Service Manual Mimaki JV34-260;
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1. OPERATING PRINCIPLE
1.1 Basic Operation
1.1.1 Main Switch Power ON
1.1.2 Sub Switch Power ON
1.1.3 Initial Machine Operation
1.1.4 Detection of a Media Width
1.1.5 Main Switch Power OFF
1.2 Maintenance Function
1.2.1 CARRIAGE OUT
1.2.2 WIPER REPLACE
1.2.3 NOZZLE WASH
1.2.4 https://www.tradebit.comNTENANCE
1.2.5 FILL UP INK
1.2.6 DISCHARGE&WASH
1.2.7 Maintenance Washing Liquid Filling and Discharge
1.2.8 Waste Ink Tank Warning
1.3 Ink System
1.3.1 Configuration
1.3.2 Ink System Error Monitoring
1.3.3 Supply Cartridge Control and
Selection
1.3.4 Cartridge LED Control
1.3.5 Supply Valve Control
1.3.6 Monitoring of the Amount of
Remaining Ink
1.3.7 Use-up Cleaning
1.3.8 Ink Suction and Discharge Control
1.3.9 Initial Filling

2. ELECTRICAL PARTS
2.1 Block Diagram
2.1.1 Connection Diagram Inside the Main Body
2.1.2 Connection Diagram Outside the Main Body
2.2 Operation Explanation
2.2.1 Operation Explanation
2.3 Circuit Board Specifications
2.3.1 Power Supply PCB Assy
2.3.2 Main PCB Assy
2.3.3 PRAM PCB Assy
2.3.4 Regenerative Resistivity PCB Assy
2.3.5 Station PCB Assy
2.3.6 X-axis Motor Relay PCB Assy
2.3.7 Ink Slider PCB Assy
2.3.8 Head Memory PCB Assy
2.3.9 LED PCB Assy
2.3.10 Keyboard PCB Assy
2.3.11 Take-up PCB Assy
2.3.12 Encoder PCB Assy
2.3.13 Extension Relay PCB Assy
2.3.14 Heater PCB
2.3.15 Heavy-duty Feeding/take-up PCB
2.3.16 Feeding/take-up switch PCB
2.3.17 Double-Sided Sensor PCB
2.3.18 Mark Sensor PCB

3. WORKFLOW
3.1 Ink Related Parts
3.1.1 Replacement of the Head Unit
3.1.2 Replacement of the Cap Assy
3.1.3 Replacement of the Cartridge Assy
3.1.4 Replacement of the Wiper Unit
3.1.5 Replacement of the Cutter Assy
3.2 Driving Parts
3.2.1 Replacement of the X-axis Motor
3.2.2 Replacement of the Y-axis Motor
3.2.3 Replacement of the Y Drive Belt
3.2.4 Replacement of the Linear Encoder
Scale
3.3 Electrical Parts
3.3.1 Replacement of the Main PCB Assy

4. ADJUSTMENT ITEMS
4.1 Operation Matrix
4.1.1 Matrix of Operations and Adjustments
4.2 Adjustment Function
4.2.1 [HEAD ADJUST] SLANT ADJUST
4.2.2 [HEAD ADJUST] https://www.tradebit.com
4.2.3 EDGE ADJUST
4.2.4 MEDIA COMP.2
4.2.5 POINTER OFFSET
4.2.6 CAPPING
4.2.7 HEAD ID
4.2.8 HEAD WASH
4.2.9 MANUALhead WASH
4.2.10 https://www.tradebit.comES SENS
4.2.11 MOTOR CURRENT
4.2.12 SERIAL No.
4.2.13 DEALER No.
4.2.14 DEFAULT SET
4.2.15 REPLACE PARTS
4.3 Mechanical Adjustment
4.3.1 Adjustment of the Mounting Location for the Cutter
4.3.2 Adjustment of the Station Height
4.3.3 Adjustment of the Wiper Height
4.3.4 Positioning of the Encoder Sensor
4.3.5 Centering of the Roll Holder
4.3.6 Positioning of the Wiper Drive Link

