diagram below) under the fan, then screw the fan on it 表 4-48 Part name Fan seal • Installation direction of the cooling fan assembly (sealing surface and cable pulling direction) is specified.
  • Page 90 ValueJet 1304　Service manual (2) Replacing Inlet Assembly × 1. Remove the inlet assembly-retaining screws (round head spring screw (finishing) M3 10: 2). 表 4-49 Part name Inlet assembly connector Inlet assembly Inlet assembly screw (round head spring screw × (finishing) M3 2.

  • Page 91: Replacement Of Pf Driving Section Components

    ValueJet 1304　Service manual 4.4 Replacement of PF Driving Section Components 4.4.1 Replacing PF Motor Assembly NOTE Before replacing parts in the PF motor assembly, remove the following covers. • L side cover: "4.2.3 Removing L Side Cover" p.4-10 • Media guide R2: "4.2.8 Removing Media Guide R2"...
  • Page 92 ValueJet 1304　Service manual × 3. Remove the screw (round head spring screw M3 6: 1) retaining PF encoder fixing board t2 to PF bracket, then remove the PF encoder fixing board t2. 表 4-53 Part name PF bracket Screws retaining PF encoder fixing board t2 (round head ×...
  • Page 93 ValueJet 1304　Service manual NOTE Move the PF speed reduction pulley with your hand to check if the PF speed reduction belt is equally balanced on the pulley center section of the PF motor assembly. 7. Perform adjustments by following the instructions in "7.2 Adjustment Item"...

  • Page 94: Replacing Pf_Enc Assembly

    ValueJet 1304　Service manual 4.4.2 Replacing PF_ENC Assembly NOTE Before replacing parts in the PF_ENC assembly, remove the following covers. • L side cover: "4.2.3 Removing L Side Cover" p.4-10 • Rear cover: "4.2.8 Removing Media Guide R2" p.4-17 1. Remove the PF_ENC assembly connectors from the main board assembly.

  • Page 95: Replacing Pf_Enc Scale

    ValueJet 1304　Service manual 4.4.3 Replacing PF_ENC Scale NOTE Before replacing parts in the PF_ENC scale assembly, remove the following parts. • L side cover: "4.2.3 Removing L Side Cover" p.4-10 × 1. Remove the ENC holder-retaining screw (tapping screw M3 6, P tight cup).

  • Page 96: Replacing Heater And Thermistor Assembly

    ValueJet 1304　Service manual 4.4.4 Replacing Heater and Thermistor Assembly (1) Replacing After-heater 1. Remove the media guide F. "4.2.7 Removing Media Guide F" p.4-16 2. Remove the connectors from both AFT_H relay assembly and AFT_T relay assembly. 3. Remove the after-heater and thermistor.
  • Page 97 ValueJet 1304　Service manual × 3. Remove the media guide stay b-retaining screw (cup screw M3 6 Ni-3 bk: 5), and remove the media guide stay b. 表 4-58 Part name Media guide stay b Media guide stay b-retaining × screw (cup screw M3 6 Ni-3 4.

  • Page 98: Replacement Of Cr Driving Section Components

    ValueJet 1304　Service manual 4.5 Replacement of CR Driving Section Components 4.5.1 CR Motor Assembly NOTE Before replacing parts in the CR motor assembly, remove the following covers. • R side cover: "4.2.1 Removing R Side Cover" p.4-6 • L side cover: "4.2.3 Removing L Side Cover"...

  • Page 99: Replacing Cr Origin Point Sensor

    ValueJet 1304　Service manual 6. Remove the screws retaining the CR motor assembly to the CR motor mounting material (cup screw M4 × 8: 4). 表 4-61 Part name CR motor mounting material CR motor screw × (cup screw M4 CR motor 7.
  • Page 100 ValueJet 1304　Service manual 2. Pull out the CR_HP cable assembly connector from the CR_HP sensor. 表 4-62 Part name Hook CR_HP sensor Connector 3. Release the hook retaining the CR_HP sensor, then remove the CR_HP sensor. 4. Replace the CR_HP sensor.

  • Page 101: Replacing Lever Sensor

    ValueJet 1304　Service manual 4.5.3 Replacing Lever Sensor NOTE Before replacing the lever sensor, remove the following covers. • R side cover: "4.2.1 Removing R Side Cover" p.4-6 1. Move down the pressure lever forward (downward). 2. Detach the lever sensor cable assembly connector from the lever sensor.

  • Page 102: Replacing T Fence

    ValueJet 1304　Service manual 4.5.4 Replacing T Fence NOTE Before replacing the T fence, remove the following covers. • R side cover: "4.2.1 Removing R Side Cover" p.4-6 • L side cover: "4.2.3 Removing L Side Cover" p.4-10 1. Remove the T fence spring from T fence spring hook on the L frame side.
  • Page 103 ValueJet 1304　Service manual CAUTION When removing the T fence, note the following. • Do not pull the T fence by force; the fence guide can be easily broken. • Pay attention not to damage or break the T fence. 3. Remove the T fence from the CR rail frame R hook on the R frame side, then pull it out toward the direction of the arrow in the diagram.
  • Page 104 ValueJet 1304　Service manual 6. Insert the T fence into the CR encoder assembly. 表 4-65 Part name T fence CR encoder assembly 7. Install the T fence to the fence guide. 表 4-66 Part name side view T fence Fence guide Slide the T fence in the order of arrows shown above to install.

  • Page 105: Replacing Cr Driven Pulley And Cr Belt

    ValueJet 1304　Service manual 4.5.5 Replacing CR Driven Pulley and CR belt NOTE Before replacing CR driven pulley assembly and CR belt, remove the following covers. • R side cover: "4.2.1 Removing R Side Cover" p.4-6 • L side cover: "4.2.3 Removing L Side Cover" p.4-10 •...
  • Page 106 ValueJet 1304　Service manual NOTE • Installation direction of the driven pulley shaft is specified.Thin shaft side faces down. Also refer to " " p.10-4. • After installing the CR driven pulley, move the carriage with your hand from side to side, and check if the CR belt is equally balanced on the pulley center section of the CR motor assembly.

  • Page 107: Replacing Pressure Arm Assembly

    ValueJet 1304　Service manual 4.5.6 Replacing Pressure Arm Assembly This section describes how to replace the pressure spring, pressure roller assembly, and pressure arm assembly. (1) Replacing Pressure Spring 1. Remove the spring attached to pressure bracket and pressure arm using spring hook, tweezers, or longnose pliers.

  • Page 108: Replacement Of Head Section Components

    ValueJet 1304　Service manual 4.6 Replacement of Head Section Components 4.6.1 Replacing Print Head NOTE • Before replacing the print head, remove the R side cover or the top cover. "4.2.1 Removing R Side Cover" p.4-6 "4.2.6 Removing Top Cover" p.4-15 1.
  • Page 109 ValueJet 1304　Service manual 5. Remove the CR board cover. × 8 W 6. Remove the cable cover L-retaining screw ( round head spring screw M3 sems ) (tapping screw × 8, S tight cup: 1). 表 4-70 Part name Cable cover L screw ×...
  • Page 110 ValueJet 1304　Service manual 9. While rotating the damper fixing material, remove the eight ink tubes from the damper fixing material hook. 表 4-72 Part name Ink tube Damper fixing material 10. Remove the damper fixing material. 11. Remove the eight damper assemblies connected to the print head that needs to be replaced, with a flat- head driver.
  • Page 111 ValueJet 1304　Service manual 表 4-73 Part name Flat-head driver insertion point Damper assembly × 12. Remove the damper locating material-retaining screw (round head spring screw M3 6 W sems: 2). 表 4-74 Part name Damper locating material Damper locating material screw ×...
  • Page 112 ValueJet 1304　Service manual 14. Remove the print head from the carriage. 表 4-75 Part name Print head Head tape wire 15. Remove the two head tape wire from the print head. CAUTION • The QR code label on the print head should be written down for later use or kept in a safe place.

  • Page 113: Replacing Print Head

    ValueJet 1304　Service manual 4.6.2 Replacing Cutter Holder Assembly Replacing Cutter Holder Assembly NOTE Before replacing parts in the cutter holder assembly, remove the following parts referring to the instructions shown below. Removing the cable cover L, R: refer to "4.6.1 Replacing Print Head" p.4-61 Removing the P_EDGE sensor, cutter sensor connector: refer to "4.10.1 Replacing CR Board...
  • Page 114 ValueJet 1304　Service manual Replacing Cutter Solenoid Assembly 1. Remove the cutter holder assembly. 2. Push the tab of the CR lock kicker with a sharp-pointed tool or a flat-head driver to remove the CR lock kicker. 表 4-77 Part name...
  • Page 115 ValueJet 1304　Service manual NOTE When installing the cutter solenoid, note the following. • Joint the cutter cap and the CR lock kicker, push down the cutter cap and the CR lock kicker together to install them onto the cutter holder.
  • Page 116 ValueJet 1304　Service manual Replacing Assembly CR_ENC 1. Remove the cutter holder assembly. × 2. Remove the CR_ENC assembly-retaining screw (round head spring screw M 3 8 W sems: 1). 表 4-79 Part name Mounting plate screw CR_ENC assembly CR_ENC assembly screw (round head spring screw M 3 ×...
  • Page 117 ValueJet 1304　Service manual × 2. Remove the P_EDGE sensor assembly-retaining screw (M3 6, P tight cup: 1). 表 4-80 Part name P_EDGE sensor assembly screw × 6, P tight cup) P_EDGE sensor assembly 3. Detach the cable from the three clamps.

  • Page 118: Replacement Of Maintenance Section Components

    ValueJet 1304　Service manual 4.7 Replacement of Maintenance Section Components 4.7.1 Removing Maintenance Base Assembly NOTE • When replacing the parts inside the maintenance assembly, make sure to clear the following counter parameters. • “Waste Ink” or “Cleaning”: "6.3.1 Counter Display Menu" p.6-4 •...
  • Page 119 ValueJet 1304　Service manual 2. Pull up the pressure lever. 表 4-82 Part name Pressure lever × 3. Remove the lock bracket-retaining screw (tapping screw M3 6, S cup tight: 1). 表 4-83 Part name Head lock-retaining screw × (tapping screw M3...
  • Page 120 ValueJet 1304　Service manual 表 4-84 Part name Motor relay connector Clamp 5. Remove the motor relay connector. 6. Remove the wiper phase sensor connector. 表 4-85 Part name Wiper phase sensor connector Pump unit × 7. Remove the maintenance base 1 front part-retaining screw (tapping screw M3 6, S tight cup: 2).
  • Page 121 ValueJet 1304　Service manual 表 4-86 Part name Maintenance base 1-retaining × screw (tapping screw M3 6, S tight cup) Maintenance base 2 × 8. Remove the maintenance base 1 rear part-retaining screw (tapping screw M3 6, S tight cup: 2).
  • Page 122 ValueJet 1304　Service manual 9. Hold the maintenance base 1 up and rotate it to remove as shown below. 10. To reassemble the unit, reverse the removal procedure. AP-74109 Rev 1.1 4-76...

  • Page 123: Replacing Maintenance Assembly

    ValueJet 1304　Service manual 4.7.2 Replacing Maintenance Assembly This section describes how to replace the maintenance assembly. Maintenance assembly consists of pump cap assembly, frame cap, cap slider, cap head, and cap spring. NOTE Before removing the pump cap assembly, remove the following parts.

  • Page 124: Replacing Cleaner Head (Cleaning Wiper)

    ValueJet 1304　Service manual 表 4-89 Part name Tube Drain guide 2 5. Attach the maintenance base 1 to where it is. 6. To reassemble the unit, reverse the removal procedure. 4.7.3 Replacing Cleaner Head (Cleaning Wiper) NOTE Before replacing the cleaner head, remove the following covers.
  • Page 125 ValueJet 1304　Service manual NOTE To remove the wiper, use the tweezers to unhook the lower hook of the wiper. Hook 2. Replace the cleaner head. 3. To reassemble the unit, reverse the removal procedure. NOTE When removing the cleaner head, note the following.

  • Page 126: Replacement Of Ink Supply Section Components

    ValueJet 1304　Service manual 4.8 Replacement of Ink Supply Section Components Four Ink Holder (I/H) assemblies are installed in this product. The replacement procedures for one of these I/H assemblies are explained in this section. NOTE Before replacing parts in the I/H assembly, remove the following covers.
  • Page 127 ValueJet 1304　Service manual 3. Take the removed sensor assembly cable off the clamp (2 points). 表 4-92 Part name Clamp I/H assembly 4. Remove the joint screw (M6) connecting the I/H assembly and the SUS pipe, and remove the o-ring inside.
  • Page 128 ValueJet 1304　Service manual NOTE When attaching the part, make sure the followings: • When tighten the joint screw, use the optional jig and pay attention to the fastening torque. "10.3 Jigs and Tools" p.10-3 • Used O-ring become deformed. Do not use the O-ring removed and attach the new one.

  • Page 129: Replacing Ink Holder (I/H) Assembly

    ValueJet 1304　Service manual 4.8.2 Replacing Ink Sensor Assembly NOTE Before replacing the ink ID sensor assembly, remove the following parts. • I/H assembly: "4.8.1 Replacing Ink Holder (I/H) Assembly" p.4-79 1. Detach the ink ID sensor assembly cable from the hooks (2 pieces) on the back of the I/H assembly.
  • Page 130 ValueJet 1304　Service manual 4. Release the tab of the frame assembly needle, push down and slide it sideways (see the directions of the arrows), then remove the cartridge frame assembly. 表 4-96 Part name Frame assembly needle Frame assembly needle tab ×...
  • Page 131 ValueJet 1304　Service manual 6. Replace the ink cable assembly. 7. To reassemble the unit, reverse the removal procedure. NOTE When reassembling the unit, note the following sensor fastening torque. • Ink NOT sensor: Slight overtorque may damage the parts. Gradually torque the sensor to avoid tightening it too much.

  • Page 132: Replacing Cover Sensor Assembly

    ValueJet 1304　Service manual 4.8.3 Replacing Cover Sensor Assembly NOTE Before replacing the cover sensor assembly, remove the parts as follows. "4.2.1 Removing R Side Cover" p.4-6 "4.2.3 Removing L Side Cover" p.4-10 × 1. Remove the screw retaining the sensor cover (L/R) to the frame (tapping screw M3 6, S tight cup: 1 per cover).
  • Page 133 ValueJet 1304　Service manual 3. Detach the cable from the cover (L/R) sensor cable-retaining clamp.(The diagram below shows the cover R sensor). 表 4-99 Part name Clamp Cover R sensor cable 4. Replace the cover sensor assembly. 5. To reassemble the unit, reverse the removal procedure.

  • Page 134: Replacing Heater Junction Board

    ValueJet 1304　Service manual 4.8.4 Replacing Heater Junction Board NOTE Before replacing the heater junction board, remove the parts as follows. "4.2.1 Removing R Side Cover" p.4-6 1. Remove the following connectors shown in the table below from the heater junction board.
  • Page 135 ValueJet 1304　Service manual Table 4-100 Connectors to Heater junction board Connector # of Color Connect to Remarks pins Unused Unused 2. Replace the power cable between CNT - JC and serial cable between MAIN - CNT. × 3. Remove the screw retaining the heater junction board (cup screw M3 6, white: 4).

  • Page 136: Replacement Of Frame Section Components

    ValueJet 1304　Service manual 4.9 Replacement of Frame Section Components 4.9.1 Replacing Suction Fan Assembly × 1. Remove the screw retaining the fan plate to the B frame (tapping screw M3 6, S tight cup: 3), then remove the suction fan assembly.

  • Page 137: Replacing P_Rear Sensor Assembly

    ValueJet 1304　Service manual × 40 4. Remove the suction fan assembly retaining-screw (round head spring screw M4 finishing (pan : 1) × 8: 1) head small screw M4 5. Replace the suction fan assembly 6. To reassemble the unit, reverse the removal procedure.

  • Page 138: Replacement Of Cable Guide Section Components

    ValueJet 1304　Service manual 表 4-105 Part name P_REAR sensor assembly × screw (cup screw M2 P_REAR sensor assembly PE sensor plate 5. Replace the P_REAR sensor assembly. 6. To reassemble the unit, reverse the removal procedure. 4.10 Replacement of Cable Guide Section Components 4.10.1 Replacing CR Board Assembly...
  • Page 139 ValueJet 1304　Service manual Table 4-106 Connectors to CR Board Assembly Connector # of Color Connect to Remarks pins J204 Print head Connected to J1. 31 pins Black J205 Print head Connected to J2. 31 pins Black J201 Main board assembly Connected to J11.

  • Page 140: Replacing Ink Tube

    ValueJet 1304　Service manual 4.10.2 Replacing Ink Tube NOTE Before replacing the ink tube, remove the following covers. • R side cover: "4.2.1 Removing R Side Cover" p.4-6 • I/H cover: "4.2.4 Removing Ink Holder (I/H) Cover" p.4-12 • Top cover: "4.2.6 Removing Top Cover"...
  • Page 141 ValueJet 1304　Service manual 表 4-109 Part name Tube guide Tube film guide retainer 4. Remove the CR board cover. Up to step 4 in "4.6.1 Replacing Print Head" p.4-61 5. Remove the CR tape wire from the CR board. 6. Remove the screw retaining the bearer mounting material and the bearer fixing material (tapping screw ×...
  • Page 142 ValueJet 1304　Service manual 表 4-111 Part name Joint screw (M6) F branch AP-74109 Rev 1.1 4-96...
  • Page 143 ValueJet 1304　Service manual 2. Loosen the joint screw (M6) connecting the ink tube and the cartridge pipe. 表 4-112 Part name Joint screw (M6) Cartridge pipe 3. Remove the ink tube. 4. Remove the following parts from the ink tube.

  • Page 144: Replacing Cr Tape Wire

    ValueJet 1304　Service manual 4.10.3 Replacing CR Tape Wire CAUTION • Before replacing board or connecting/removing tape wire (FFC), unplug the power cable and leave the printer for a while. Or board may be damaged by overcurrent. • When connecting or removing the FFC type cables to the CR board assembly connector, always pull or push the cables perpendicularly to the connector.
  • Page 145 ValueJet 1304　Service manual 3. Take the CR tape wire off the clamp (one point) nearby the R frame cable inlet (I/H assembly side). 表 4-114 Part name CR tape wire Clamp × 4. Remove the bearer holder-retaining screw (round head spring screw M3 6: 2), then remove the bearer holder.
  • Page 146 ValueJet 1304　Service manual 5. Remove the tube holder 1 and the tube holder 2. 表 4-116 Part name Tube holder 1 Tube holder 2 AP-74109 Rev 1.1 4-100...
  • Page 147 ValueJet 1304　Service manual 6. Remove the following parts from the I/H backing plate. • Tube guide film • Steel bearer assembly • CR cable (3 cables) 表 4-117 Part name Tube guide film Steel bearer CR cable 7. Replace the CR cable.

  • Page 148: Replacing Accessory Unit

    ValueJet 1304　Service manual 4.11 Replacing Accessory Unit 4.11.1 Replacing Level Switch (Waste Fluid) 1. Remove the level switch (waste fluid) from connector. 表 4-118 Part name Level switch (waste fluid) VJ16 Connector 2. Remove the level switch (waste fluid) from the cap of the waste fluid bottle assembly.

  • Page 149: Replacing Take Up Unit

    ValueJet 1304　Service manual 4.12 Replacing Take Up Unit This section describes the procedure to replace the Take Up unit. NOTE Have two or more people to replace the part of take up unit. 4.12.1 Removing Tension Arm × 1. Remove the two screws (hexagon socket pan flat head M4 8) retaining tension arm R.
  • Page 150 ValueJet 1304　Service manual NOTE If the scroller is not in an horizontal position after the installation, loosen the fixing screw for scroller height. Loosen the screw for scroller height adjustment to adjust the horizontal balance. Part name Take up Unit...

  • Page 151: Removing Take Up Unit Fixing Plate

    ValueJet 1304　Service manual 4.12.2 Removing Take Up Unit Fixing Plate × 1. Remove the screws (hexagon socket head bolt M4 10: 4 pieces) that retain the take up unit fixing plate on the origin side. 表 4-121 Part name Take up fixing bracket...

  • Page 152: Removing Take Up Unit Cover

    ValueJet 1304　Service manual × 5. Remove the screws (hexagon socket head bolt M4 10: 4 pieces) that retain take up fixing plate on the opposite of the origin side. 表 4-123 Part name Take up base L Screw that retains the take up unit fixing plate (hexagon socket ×...
  • Page 153 ValueJet 1304　Service manual 表 4-125 Part name Rubber foot Screws that retain the rubber × foot (pan head small screw M3 4-107 AP-74109 Rev 1.1...
  • Page 154 ValueJet 1304　Service manual 3. Detach the lever from the release cam. 表 4-126 Part name Release cam Lever × 4. Remove the screws (binding head small screw M3 5: 7 pieces) that retain the take up unit cover. 表 4-127...

  • Page 155: Replacing Scroller

    ValueJet 1304　Service manual 4.12.4 Replacing Scroller (1) Replacing Holding Roller 1. Remove the E ring (E-6) that retains the holding roller using a driver. 表 4-128 Part name holding roller E ring that retains the holding roller (E-6) 2. Remove the holding roller and the bearing.