5. TEST ITEMS
5.1 Test Function
5.1.1 [CHECK PATTERN] Density Pattern
5.1.2 [CHECK PATTERN] Nozzle Check
5.1.3 [CHECK PATTERN]
COLOR CHART
5.1.4 [CHECK PATTERN]
https://www.tradebit.com CHK
5.1.5 ALL PATTERN
5.1.6 [MOTOR TEST] X SERVO MOTOR
5.1.7 [MOTOR TEST] Y SERVO MOTOR
5.1.8 [MOTOR TEST]
XY SERVO MOTOR
5.1.9 [MOTOR TEST] WIPER MOTOR
5.1.10 [MOTOR TEST] PUMP MOTOR
5.1.11 [MOTOR TEST] TAKE-UP MOTOR
5.1.12 [HEATER TEST] TEMPERATURE
5.1.13 [HEATER TEST] SSR
5.1.14 ACTION TEST
5.1.15 SENSOR TEST
5.1.16 OPTION
5.1.17 FEED & TAKE-UP
5.1.18 Double-Sided Sensor
5.1.19 KEYBOARD LED
5.1.20 Paper Sensor
5.1.21 KEYBOARD TEST
5.1.22 LCD TEST
5.1.23 TIMER CHECK
5.1.24 SKEW CHECK
5.1.25 MEMORY CHECK
5.1.26 [https://www.tradebit.comCK] HEAD TEMP.
5.1.27 [https://www.tradebit.comCK] NOZZLE TEMP.
5.1.28 [https://www.tradebit.comCK] HEAT SINK TEMP.
5.1.29 [https://www.tradebit.comCK] SLIDER TEMP.
5.1.30 LINEAR ENCODER
5.1.31 [INK CARTRIDGE]
PACK&END SENSOR
5.1.32 [INK CARTRIDGE]
CARTRIDGE VALVE
5.1.33 [INK CARTRIDGE] INK-IC CHECK
5.1.34 [INK CARTRIDGE]
CARTRIDGE LED
5.1.35 [WASH CARTRIDGE]
PACK&END SENSOR
5.1.36 [WASH CARTRIDGE]
CARTRIDGE VALVE
5.1.37 [WASH CARTRIDGE] IC CHECK
5.2 Other Test

6. DISASSEMBLY AND REASSEMBLY
6.1 Covers
6.1.1 Cover Layout
6.2 Ink-related Parts
6.2.1 Cleaning the inside of Head Unit
6.2.2 Removing of Head Unit
6.2.3 Mounting of Head Unit
6.2.4 Pump Motor
6.2.5 Pump Assy
6.2.6 Cap Assy
6.2.7 Cap Head Assy
6.2.8 Valve Assy
6.2.9 Changing Joint
6.2.10 Cutter Assy
6.3 Drive System
6.3.1 X-axis Motor/Tooth Belt
6.3.2 Y-axis Motor
6.3.3 Y Drive Pulley
6.3.4 Y Drive Belt
6.3.5 Linear Encoder Scale
6.3.6 Wiper Unit
6.3.7 Take-up Motor
6.4 Electrical Parts
6.4.1 Power Supply PCB Assy
6.4.2 Main PCB Assy
6.4.3 Extension Relay PCB Assy
6.4.4 PRAM PCB Assy
6.4.5 Head Memory PCB Assy
6.4.6 LED PCB Assy
6.4.7 Station PCB Assy
6.4.8 Paper Sensor
6.4.9 Double-Sided Sensor PCB Assy
6.4.10 UJ Mark Sensor PCB Assy
6.4.11 X-axis Motor Relay PCB Assy
6.4.12 X Motor Junction FFC 260 (1) and 260 (2)
6.4.13 HDC FPC 260 Assy
6.4.14 Ink Slider PCB Assy
6.4.15 Keyboard PCB Assy
6.4.16 Encoder PCB Assy
6.4.17 Heater PCB Assy
6.4.18 Fan Motor
6.4.19 Take-up Motor PCB Assy
6.4.20 ID Contact PCB CN032 Assy
6.4.21 Detector Assy, I/C, Y
6.5 Heavy-duty Take-up/Feeding Device
6.5.1 Heavy-duty Take-up Motor
6.5.2 Encoder PCB Assy (Take-up Device Side)
6.5.3 Take-up Photo Sensor (Tension Bar Angle ID Sensor)
6.5.4 Take-up Micro Switch
6.5.5 Take-up switch PCB Assy
6.5.6 Heavy-duty Feeding/Take-up PCB
Assy (Take-up Device Side)
6.5.7 Feeding Motor
6.5.8 Feeding Micro Switch
6.5.9 Feeding Photo Sensor
6.5.10 Feeding/Take-up Switch PCB Assy
6.5.11 Heavy-duty Feeding/Take-up PCB
Assy (Feeding Device Side)
6.5.12 Encoder PCB Assy
(Feeding Device Side)
6.6 Sensors
6.6.1 Sensor Layout

7. TROUBLESHOOTING
7.1 Details on Errors and Malfunctions
7.1.1 Concerning Errors and Malfunctions
7.1.2 List of Error Messages
7.1.3 List of Warning Messages
7.2 Detailed Methods of Coping with the
Malfunctions

8. OPERATION FLOW
8.1 Basic Operation
8.1.1 Start
8.1.2 Initial Filling
8.1.3 Media Detection
8.2 Print Mode
8.2.1 LOCAL / REMOTE
8.2.2 SETUP
8.2.3 MAINTENANCE
8.2.4 MACHINE SETUP
8.2.5 MACHINE SETUP2
8.3 Common Setting
8.3.1 INFORMATION
8.4 Service Mode
8.4.1 #ADJUST
8.4.2 #TEST
8.4.3 #PARAMETER

Number of pages: 312.