  • Page 156: Replacing Vj Take Up Unit Cnt Board Assembly

    ValueJet 1304　Service manual (3) Replacing Drive Collar × 1. Remove the screws (round head spring screw M3 8: 2 pieces) that retain the drive collar on the take up unit scroller (left). 表 4-130 Part name Drive collar Screws that retain the drive collar (round head spring screw ×...
  • Page 157 ValueJet 1304　Service manual 2. Detach the motor cable, W_ON sensor relay assembly and the W_OFF sensor relay assembly from the connector to the VJ take up unit CNT board assembly that appears. 表 4-132 Part name VJ take up unit CNT board...
  • Page 158 ValueJet 1304　Service manual (2) Replacing VJ Take Up Unit CNT Board Assembly NOTE Remove the screw that retains the board chassis. "(1) Removing Board Chassis" p.4-109 1. Remove the cable of the DC cable assembly and the VJ take up unit SW board assembly from the connector to the VJ take up unit CNT board assembly.
  • Page 159 ValueJet 1304　Service manual (3) Replacing Power Board Assembly (of take up unit section for foreign use) NOTE Remove the screws that retains the board chassis before replacing the power board assembly. "(1) Removing Board Chassis" p.4-109 1. Detach the AC cable assembly and the DC cable assembly from the connector to the power board assembly (of take up unit section for foreign use).
  • Page 160 ValueJet 1304　Service manual (4) Replacing VJ Take Up Unit SW Board Assembly NOTE Remove the screws that retains the board chassis before replacing the VJ take up unit SW board assembly. "(1) Removing Board Chassis" p.4-109 1. Detach the cable of the VJ Take Up Unit SW Board Assembly from the connector to the VJ take up unit CNT board assembly.
  • Page 161 ValueJet 1304　Service manual × 3. Remove the screws (pan head small screw M3 8: 4 pieces) that retain the VJ take up unit SW board assembly on the SW mounting plate. 表 4-139 Part name VJ take up unit SW board...
  • Page 162 ValueJet 1304　Service manual (5) Replacing AC Cable Assembly NOTE Remove the screws that retains the board chassis before replacing the AC cable assembly. "(1) Removing Board Chassis" p.4-109 1. Remove the cable of the VJ take up unit SW board assembly from the connector to the VJ take up unit CNT board assembly.
  • Page 163 ValueJet 1304　Service manual (6) Replacing DC Cable Assembly NOTE Remove the screws that retains the board chassis before replacing the DC cable assembly. "(1) Removing Board Chassis" p.4-109 1. Remove the screws that retain the DC cable assembly on the board chassis (round head spring screw ×...

  • Page 164: Replacing Cr_Hp Sensor, Lever Sensor

    ValueJet 1304　Service manual 4.12.6 Replacing CR_HP Sensor, Lever Sensor (1) Replacing W_ON Sensor Relay Assembly, W_OFF Sensor Relay Assembly NOTE Remove the screws that retains the board chassis before replacing W_ON sensor relay assembly or W_OFF sensor relay assembly. "(1) Removing Board Chassis" p.4-109 1.
  • Page 165 ValueJet 1304　Service manual (2) Replacing CR_HP Sensor, Lever Sensor NOTE Remove the screws that retains the board chassis before replacing the CR_HP sensor or the lever sensor. "(1) Removing Board Chassis" p.4-109 1. Remove the cable of the W_ON sensor relay assembly and W_OFF sensor relay assembly from the connector to the VJ take up unit CNT board assembly.
  • Page 166 ValueJet 1304　Service manual 3. Detach the W_ON sensor relay assembly and the W_OFF sensor relay assembly from the CR_HP sensor and lever sensor. 表 4-148 Part name CR_HP sensor, the lever sensor W_ON sensor relay assembly, W_OFF sensor relay assembly 4.

  • Page 167: Replacing Peripheral Devices Of Vj Take Up Unit Motor Assembly

    ValueJet 1304　Service manual 4.12.7 Replacing Peripheral Devices of VJ Take Up Unit Motor Assembly (1) Replacing Drive Roller × 1. Remove the flat head screws (set screw (top cup point) M4 6: 2 pieces) that retain the drive roller on the drive axis C.
  • Page 168 ValueJet 1304　Service manual × 1. Remove the screws (round head spring screw finishing M4 10: 3 pieces) that retain the motor mounting plate on the right of the inside chassis. 表 4-151 Part name Motor mounting plate Screws that retain the motor mounting plate (round head ×...
  • Page 169 ValueJet 1304　Service manual 6. To reassemble the unit, reverse the removal procedure. 4-123 AP-74109 Rev 1.1...
  • Page 170 ValueJet 1304　Service manual AP-74109 Rev 1.1 4-124...
  • Page 171 ValueJet 1304　Service manual 5 Self-Diagnosis Mode Introduction ..................... 5- 4 Preparation ....................5- 4 5.2.1 Preparations on Machine ............... 5-4 5.2.2 Starting Up ..................5-5 Operations in Self-Diagnosis Mode ............5- 6 5.3.1 Operating Self-Diagnosis Mode ............. 5-6 5.3.2 Diagnosis Items in Self-Diagnosis Menu ........5-8 Platen Adjustment Menu ..............
  • Page 172 ValueJet 1304　Service manual 5.7.5 Voltage Adjustment ..............5-33 5.7.6 Uni-D / Bi-D Low and High Adjustment ........5-36 5.7.7 Side Margin Adjustment Menu ............. 5-42 5.7.8 Test Printing Menu ............... 5-43 5.7.9 HeadWash Menu................5-44 5.7.10 Software Counter Initialization Menu..........5-45 5.7.11 Feed Pitch Check Menu ...............
  • Page 173 ValueJet 1304　Service manual 5.13.5 General Endurance Menu............5-72 5.13.6 Endurance Running Check Menu ..........5-73 5.14 Media Feed Menu .................. 5- 73 5.15 ExControl Menu ..................5- 74 5.15.1 Version..................5-74 5.15.2 Sensor ..................5-75 5.15.3 Heater ..................5-76 5.15.4 History..................5-76 5.16 PaperInitial Menu ..................

  • Page 174: Introduction

    ValueJet 1304　Service manual 5.1 Introduction This chapter provides information on the self-diagnosis function. The self-diagnosis function adjusts the printing accuracy. It is used in the manufacturing process, adjustment, and maintenance. The self-diagnosis function is implemented in the system firmware. All functions are available from the operation panel.

  • Page 175: Starting Up

    ValueJet 1304　Service manual 5.2.2 Starting Up To use the self-diagnosis function, you must first call up the self-diagnosis menu on the operation panel. The self-diagnosis menu is completely independent of the normal operation mode and self-diagnosis display mode. To call up the self-diagnosis menu, follow the steps below.

  • Page 176: Operations In Self-Diagnosis Mode

    ValueJet 1304　Service manual 5.3 Operations in Self-Diagnosis Mode This section explains how to operate in the self-diagnosis mode as well as providing the list of available diagnosis items. 5.3.1 Operating Self-Diagnosis Mode Follow the operation flow shown below to operate the self-diagnosis mode.
  • Page 177 ValueJet 1304　Service manual 4. To quit the diagnosis, press [Cancel] key in the operation panel. The system returns to an upper hierarchy of the diagnosis menu. 5. To exit the self-diagnosis menu, press [Power] key. AP-74109 Rev 1.1...

  • Page 178: Diagnosis Items In Self-Diagnosis Menu

    ValueJet 1304　Service manual 5.3.2 Diagnosis Items in Self-Diagnosis Menu The self-diagnosis menu includes the following diagnosis items. Diagnosis item Contents Reference Platen Adjustment Performs temperature setting for the pre-heater and platen "5.4 Platen ° Menu heater to 30 Adjustment Menu"...
  • Page 179 ValueJet 1304　Service manual [<] key [Enter] key Platen Adjustment Me [Cancel] key [>] key [<] key [Enter] key Inspenction Menu [Cancel] key [<] key [>] key [Enter] key Ink Charging Menu [Cancel] key [>] key [<] key [Enter] key Adjustment Menu [Cancel] key [<] key...

  • Page 180: Platen Adjustment Menu

    ValueJet 1304　Service manual 5.4 Platen Adjustment Menu ° In the platen adjustment menu, you can set the temperature of the pre-heater and platen heater to 30 Parts assembly and adjustment should be done in the condition. * This item displays platen temperature only.

  • Page 181: Inspection Menu

    ValueJet 1304　Service manual 5.5 Inspection Menu In the inspection menu, you can perform various inspections on the circuit boards, sensors, and fans. The inspection menu includes the following diagnosis items. Table 5-1 Diagnosis Items for Inspection Menu Diagnosis Contents Reference...

  • Page 182: Memory Size Menu

    ValueJet 1304　Service manual [<] key [Enter] key Ram Capacity Menu [Cancel] key [>] key [<] key [Enter] key Version Menu [Cancel] key [<] key [>] key [Enter] key Panel Menu [Cancel] key [>] key [<] key [Enter] key Sensor Menu [Cancel] key [>] key...

  • Page 183: Version Menu

    ValueJet 1304　Service manual 5.5.2 Version Menu This menu displays the following contents about the firmware and MAIN board assembly. • Firmware version • Backup parameter version • Setting of dip switches of MAIN board assembly • Revision of MAIN board assembly •...

  • Page 184: Operation Panel Menu

    ValueJet 1304　Service manual 5.5.3 Operation Panel Menu This menu is used to check the functions of the operation panel keys, LCD, and LEDs. (1) Operation Panel Key Check When you press a key in the operation panel, the name of the key is displayed on the LCD. To exit the operation panel key check, press [Cancel] key twice.

  • Page 185: Sensor Menu

    ValueJet 1304　Service manual 5.5.4 Sensor Menu This menu displays the sensor status on the operation panel. If the displayed sensor status does not match the actual machine status, replace or adjust the relevant sensor referring to the table below. Table 5-2 Inspection Items in Sensor Menu...
  • Page 186 ValueJet 1304　Service manual [<] key CR_HP Sensor [>] key [<] key Waste Fluid Tank Sensor [>] key [<] key Wiper Sensor [>] key [<] key Cover Sensor [>] key [<] key Lever Sensor [>] key [<] key P_EDGE Sensor [<] key [>] key...

  • Page 187: Encoder Menu

    ValueJet 1304　Service manual 5.5.5 Encoder Menu This menu displays the detected values from the following encoders. • CR_ENC (Carriage) • PF_ENC (Media feed) NOTE For the encoder-detected values, the encoder pulse numbers are displayed in hexadecimal number. [<] key CR_ENC [<] key...

  • Page 188: History Menu

    ValueJet 1304　Service manual 5.5.7 History Menu This menu is used to check maintenance history and serious error history. This menu is used to check maintenance history and serious error history and to initialize serious error history. [<] key Maintenance history [>] key...
  • Page 189 ValueJet 1304　Service manual [<] key Frequenc of the wiper blade used [>] key [<] key CR Motor driving (Unit : Operation count) (Ink tube reciprocating count and the function) [>] key [<] key PF Motor driving (Unit : 10m) [<] key [>] key...
  • Page 190 ValueJet 1304　Service manual (2) Serious Error History Indicates serious error history. NOTE • The serious error history does not include CPU error. • The serious error history menu indicates the history up to 64. [<] key [>] key [<] key [>] key...

  • Page 191: Head Waveform Menu

    ValueJet 1304　Service manual 5.5.8 Head Waveform Menu This menu is used to check the head-driving waveform. * This function is used in factory only. NOTE • SHOT COUNT can be selected from 1 to 655. • Magnification can be selected from the range of x1 - 100000. Nozzle can be selected among A - H and ALL.

  • Page 192: Ink Charging Menu

    ValueJet 1304　Service manual 5.6 Ink Charging Menu In the ink charging menu, you can charge ink. The ink charging menu includes the following items. Table 5-3 Ink Charging menu Charging item Contents InkCharge Performs initial ink charging. LittleCharge Performs a small amount of ink charging.

  • Page 193: Adjustment Menu

    ValueJet 1304　Service manual 5.7 Adjustment Menu In this menu, you can align the printing position and correct the media feed operation. The adjustment menu includes the following diagnosis menus. Table 5-4 Diagnosis Items in Adjustment Menu Diagnosis item Contents Reference...

  • Page 194: Uni-D / Bi-D Adjustment High

    ValueJet 1304　Service manual Table 5-4 Diagnosis Items in Adjustment Menu (Continued) Diagnosis item Contents Reference HeadWash Cleans the tubes and heads using cleaning liquid. "5.7.9 HeadWash Menu" p.5-44 Software counter Clears various software counters. "5.7.10 Software initialization Counter Initialization Menu" p.5-45 Feed amount check Used to check the media feed amount per band.

  • Page 195: Cr Return Position Adjustment Menu

    ValueJet 1304　Service manual 5.7.1 CR Return Position Adjustment Menu In this menu, you can adjust the CR return position (near end position of the carriage) on the origin side. “CR Return: Check” moves the carriage three times.. “CR Return: Input” adjusts the return position of the carriage.

  • Page 196: Head Nozzle Check Menu

    ValueJet 1304　Service manual 5.7.2 Head Nozzle Check Menu In this menu, you can check if the head nozzles that has been charged can discharge ink correctly by printing a sample printing. To check the head nozzle, follow the steps below.
  • Page 197 ValueJet 1304　Service manual 4. If any abnormal conditions are found in the ink discharge status of the head nozzles, perform cleaning. "5.8 Cleaning Menu" p.5-48 5. After cleaning, make the machine print out head nozzle check patterns again. Media set...

  • Page 198: Skew Check Menu

    ValueJet 1304　Service manual 5.7.3 Skew Check Menu Feed the paper to check the skew size using sensor. When you select this item from the Adjustment Menu, the printer feeds the loaded media by one pass and checks difference of the media edge positions before and after the media feed detected by the sensor.

  • Page 199: Head Slant Check Menu

    ValueJet 1304　Service manual 5.7.4 Head Slant Check Menu Table 5-6 Head Slant Items Items Contents Head slant: slant Head slant check: horizontal direction Head slant: vertical Head slant check: vertical direction (1) Horizontal Direction Checking This menu prints out a sample printing to check for head slant in the horizontal direction.
  • Page 200 ValueJet 1304　Service manual 4. If any head slant is found, perform mechanical adjustment. "7.7 Head Alignment (Horizontal Height)" p.7-36 5. After mechanical adjustment, make the machine print out head nozzle check patterns again. Display during adjustment printing Finish printing [<] key Finishes printing [<] key...
  • Page 201 ValueJet 1304　Service manual 4. If any head slant is found, perform mechanical adjustment. "7.8 Head Alignment (Vertical Slant)" p.7-38 5-31 AP-74109 Rev 1.1...
  • Page 202 ValueJet 1304　Service manual 5. After mechanical adjustment, make the machine print out head nozzle check patterns again. Display during adjustment printing Finish printing [<] key Finishes printing [<] key [>] key Outputs pattern [>] key AP-74109 Rev 1.1 5-32...

  • Page 203: Voltage Adjustment

    ValueJet 1304　Service manual 5.7.5 Voltage Adjustment This menu is used to adjust the voltage of VSD 3 small dot so that the print position will be corrected. Check the small dot is on the center of the middle dots in the CR direction.
  • Page 204 ValueJet 1304　Service manual The following figure shows a case for 240 CW. [Enter] key If media is not set Media set If head gap is PG-Low Change head gap (to PG-Low) If the temperature of the pre-heater and platen heater is below 42 C...
  • Page 205 ValueJet 1304　Service manual A: Print direction B: Adjust the voltage so that the small dot printed positions (shown as dot-line) are the same with the middle dot printed positions (in the CR direction). C: Executed adjustment item is printed like this.

  • Page 206: Uni-D / Bi-D Low And High Adjustment

    ValueJet 1304　Service manual 5.7.6 Uni-D / Bi-D Low and High Adjustment Adjusts the gap of the print heads (in the CR moving direction) when the head is in the PG Low or High and the print position of the head in repeatability printing.
  • Page 207 ValueJet 1304　Service manual 3. Check the printed pattern of CW adjustment. • The following shows a case for Uni-D Low 240B Print. Prints the pattern in the order of 1A to 4B. Uni-Lo 240CPS 4B 4A 3B 3A 2B 2A 1B A: Media feed direction B: Adjust the setting value so that these point matches.
  • Page 208 ValueJet 1304　Service manual C: Executed adjustment item is printed like this. Bi-D 240: Bi- Lo/Hi 240 CPS Bi-D 320: Bi- Lo/Hi 320 CPS Bi-D 240B: Bi- Lo/Hi 240 CPS Banner Bi-D 320B: Bi- Lo/Hi 320 CPS Banner * Either “Lo” or “Hi” is displayed at where explained as “Lo/Hi” above.
  • Page 209 ValueJet 1304　Service manual Check the print patterns of origin, center, and opposite side to adjust the gap equally. If any abnormal conditions are found, identify the gap of the print positions and enter it as the CW adjustment parameter. After that, print test pattern again as necessary.
  • Page 210 ValueJet 1304　Service manual (1) A case for “Print1” or “Print2” is selected. * The sample image is in common with Bi-D and Uni-D. Select “Print2” when adjusting Print 2 If media is not set Media set If head gap is PG-High...
  • Page 211 ValueJet 1304　Service manual If Bi-D is selected, the parameter input process is as shown below. (The following shows a case for “Bi-D 240 - Setup” is selected.) [<] key Press [Setting/Value+] or [Setting/Value-] key to change unit to pulse 1 pulse = 1/2880 inch [>] key...

  • Page 212: Side Margin Adjustment Menu

    ValueJet 1304　Service manual 5.7.7 Side Margin Adjustment Menu This menu is used to adjust the printing margins. To adjust the margins, follow the steps below. 1. Set media as necessary. 2. The printer detects the media size and the size is displayed on the operation panel.

  • Page 213: Test Printing Menu

    ValueJet 1304　Service manual 5.7.8 Test Printing Menu In this menu, you can print out adjustment patterns for checking various adjustment items. The actual procedure is as follows. 1. Set media as necessary. 2. After media is set, the machine prints out the following test printings.

  • Page 214: Headwash Menu

    ValueJet 1304　Service manual 5.7.9 HeadWash Menu This menu is used to purge ink and clean the heads at the end of the manufacturing process and before print head replacement. The actual procedure is as follows. 1. Press [Enter] key in the operation panel to determine the Head Cleaning Menu.

  • Page 215: Software Counter Initialization Menu

    ValueJet 1304　Service manual 5.7.10 Software Counter Initialization Menu This menu is used to initialize the software counters such as the waste ink counter. NOTE The counters are initialized before delivery. Do not initialize them during maintenance. The software counters that can be initialized through this menu are as follows.

  • Page 216: Feed Pitch Check Menu

    ValueJet 1304　Service manual 5.7.11 Feed Pitch Check Menu In this menu, you can check the media feed amount for one band by reviewing a sample printing.There is no adjustment items. To check the feed pitch, follow the steps below. 1. Set media as necessary.

  • Page 217: Solid Print Menu

    ValueJet 1304　Service manual 5.7.12 Solid Print Menu This menu is used to print solid print patterns with head on both ends. • Print pattern Specified color nozzles of both series A and B Nozzles for series B only Nozzles for series A only...

  • Page 218: Cleaning Menu

    ValueJet 1304　Service manual 5.8 Cleaning Menu In this menu, you can clean ink from the print heads. The cleaning menu includes the following diagnosis items. Table 5-10 Diagnosis Items in Cleaning Menu Diagnosis item Contents Economy Performs economy cleaning. Normal Performs normal cleaning.

  • Page 219: Sample Printing Menu

    ValueJet 1304　Service manual 5.9 Sample Printing Menu This menu prints out a sample printing. The sample printing menu includes the following items. Table 5-11 Diagnosis Items in Sample Printing Menu Diagnosis item Contents Adjustment pattern ALL Prints adjustment pattern. Parameter ALL Prints out the set values of various adjustment items.

  • Page 220: Adjustment Pattern All

    ValueJet 1304　Service manual 5.9.1 Adjustment pattern ALL Confirms printing and prints adjustment pattern. If media is not set Media set If head gap is PG-Low Change head gap (to PG-Low) If the temperature of the preheater and platen heater is below 42 C Finish warm-up [>]key...

  • Page 221: Dot Pattern

    ValueJet 1304　Service manual 5.9.4 Dot pattern Prints dot diameter check pattern [<] key [>] key [<] key [>] key [<] key [>] key [<] key [>] key [<] key [>] key [<] key [>] key [<] key [<] key [>] key [>] key...

  • Page 222: Time Check

    ValueJet 1304　Service manual 5.10 Time Check Confirms the date and time controlled by RTC (Real Time Clock) on the MAIN board assembly. NOTE You cannot set the date and time using this menu. In that case, use the time setting function of “MUTOH Maintenance Engineer Assistant”.

  • Page 223: Parameter Initialization Menu

    ValueJet 1304　Service manual 5.11.1 Parameter Initialization Menu This menu initializes the adjustment parameters. The parameters that can be initialized through this menu are as follows. • Uni-D / Bi-D parameter, wiper, CR motor, PF motor, pump, waste ink • Initialization of all items [Enter] [<] key...
  • Page 224 ValueJet 1304　Service manual (1) Voltage Offset This menu updates the voltage offset parameter (VSD3 small dot). Table 5-13 Voltage offset item Items Contents 240 CW Adjusts the VSD 3-S at 240 cps / CW printing. 240 CCW Adjusts the VSD 3-S at 240 cps / CCW printing.
  • Page 225 ValueJet 1304　Service manual (2) Uni-D / Bi-D Low This menu updates the Uni-D / Bi-D adjustment parameter. or “Update 3: Uni/Bi High” [<] key [>] key [<] key [<] key [>] key [<] key [>] key [>] key [<] key [>] key...

  • Page 226: Parameter Update Menu

    ValueJet 1304　Service manual 5.11.2 Parameter Update Menu This menu updates the adjustment parameters. The parameters that can be updated through this menu are as follows. NOTE The updated parameters will not be stored in the flash memory unless the system power is turned OFF.
  • Page 227 ValueJet 1304　Service manual (1) Head Rank This menu updates the head rank parameters. The head rank is used to determine the print head driving voltage and correct the head temperature. After head rank is entered, the system shifts to the Ink Charge Menu.
  • Page 228 ValueJet 1304　Service manual (2) Voltage Offset This menu updates the voltage offset parameter (VSD3 small dot). Table 5-14 Voltage offset item Items Contents 240 CW Adjusts the VSD 3-S at 240 cps. CW printing. 240 CCW Adjusts the VSD 3-S at 240 cps. CCW printing.
  • Page 229 ValueJet 1304　Service manual (3) Uni-D / Bi-D Low and High This menu updates the Uni-D / Bi-D adjustment parameter. or “Update 4: Uni/Bi High” [<] key [>] key [<] key [<] key [>] key [<] key [>] key [>] key [<] key...
  • Page 230 ValueJet 1304　Service manual (The following shows a case for “Uni-D 240” is selected.) If any parameter has been changed [<] key [Enter] key [>] key [<] key [>] key [<] key [>] key [<] key [>] key [<] key [>] key [<] key...
  • Page 231 ValueJet 1304　Service manual (5) Ink Not-filled Flag This updates the ink parameter. The setting items are as follows. • User/: Charge; Cleaned, Ink not charged • User/Init:Not Charge; Not Cleaned, Ink not charged • User/Init:Charge; Cleaned, Ink charged Change the value by pressing [+] or [-] key ”User/...
  • Page 232 ValueJet 1304　Service manual (6) Serial Number Entry This is for entering the serial number. Enter Serial Number (digit by digit) [<] key [>] key [>] key [<] key [>] key [<] key [>] key [<] key [<] key [>] key [>] key...
  • Page 233 ValueJet 1304　Service manual (7) Debug Bit update Updates the debug bit. This is a trial function for firmware. • Debug bit is displayed as a binary number. The factory-setting value and default value are as follows. • Factory-setting value: 000000 •...

  • Page 234: Servo Setting

    ValueJet 1304　Service manual 5.12 Servo Setting Changes the servo setting. * Do not change the parameters. This menu is basically for checking printer trouble (noise or vibration) and print quality. Table 5-15 Servo setting item Items Contents 240 cps CW...
  • Page 235 ValueJet 1304　Service manual [>] key [<] key [>] key [<] key [>] key [<] key [>] key [<] key [Enter] key When selecting 240cps CW [<] key [>] key [<] key [<] key [>] key [>] key [<] key [<] key [>] key...
  • Page 236 ValueJet 1304　Service manual The initial set value for each item is shown below. If the speed is same, the initial value for CW and for CCW will be the same. Table 5-17 Initial value for Servo setting Items Initial value...

  • Page 237: Endurance Running Menu

    ValueJet 1304　Service manual 5.13 Endurance Running Menu Performs endurance running of mechanicals and the head. The endurance running menu includes the following items. Table 5-18 Diagnosis Items in Endurance Running Menu Diagnosis item Contents Reference CR motor Performs carriage stroke.

  • Page 238: Cr Motor Endurance Menu

    ValueJet 1304　Service manual 5.13.1 CR Motor Endurance Menu This menu performs endurance running for the CR motor. You can operate the carriage stroke according to your desired settings. The available settings are shown below. Table 5-19 Set Items in CR Motor Endurance Menu...

  • Page 239: Pf Motor Endurance Menu

    ValueJet 1304　Service manual 5.13.2 PF Motor Endurance Menu This menu performs endurance running for the PF motor. You can drive the PF motor according to your desired settings. The available settings are shown below. Table 5-20 Set Items in PF Motor Endurance Menu...

  • Page 240: Pump Endurance Menu

    ValueJet 1304　Service manual 5.13.3 Pump Endurance Menu This menu performs endurance running for the pump motor assembly. You can drive the pump motor assembly according to your desired settings. The available settings are shown below. Table 5-21 Set Items in Pump Motor Assembly Endurance Menu...

  • Page 241: Print Head Endurance (Nozzle Print) Menu

    ValueJet 1304　Service manual The pump endurance running sequence is as follows. 1. Pump endurance running starts. 2. Pump phase detection is performed. 3. Rotates with the specified suction speed. This rotation is counted as one cycle. Step 2 above is repeated the number of times specified as follows.

  • Page 242: General Endurance Menu

    ValueJet 1304　Service manual 5.13.5 General Endurance Menu This menu performs the general endurance running. You can operate various driving systems according to your desired settings. The available settings are shown below. Table 5-23 Set Items in General Endurance Menu Set item...

  • Page 243: Endurance Running Check Menu

    ValueJet 1304　Service manual 5.13.6 Endurance Running Check Menu In this menu, you can confirm the number of endurance running cycles that have been already finished. The number of endurance running cycles is stored in NVRAM in the system. Therefore, even if a serious error occurs during endurance running, you can confirm the number of finished cycles just before the occurrence of the serious error.

  • Page 244: Excontrol Menu

    ValueJet 1304　Service manual 5.15 ExControl Menu In this menu, you can diagnose the equipment on the controller board. Table 5-24 Controller Board Check Item Items Contents Remark Version Firmware, board revision Sensors Pre-heater thermistor, platen heater thermistor 1 and 2,...

  • Page 245: Sensor

    ValueJet 1304　Service manual 5.15.2 Sensor The status of the following sensors on the controller board is displayed. • Pre-heater thermistor sensor • Platen heater thermistor sensor 1 and 2 • After-thermistor sensor • Ink ID for each ink sensor •...

  • Page 246: Heater

    ValueJet 1304　Service manual 5.15.3 Heater In this menu, you can check whether pre-heater, platen heater, and after-heater works properly or not. The ° printer sets the temperature at 50 C and controls the selected heater process. Press [Cancel] key to stop the operation.

  • Page 247: Paperinitial Menu

    ValueJet 1304　Service manual 5.16 PaperInitial Menu In this menu, you can set the media detection method in the self-diagnosis mode. The default value is the same as the one in the normal operation mode. Select either Top & Width / Width / Off. When Off is selected, you can set the media width in the media width setting menu.
  • Page 248 ValueJet 1304　Service manual AP-74109 Rev 1.1 5-78...
  • Page 249 ValueJet 1304　Service manual 6 Maintenance Mode 2 Introduction ..................... 6- 2 Operations in Maintenance Mode 2............6- 2 6.2.1 Starting Up the Maintenance Mode 2 ..........6-2 6.2.2 Operating Maintenance Mode 2............. 6-3 Maintenance Menu.................. 6- 3 6.3.1 Counter Display Menu ..............6-4 6.3.2 Counter Initialization Menu ............

  • Page 250: Operations In Maintenance Mode

    ValueJet 1304　Service manual 6.1 Introduction This chapter provides information on the maintenance mode2. The maintenance mode2 provides the user with functions of displaying and initializing the life counters. It is used in the manufacturing process, adjustment, and maintenance. The maintenance mode2 is implemented in the system firmware. All functions are available from the operation panel.

  • Page 251: Operating Maintenance Mode

    ValueJet 1304　Service manual 6.2.2 Operating Maintenance Mode 2 "5.3 Operations in Self-Diagnosis Mode" p.5-6 6.3 Maintenance Menu The maintenance menu includes the following diagnosis items. Table 6-1 Diagnosis Items in Maintenance Menu Diagnosis item Contents Reference Counter: Indication Displays the life counter "6.3.1 Counter Display...

  • Page 252: Counter Display Menu

    ValueJet 1304　Service manual 6.3.1 Counter Display Menu This menu displays the life counters. It consists of the following diagnosis items. NOTE All life counters are displayed in decimal number. Table 6-2 Diagnosis Items in Counter Display Menu Diagnosis item Contents Used Ink K Displays the ink consumption (K) counter.
  • Page 253 ValueJet 1304　Service manual [<] key Ink consumption (K) counter [<] key [>] key Ink consumption (C) counter [<] key [>] key Ink consumption (M) counter [>] key [<] key Ink consumption (Y) counter [<] key [>] key Total number of printed copies [<] key...

  • Page 254: Counter Initialization Menu

    ValueJet 1304　Service manual 6.3.2 Counter Initialization Menu This menu initializes the life counters. The parameters that can be initialized in this menu are as follows. Table 6-3 Diagnosis Items in Counter Initialization Menu Diagnosis item Contents Print Num. Initializes the total print counter.
  • Page 255 ValueJet 1304　Service manual [Enter] [<] key [>] key [<] key [<] key [>] key [<] key [>] key [>] key [<] key [>] key [<] key [>] key [<] key [<] key [>] key [>] key [<] key [<] key [>] key...

  • Page 256: Counter Print Menu

    ValueJet 1304　Service manual 6.3.3 Counter Print Menu This menu prints the life counter values. [Enter] key After media is set 6.3.4 Media Feed Menu This menu feeds media into the printer frontward or backward. The mechanical initialization should be performed, if it is not performed yet.
  • Page 257 VJ-1304 QUICK REFERENCE Adjustment Introduction ..................... 7- 3 Adjustment Item..................7- 3 Working with MUTOH Maintenance Engineer Assistant..... 7- 8 7.3.1 Parameter Backup ............... 7-12 7.3.2 Jigs and Tools................7-12 7.3.3 Required Environment ..............7-12 7.3.4 Receiving Parameters..............7-19 7.3.5 Firmware Installation..............7-21 7.3.6 Sending Parameters ..............
  • Page 258 ValueJet 1304　Service manual 7.10.1 Jigs and Tools ................7-43 7.10.2 Adjustment Procedure ..............7-43 7.11 Media Sensor Sensitivity Adjustment ..........7- 45 7.11.1 P_EDGE Sensor Sensitivity Adjustment ........7-45 7.11.2 P_REAR Sensor Adjustment............7-48 AP-74109 Rev 1.1...

  • Page 259: Adjustment Item

    ValueJet 1304　Service manual 7.1 Introduction This chapter provides information on necessary adjustment items and procedures. "10.3 Jigs and Tools" p.10-3 7.2 Adjustment Item This section describes the adjustment items required in part replacement procedures. When you adjust or replace any of the maintenance parts listed in “Table 7-1 Adjustment Item List”, you must always adjust the printout quality using the self-diagnosis function referring to Table 7-1“Adjustment Item...
  • Page 260 ValueJet 1304　Service manual Table 7-1 Adjustment Item List (Continued) Part replaced or Adjustment Adjustment item Reference adjusted order Main board Parameter backup "7.3.1 Parameter assembly Backup" p.7-12 Firmware installation "7.3.5 Firmware Installation" p.7-21 Voltage input (no need for initial ink "(1) Head Rank"...
  • Page 261 ValueJet 1304　Service manual Table 7-1 Adjustment Item List (Continued) Part replaced or Adjustment Adjustment item Reference adjusted order PF motor assembly PF speed reduction belt tension "7.4 PF Speed adjustment Reduction Belt Tension Adjustment" p.7-32 PF encoder assemblyy position "7.5 PF Encoder...
  • Page 262 ValueJet 1304　Service manual Table 7-1 Adjustment Item List (Continued) Part replaced or Adjustment Adjustment item Reference adjusted order T fence CR encoder inspection "5.5.5 Encoder Menu" p.5-17 Uni-D / Bi-D Low Adjustment "5.7.6 Uni-D / Bi-D Uni-D / Bi-D High Adjustment Low and High Adjustment"...
  • Page 263 ValueJet 1304　Service manual Table 7-1 Adjustment Item List (Continued) Part replaced or Adjustment Adjustment item Reference adjusted order Head rank input "(1) Head Rank" Carriage assembly p.5-57 (Continued) "5.13.4 Print Head Endurance (Nozzle Print) Menu" p.5-71 Print margin adjustment "5.7.7 Side Margin Adjustment Menu"...
  • Page 264 • Mutoh Maintenance Engineer Assistant: The explanation is described below. The existing printers has been set up using this software. • Mutoh Service Assistance: Newly built software. Some of the specification has been added and revised. "7.4 Working with MUTOH Service Assistance" p.3-30 CAUTION Do not provide “MUTOH Maintenance Engineer Assistant”...
  • Page 265 You can skip operations 2, 3, 4, and 7 above if you upgrade the firmware version only. Workflow for Firmware installation after MAIN board replacement Confirm IP Adress of Printer Operation for MUTOH Maintenance Engineer Assistant Set IP Address of PC...
  • Page 266 ValueJet 1304　Service manual Workflow for Firmware installation (Version-up Procedure) Confirm IP Adress of Printer Operation using MUTOH Maintenance Engineer Assistant Operation using operation panel Set IP Address of PC Execute Board Manager mode Install Firmware Confirm Firmware installation AP-74109 Rev 1.1...
  • Page 267 ValueJet 1304　Service manual 7-11 AP-74109 Rev 1.1...

  • Page 268: Parameter Backup

    (1) Installing MUTOH Maintenance Engineer Assistant 1. Place the CD-ROM on the CD Drive tray of computer and explore the data from “My Computer“. 2. Find “MUTOH Maintenance Engineer Assistant” folder in the CD-ROM, drag and drop it to the desktop. (2) Creating Shortcut icon Create shortcut icon on the desktop to launch the “MUTOH Maintenance Engineer Assistant”...
  • Page 269 2. In the folder, right-click the “MUTOH Maintenance Engineer Assistant.exe“, then click [Send To] - [Desktop (create shortcut)]. 3. An shortcut icon of “MUTOH Maintenance Engineer Assistant” appears on the desktop. (3) Confirming “MUTOH Maintenance Engineer Assistant” launch 1. Double click the shortcut icon of “MUTOH Maintenance Engineer Assistant”...
  • Page 270 2. In the Language Check window, click “OK“ The software quits automatically. (5) Confirming IP Address of the Printer 1. Launch “Mutoh Maintenance Engineer Assistant” from the shortcut on the desk top. 2. Click [Setup (S)] on the main screen.
  • Page 271 ValueJet 1304　Service manual 3. From [Setup (S)] menu, select [Option] and check if the displayed address matches the printer IP address. The default printer IP address is “192.168.1.253”. Then, click [OK]. CAUTION • For the IP address, use the default value as much as possible. If you want to use other IP address, consult with the network administrator of the network to be connected.
  • Page 272 ValueJet 1304　Service manual 2. Right-click [Local Area Connection] and select [Properties]. 3. Double-click [Internet Protocol (TCP/IP)]. 4. In [IP address], input any value of “192.168.1.1” to “192.168.1.252” or “092.168.1.254”. Any numerical value between 1 and 252, or 254. 5. Click [OK] to finish the setting.
  • Page 273 ValueJet 1304　Service manual CAUTION When the printer and PC are not directly connected with crossover cable but connected via hub, the IP address needs to be different from that of devices on the network to be connected. To connect via hub, consult with the network administrator.
  • Page 274 ValueJet 1304　Service manual (8) Starting Board Manager Mode 1. When the printer is in the operation status or in the menu display status, press [Power] key to turn the printer off. 2. While holding down [<] key in the operation panel, press [Power] key.

  • Page 275: Receiving Parameters

    ValueJet 1304　Service manual 7.3.4 Receiving Parameters This section describes the procedure to record backup parameters to the PC from the existing MAIN board assembly. To record backup parameters, follow the steps below. NOTE The extension of parameter file is “*.prm“...
  • Page 276 ValueJet 1304　Service manual 5. In the “Save of receive parameter file” window, confirm the location to save and click [Save] to determine it. Backup parameter is saved. NOTE In the “Save of receive parameter file” window, the file name to be saved is specified automatically (you can change the file name).

  • Page 277: Firmware Installation

    ValueJet 1304　Service manual 7.3.5 Firmware Installation This section describes the procedure to install the firmware. The NVRAM (Flash-Rom) on the MAIN board assembly stores the programs (firmware) that control the machine operations. When performing the following maintenance works, always install the firmware.
  • Page 278 ValueJet 1304　Service manual 2. Slide DIP SW 2 (SW3) to left (origin side). Item MAIN board DIP SW DIP SW 1 DIP SW 2 3. Turn the printer on with Board Manager Mode. "(7) Connecting Printer to PC" p.7-17 4. Select default IP address “192.168.1.253” using...
  • Page 279 ValueJet 1304　Service manual NOTE If there is no backup parameter is saved for some reason, such as parameter backup malfunction because MAIN board is damaged, etc., install the latest firmware, initialize NVRAM, then set parameters manually. "6.3.2 Counter Initialization Menu" p.6-6 "5.11.2 Parameter Update Menu"...
  • Page 280 ValueJet 1304　Service manual (2) Transferring Firmware The following explains the procedure to transfer firmware. Follow the steps below. NOTE When connecting the printer and PC on a one-to-one basis, use “crossover cable”. When connecting the printer and PC via hub, use “straight cable”.
  • Page 281 • After the “Transfer completed” window is displayed, only the transfer of installation file from “MUTOH Maintenance Engineer Assistant” to the printer is completed, not program installation to the printer. Do not turn off the printer until installation to the printer finishes.
  • Page 282 Firmware installation to printer continues even after the “Transfer completed” window is closed. Check whether the program is properly installed from the operation panel. 1. When firmware transfer starts by “MUTOH Maintenance Engineer Assistant”, the LCD display on the printer’s operation control panel changes to [Program receiving].
  • Page 283 ValueJet 1304　Service manual 3. If the LCD displays [transfer complete], the buzzer sounds three times and only the Power LED turns on among all LEDs. ×××××× ×× 4. When [ bytes recv ( is numeric)] is displayed, installation completes. Turn off the printer and restart it. Then check the version number displayed on the LCD.

  • Page 284: Sending Parameters

    ValueJet 1304　Service manual 7.3.6 Sending Parameters NOTE Before sending parameters, perform the following work. • Receiving parameters: "7.3.4 Receiving Parameters" p.7-19 • Firmware installation: "7.3.5 Firmware Installation" p.7-21 NOTE The extension of parameter file is “*.prm“ 1. Click [Parameter Send] on the main window.

  • Page 285: Sub Controller Installation

    ValueJet 1304　Service manual 4. When sending completes and the “Send completed” window opens, click [OK]. NOTE Almost as soon as the “Send completed” window is displayed, parameter writing to printer also finishes. If writing to printer finishes successfully, the LCD displays the following: Transfer complete Buzzer sounds three times and only Power LED turns on.
  • Page 286 ValueJet 1304　Service manual 2. When the “Select of Install File” window opens, select the file to be transferred and click [Open]. * Click [Cancel] to return to the main window. 3. In the “Sub Controller Install check” window, click [OK] to start sending.

  • Page 287: Date & Time Setting

    ValueJet 1304　Service manual 7.3.8 Date & Time Setting Sets date and time of the printer. These data has been transferred from PC to printer. The setting can be confirmed in the “Time setting” of the self-diagnosis function. "5.10 Time Check" p.5-52 NOTE The date and time information of PC is transferred directly.

  • Page 288: Pf Speed Reduction Belt Tension Adjustment

    ValueJet 1304　Service manual 7.4 PF Speed Reduction Belt Tension Adjustment This section describes the procedure to adjust the tension of the PF speed reduction belt. When you have removed and installed the PF speed reduction belt, such as for PF motor removal, always adjust the PF speed reduction belt tension.

  • Page 289: Pf Encoder Assembly Position Adjustment

    ValueJet 1304　Service manual CAUTION During the operation, note the following points. • The PF speed reduction belt tension specification is 40.0 ± 2.0N • Since the specification includes the tension gauge error (1.5N), adjust to 40.0±0.5N in actual adjustment, setting the error limit to half of one graduation (0.5N).
  • Page 290 ValueJet 1304　Service manual NOTE Align the PF encoder so that the encoder scale slit periphery came very close to the corners of the PF encoder. PF encorder scale come very close to this point. PF encorder scale PF encorder 3. Attach the slit guide to the PF encoder assembly...

  • Page 291: Cr Belt Tension Adjustment

    ValueJet 1304　Service manual 7.6 CR Belt Tension Adjustment This section describes the procedure to adjust the tension of the CR belt. When you have removed and installed the CR belt, adjust the CR belt tension. 1. Tighten the CR tension mounting shaft, and align the left side (viewed from the front of the printer) of the graduation alignment pointer with the center line of graduations on the driven pulley base.

  • Page 292: Head Alignment (Horizontal Height)

    ValueJet 1304　Service manual CAUTION To align the graduation alignment pointer with the center line of driven pulley base, align the left side (viewed from the front of the printer) of the pointer with the center line as shown below. Alignment pointer...
  • Page 293 ValueJet 1304　Service manual 1. Start the system in self-diagnosis function mode and print the adjustment patterns in “Head Slant Check Menu 1”. "5.7.4 Head Slant Check Menu" p.5-29 2. Make adjustment based on the printed adjustment patterns. A: Check the slant at this point.

  • Page 294: Head Alignment (Vertical Slant)

    ValueJet 1304　Service manual 7.8 Head Alignment (Vertical Slant) This section describes the procedure to adjust the head slant in vertical direction. After operation such as head assembly replacement, adjust the head slant according to the steps below. NOTE Before starting adjustment, remove the following parts.
  • Page 295 ValueJet 1304　Service manual 2. Make adjustment based on the printed adjustment patterns. A: Check the point to check the vertical slant angle. B: Media feed direction C: OK D: Move the vertical-slant adjusting tab to the right. E: Move the vertical-slant adjusting tab to the left.

  • Page 296: Cutter Holder Height Adjustment

    ValueJet 1304　Service manual 3. Loosen the vertical-slant adjusting tab screw and move the tab left and right to adjust the head vertical angle. Part name Vertical-slant adjusting tab Vertical-slant adjusting tab screw 7.9 Cutter Holder Height Adjustment This section describes the procedure to adjust the cutter holder height.
  • Page 297 ValueJet 1304　Service manual × 1. Loosen the screws ( 2) which fix cutter holder. Part name Cutter holder Screws fixing cutter holder 2. Place the jig cutter holder (VJ) on the front of pressure arm, which is the third one from the origin.
  • Page 298 ValueJet 1304　Service manual 3. Place the cutter holder on the side face of the jig, set the cutter holder to the depression of the jig, and hold the cutter holder down from above. Make sure that the part indicated by a circle in the figure holds the cutter holder, fasten the tentatively-tightened screw fully and determine the cutter holder height.

  • Page 299: Pg Height Adjustment

    ValueJet 1304　Service manual 7.10 PG Height Adjustment This section describes the procedure to check the carriage height (distance from the platen). 7.10.1 Jigs and Tools The following jigs and tools are required for carriage height (distance from the platen) check.
  • Page 300 ValueJet 1304　Service manual 3. Check that the carriage can pass through a gap above the 1.1mm part of the PG height checking jig and cannot pass through a gap above the 1.3mm part. Part name PG height checking jig Head 4.

  • Page 301: Media Sensor Sensitivity Adjustment

    ValueJet 1304　Service manual 7. Return the carriage to the origin side. 8. Close the covers. 7.11 Media Sensor Sensitivity Adjustment This section describes the procedure to adjust the sensitivity of media sensor. When you have removed and installed the sensors below or MAIN board assembly, always adjust the sensitivity of media sensor •...
  • Page 302 ValueJet 1304　Service manual (2) Adjustment Procedure To adjust the P_EDGE sensor, follow the steps below. 1. Start the system in self-diagnosis function mode. NOTE Start the self-diagnosis function before setting the test media. Otherwise, suction fan is not rotated and you cannot get correct setting value.

  • Page 303: Main Board

    ValueJet 1304　Service manual 9. Adjust the P_EDGE sensor adjusting volumes as shown below so that the value displayed in the operation panel becomes “216 ± 10”. Counterclockwise: Sensitivity increases Clockwise: Sensitivity decreases • Trimmer R361: Rough adjustment • Trimmer R365: Fine adjustment...

  • Page 304: P_Rear Sensor Adjustment

    ValueJet 1304　Service manual 7.11.2 P_REAR Sensor Adjustment (1) Jigs and Tools The following jigs and tools are required for P_REAR sensor adjustment. • Test media: MF-3G (A4) "10.3 Jigs and Tools" p.10-3 (2) Adjustment Procedure To adjust the P_REAR sensor, follow the steps below.
  • Page 305 ValueJet 1304　Service manual 7. Adjust the P_REAR sensor adjusting volumes as shown below so that the value displayed in the operation panel becomes “216 ± 10”. Counterclockwise: Sensitivity increases Clockwise: Sensitivity decreases • Trimmer R371: Rough adjustment • Trimmer R373: Fine adjustment...
  • Page 306 ValueJet 1304　Service manual AP-74109 Rev 1.1 7-50...
  • Page 307 ValueJet 1304　Service manual 8 Maintenance Introduction ..................... 8- 2 Periodical Services ................. 8- 3 8.2.1 Periodical Replacement Parts............8-3 8.2.2 Parts need to be checked or replaced ........... 8-4 Part Life Information................8- 5 Lubrication/Bonding................8- 7 Transportation of Printer................ 8- 8...

  • Page 308: Introduction

    ValueJet 1304　Service manual 8.1 Introduction This chapter provides information about the periodical services, part life, lubrication/bonding, and transport. WARNING Before starting any maintenance work, always perform the following operations. • Turn the printer. power OFF. • Remove the power cable from the power outlet.

  • Page 309: Periodical Services

    ValueJet 1304　Service manual 8.2 Periodical Services This section describes the periodical services required for this printer. The periodical services ensures stable plotting quality of the printer. Follow the explanations below to perform periodical inspections necessary. • Operation manual • Separate sheet “Exploded view” P.2-P.10 8.2.1...

  • Page 310: Parts Need To Be Checked Or Replaced

    ValueJet 1304　Service manual 8.2.2 Parts need to be checked or replaced Table 8-2 Periodical Inspection Part List Part Timing Check point Action Media guide L Several times per • Media dust Clean it. Sub platen front surface year accumulation • Foreign objects NOTE •...

  • Page 311: Part Life Information

    ValueJet 1304　Service manual 8.3 Part Life Information This section shows how to check the life of the service parts. To know the life of the service parts, check the maintenance counter from the counter display menu in the maintenance mode.
  • Page 312 ValueJet 1304　Service manual Table 8-3 List of Parts Life Expectancy (Continued) Part Life expectancy Warning How to Replacement References display restore parts Pump 60 million Life Times Pump Replace as "4.7.2 pulses(182,000 [Pump] initializa- necessary Replacing rotations) tion Maintenance Assembly"...

  • Page 313: Lubrication/Bonding

    ValueJet 1304　Service manual 8.4 Lubrication/Bonding This section covers the lubrication/bonding information. After disassembling/assembling this printer, always perform necessary lubrication/bonding according to Table 8-4"Lubricant List"(p.6). CAUTION Only use specified lubricants and greases. The use of unauthorized lubricants and greases may damage the components and shorten the printer life.

  • Page 314: Transportation Of Printer

    ValueJet 1304　Service manual 8.5 Transportation of Printer This section describes how to transport the printer. Before transporting the printer, you must package it in the same manner as it was delivered using protective materials and packaging materials so that the printer will not be subject to excessive impact and vibrations during the transportation.
  • Page 315 ValueJet 1304　Service manual 9 Troubleshooting Introduction ..................... 9- 2 Troubleshooting with Error Messages ..........9- 2 9.2.1 Operation Status ................9-3 9.2.2 Errors with Message ..............9-5 9.2.3 Errors Requiring Reboot ..............9-9 9.2.4 Error Messages During File Transmission........9-25 Troubleshooting Without Error Messages .........

  • Page 316: Troubleshooting With Error Messages

    ValueJet 1304　Service manual 9.1 Introduction This chapter provides information on possible causes of machine errors/damage and recovery actions. If the machine is malfunctioning and an error message is displayed on the operation panel, refer to "9.2 Troubleshooting with Error Messages"...

  • Page 317: Operation Status

    ValueJet 1304　Service manual 9.2.1 Operation Status This section describes the message contents, check items, and recovery actions for normal operation. These messages appear on LCD, and the machine stops its operation at the same time. Table 9-2 Events and Check Items for Operation Status Messages...
  • Page 318 ValueJet 1304　Service manual Table 9-2 Events and Check Items for Operation Status Messages (Continued) Message Event/ Check item Action Reference symptom Lever Up Media holding 8. Main board Replace main board "4.3.3 lever is turned assembly may be assembly. Replacing backward.

  • Page 319: Errors With Message

    ValueJet 1304　Service manual 9.2.2 Errors with Message This section describes the contents of errors with messages as well as the check items and recovery actions. These messages are displayed when an abnormal condition occurs while the machine is running. Upon an occurrence of an error with message, the machine stops its operation at the same time.
  • Page 320 ValueJet 1304　Service manual Table 9-3 Events and Check Items for Errors with Messages (Continued) Message Event/ Check item Action Reference symptom Undefined Media 7. Check presence of When "Media End" is "4.9.2 Media detection failed media from "Sen displayed even if media Replacing 7:Rear"...
  • Page 321 ValueJet 1304　Service manual Table 9-3 Events and Check Items for Errors with Messages (Continued) Message Event/ Check item Action Reference symptom Media Slant Media is 6. Check sensor • Adjust with main "7.11.1 running sensitivity from board assembly P_EDGE obliquely.
  • Page 322 ValueJet 1304　Service manual Table 9-3 Events and Check Items for Errors with Messages (Continued) Message Event/ Check item Action Reference symptom [KCMY] Cartridge is not 3. For the ink color If ink color displayed as "4.8.1 No Cartridge installed. that is displayed as "No ink"...

  • Page 323: Errors Requiring Reboot

    ValueJet 1304　Service manual Table 9-3 Events and Check Items for Errors with Messages (Continued) Message Event/ Check item Action Reference symptom Warning: Waste fluid 1. Turn machine OFF. If the message appears: Waste fluid tank is almost Turn it ON again...
  • Page 324 ValueJet 1304　Service manual (1) CPU system serious error Table 9-4 Symptoms and Check Items for CPU System Serious Errors Message Event/ Check item Action Reference symptom E 016 error Interruption 1. Check AC power Contact our customer Operation Interrupt exception supply and printer support center.
  • Page 325 ValueJet 1304　Service manual Table 9-4 Symptoms and Check Items for CPU System Serious Errors (Continued) Message Event/ Check item Action Reference symptom E 016 error Data border 3. Check serial • Contact our "4.3.3 TLB-L/I exception/TLB number of the customer support...
  • Page 326 ValueJet 1304　Service manual Table 9-4 Symptoms and Check Items for CPU System Serious Errors (Continued) Message Event/ Check item Action Reference symptom E 016 error System call 1. Check serial • Contact our "4.3.3 SystemCall exception number of the customer support...
  • Page 327 ValueJet 1304　Service manual Table 9-4 Symptoms and Check Items for CPU System Serious Errors (Continued) Message Event/ Check item Action Reference symptom E 016 error Arithmetic 1. Check AC power • Contact our Overflow overflow supply and printer customer support...

  • Page 328: Symptoms/Check For Mechanical Serious Errors

    ValueJet 1304　Service manual NOTE For the PC settings, refer to your PC's operation manual. (2) Mechanical Serious Errors Table 9-5 Symptoms and Check Items for Mechanical Serious Errors Message Event/ Check item Action Reference symptom E 065 error Abnormal 1. Check error history "5.5.7...
  • Page 329 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E 066 error Abnormal 1. Check error history "5.5.7 CR motor condition in from "Test7: History CR motor (Y- Record"...
  • Page 330 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E 067 error Abnormal 1. Check error history "5.5.7 PF encoder condition in from "Test7: History media feed Record" of Menu"...
  • Page 331 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E 068 error Abnormal 1. Check error history "5.5.7 CR encoder condition in from of “Check2: History head travel Test”...
  • Page 332 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E069 error Time-out 1. Check error history "5.5.7 PF time-out condition in from “Check2: History media feed Test” - "Test7: Menu"...
  • Page 333 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E 070 error Time-out 1. Check error history "5.5.7 CR time-out condition in from “Check2: History head travel Test” - "Test7: Menu"...
  • Page 334 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E071 error Overload 7. Check if T fence is • If grease or dust "4.5.4 PF overcurrent condition in PF...
  • Page 335 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E075Err Head Abnormal 1. Check connection Reconnect head cable. "4.6.1 Cable condition in of head cable Replacing head cable or connectors on CR Print Head"...
  • Page 336 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E078Err After Abnormal Disconnection of 1. Reconnect "4.4.4 Heat condition in connector, wrong connector of Replacing after-heater wiring, or heater...
  • Page 337 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E 081 error CR_HP 1. Check CR_HP • Check connection "5.5.4 CR origin detection is not sensor from "Sen1:...
  • Page 338 ValueJet 1304　Service manual Table 9-5 Symptoms and Check Items for Mechanical Serious Errors (Continued) Message Event/ Check item Action Reference symptom E087Err H Abnormal Temperature 1. Replace thermistor. "4.4.4 Trans Th condition in abnormality of head Replacing 2. Replace main head transistor.

  • Page 339: Error Messages During File Transmission

    ValueJet 1304　Service manual 9.2.4 Error Messages During File Transmission This section describes the error messages displayed when sending backup parameters and firmware using dedicated online software, as well as their recovery actions. Table 9-6 Error Messages During File Transmission Message...
  • Page 340 ValueJet 1304　Service manual Table 9-6 Error Messages During File Transmission (Continued) Message Event/ Check item Action Reference symptom Internal Error No memory Normally not occurred. • Replace SODIMM. "4.3.3 Memory area is SODIMM may be Replacing • Replace main Exhausted available.
  • Page 341 ValueJet 1304　Service manual Table 9-6 Error Messages During File Transmission (Continued) Message Event/ Check item Action Reference symptom Boot Transfer Opening • Check connection • Reconnect control "4.3.4 failed sequence of between control board and main Replacing Opening seq. boot code board and main board.
  • Page 342 ValueJet 1304　Service manual Table 9-6 Error Messages During File Transmission (Continued) Message Event/ Check item Action Reference symptom Boot Transfer AA did not Check connection • Reconnect control "4.3.4 failed replied to Step between control board board and main Replacing...
  • Page 343 ValueJet 1304　Service manual Table 9-6 Error Messages During File Transmission (Continued) Message Event/ Check item Action Reference symptom Transfer not Transfer is not Check if LED display Press any button on "7.3 ready available. on operation panel is in operation panel to make...

  • Page 344: Troubleshooting Without Error Messages

    ValueJet 1304　Service manual 9.3 Troubleshooting Without Error Messages This section describes the symptoms of errors without an error message as well as the check items and recovery actions. 9.3.1 Initial Operation Problems Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems...
  • Page 345 ValueJet 1304　Service manual Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued) Symptom Check item Action Reference Abnormal LCD 1. Check panel cable for Reconnect following "4.3.3 operation (no proper connection at connectors. Replacing displays/garbled operation panel unit •...
  • Page 346 ValueJet 1304　Service manual Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued) Symptom Check item Action Reference Initial ink charge not 1. Is "Sen: Cover open" • Check connection of "4.8.3 available displayed on LCD cover sensor assembly...
  • Page 347 ValueJet 1304　Service manual Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued) Symptom Check item Action Reference Ink is not discharged 1. Are damper • Remove head cover "4.2.1 though ink charge is assembly, ink tube and check damper Removing R finished.
  • Page 348 ValueJet 1304　Service manual Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued) Symptom Check item Action Reference Ink is not discharged 6. When cleaning Replace maintenance base "4.7.1 though ink charge is operation is assembly. Removing finished.
  • Page 349 ValueJet 1304　Service manual Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued) Symptom Check item Action Reference Ink is not discharged 12. Check connection of Reconnect following "4.10.1 though ink charge is CR cable connectors connectors. Replacing finished.
  • Page 350 ValueJet 1304　Service manual Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued) Symptom Check item Action Reference Machine does not 3. Is "Set media" • Check main board "4.3.3 perform initialization displayed on LCD assembly connector Replacing even if media is set.
  • Page 351 ValueJet 1304　Service manual Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued) Symptom Check item Action Reference Ink cartridge cannot Are ink sensor and • Follow the steps for the "(1) Head be detected even if JUNCTION board message "[KCMY] No...
  • Page 352 ValueJet 1304　Service manual Table 9-7 Symptoms, Check Items and Actions for Initial Operation Problems (Continued) Symptom Check item Action Reference Machine prints Refer to ""9.3.5 Online "9.3.5 nothing though it Function Problems" Online receives data. p.9-62". Function Problems" p.9-62 AP-74109 Rev 1.1...

  • Page 353: Media Feed Problems

    ValueJet 1304　Service manual 9.3.2 Media Feed Problems Table 9-8 Symptoms, Check Items and Actions for Media Feed Problems Symptom Check item Action Reference Media comes off 1. Are P_REAR sensor • Check following "4.3.3 during media set assembly and connectors.
  • Page 354 ValueJet 1304　Service manual Table 9-8 Symptoms, Check Items and Actions for Media Feed Problems (Continued) Symptom Check item Action Reference Media is torn during 4. Does pressure roller If pressure roller collects Operation media set drag when pressure media dust on itself, wipe...

  • Page 355: Printing Problems

    ValueJet 1304　Service manual 9.3.3 Printing Problems Table 9-9 Symptoms, Check Items and Actions for Printing Problems Symptom Check item Action Reference Machine cannot print 1. printer driver may be Update printer driver. "7.3.5 sequentially. defective. Firmware Installation" p.7-21 2. Program ROM may be Update firmware.
  • Page 356 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Missing dots in 1. Is cleaning enough? Perform cleaning twice Operation printing. consecutively. Manual 2. Is ink tube filled with Perform little ink charge.
  • Page 357 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Nozzle plugging or ink 3. Is nozzle face wiped/ Check wiper installation "4.7.3 splash is not eliminated rubbed correctly? condition and secure it Replacing even after cleaning.
  • Page 358 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference No printing. 1. Check power supply Replace power board "4.3.6 Particular color is voltage (DC24, assembly. Replacing missing. DC42V). Power Board Assembly"...
  • Page 359 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference No printing. Does ink tube have • Replace damaged ink "4.10.2 Particular color is bend, scratch, or leak? tube and check if Replacing Ink missing.
  • Page 360 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference No printing. 13. When cleaning Replace maintenance base "4.7.1 operation is assembly. Removing Particular color is performed, is Maintenance missing. transmission gear shaft...
  • Page 361 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Machine outputs all 1. Check connection of Reconnect head cable. "4.6.1 black printing. head cable connectors Replacing on CR board assembly Print Head"...
  • Page 362 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Blocky printing 2. Have you started Printing just after initial Operation quality. printing immediately charge may cause following Manual Blocky image printing.
  • Page 363 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Blocky printing 4. Is shielding material Remount it at specified "4.9.1 quality. secured at specified position. Replacing Blocky image printing. position? Suction Fan CR line seems dotted.
  • Page 364 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Blocky printing 11. Does pump motor • Reconnect main board "4.3.3 quality. rotate during cleaning assembly connector J22, Replacing Blocky image printing.
  • Page 365 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Blocky printing 17. Does residual ink Clean head as follows. quality. collect on head 1. Clean head through Blocky image printing.
  • Page 366 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Printout borders blur. 1. Does purge correct Perform purge twice Operation symptom? consecutively. Manual 2. Is media in use a Set recommended media and...
  • Page 367 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Many satellites 7. Check if PF_ENC • If they contact with each (unnecessary dots) assembly and T fence other, adjust CR_ENC...
  • Page 368 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Many satellites 11. Does pump motor • Reconnect main board "4.3.3 (unnecessary dots) rotate during cleaning assembly connector J22 Replacing operation? 　and J23.
  • Page 369 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Many satellites 17. Main board assembly Replace main board "4.3.3 (unnecessary dots) may be damaged. assembly. Replacing Main Board Shaggy plotout Assembly"...
  • Page 370 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Poor accuracy of 1. Is working Use machine under specified "3.4 segment length in head environment environment. Choosing a travel direction (main...
  • Page 371 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Poor linearity in head 4. If the media in • Adjust roll receiver "4.2.9 scan direction problem is roll media, assembly position.
  • Page 372 ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Poor linearity in media 1. Is registered head Enter correct head voltage. "(1) Head feed direction (media voltage different from Rank" p.5-57...

  • Page 373: Noise Problems

    ValueJet 1304　Service manual Table 9-9 Symptoms, Check Items and Actions for Printing Problems (Continued) Symptom Check item Action Reference Poor right angle 2. Does pressure roller If pressure roller collects Operation accuracy rotate harder when media dust on itself, wipe...
  • Page 374 ValueJet 1304　Service manual Table 9-10 Symptoms, Check Items, and Actions for Noise Problems (Continued) Symptom Check item Action Reference Abnormal noise in 1. Are there any foreign Remove obstacles and waiting mode objects or obstacles at foreign objects. noise-generating position? 2.
  • Page 375 ValueJet 1304　Service manual Table 9-10 Symptoms, Check Items, and Actions for Noise Problems (Continued) Symptom Check item Action Reference Abnormal noise is 5. Does the cable • If they contact with each "4.10.3 heard while head is connected to CR board...

  • Page 376: Online Function Problems

    ValueJet 1304　Service manual 9.3.5 Online Function Problems Table 9-11 Symptoms, Check Items, and Actions for Online Function Problems Event/symptom Check item Action Reference USB interface cannot 1. Does computer in use Windows95 does not support establish support USB? USB officially. If you use communication.
  • Page 377 ValueJet 1304　Service manual Table 9-11 Symptoms, Check Items, and Actions for Online Function Problems (Continued) Event/symptom Check item Action Reference Mirror function does 2. Program ROM may be Update firmware. "7.3.5 not work correctly. defective. Firmware Installation" p.7-21 Other functions do not 3.
  • Page 378 ValueJet 1304　Service manual Table 9-11 Symptoms, Check Items, and Actions for Online Function Problems (Continued) Event/symptom Check item Action Reference Some data are not 1. Printer driver may be Update printer driver. Operation printed (missing). defective. Manual Some data change to 2.

  • Page 379: Other Problems

    ValueJet 1304　Service manual Table 9-11 Symptoms, Check Items, and Actions for Online Function Problems (Continued) Event/symptom Check item Action Reference Media feed after 1. Are print start position Reinstall or update printer Operation printout is excessive. and layout method set driver.
  • Page 380 ValueJet 1304　Service manual Table 9-12 Symptoms, Check Items, and Actions (Continued) Event/symptom Check item Action Reference Machine power is shut 1. Is power cable Check by a circuit tester. off during printing. shorted? 2. Is there any electric Check for short to chassis...

  • Page 381: Troubleshooting For A Dedicated Network Software

    9.3.7 Troubleshooting For A Dedicated Network Software You can use either of the following dedicated network software. Refer the directed page depending on the software you use. • MUTOH Maintenance Engineer Assistant • MUTOH Service Assistance 9-67 AP-74109 Rev 1.1...
  • Page 382 ValueJet 1304　Service manual (1) Troubleshooting For MUTOH Maintenance Engineer Assistant Table 9-13 Troubleshooting for MUTOH Maintenance Engineer Assistant Symptom Check item Action Reference MUTOH Maintenance Re-install the software and "(1) Engineer Assistant does configure initial settings. Installing not executed. MUTOH...
  • Page 383 ValueJet 1304　Service manual Table 9-13 Troubleshooting for MUTOH Maintenance Engineer Assistant (Continued) Symptom Check item Action Reference "Communication Error 5. Is IP address of printer Yes: Go to item (6). "4.3.3 (Timeout)" is displayed correct? (Follow the No: Turn on the printer Replacing while transferring data.
  • Page 384 ValueJet 1304　Service manual (2) Troubleshooting For MUTOH Service Assistance Table 9-14 Troubleshooting For MUTOH Service Assistance Symptom Check Item Action Reference MUTOH Maintenance Re-install the software and "(1) Engineer Assistant does configure initial settings. Installing not executed. MUTOH Service Assistance"...
  • Page 385 ValueJet 1304　Service manual Table 9-14 Troubleshooting For MUTOH Service Assistance (Continued) Symptom Check Item Action Reference "Packet communication 6. Can PC communicate Yes: Connect PC to other error" is displayed while with other LAN device(s) with LAN cable transferring data.
  • Page 386 ValueJet 1304　Service manual AP-74109 Rev 1.1 9-72...
  • Page 387 ValueJet 1304　Service manual 10 Appendix 10.1 Introduction ................... 10- 2 10.2 Wiring Diagram ..................10- 2 10.3 Jigs and Tools..................10- 3 10.4.1 Required Tools................10-3 10.4 Operation Panel Messages (Bilingual List) ........10- 4 10-1 AP-74109 Rev 1.1...

  • Page 388: Introduction

    ValueJet 1304　Service manual 10.1 Introduction This chapter provides referential information such as service data and exploded views. 10.2 Wiring Diagram For wiring diagram, see information below. Separate sheet “Wiring Diagram” p.1 AP-74109 Rev 1.1 10-2...

  • Page 389: Jigs And Tools

    ValueJet 1304　Service manual 10.3 Jigs and Tools This section provides lists of jigs and tools required for service operations. 10.3.1 Required Tools (1) Tools for Part Replacement Table 10-1 Tools for Part Replacement Name Part number Remarks Phillips driver No.2...

  • Page 390: Operation Panel Messages (Bilingual List)

    ValueJet 1304　Service manual 10.4 Operation Panel Messages (Bilingual List) "2.4.5 Selecting Panel Language and Panel Temperature" p.2-12 AP-74109 Rev 1.1 10-4...
  • Page 392 ValueJet 1304　Service manual AP-74109 Rev 1.1 11-2...

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