GCC Technologies J5 Series, Maintenance Manual

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Version : 9.0
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Table of Contents
Chapter 1
：
Overview ..................................................................................................................... 3
1.1 Introduction ......................................................................................................................... 3
Chapter 2
：
Mechanical System ................................................................................................. 4
2.1 Main Unit Assembly ........................................................................................................... 5
2.2 Left End Assembly ............................................................................................................. 8
2.3 Right End Assembly
........................................................................................................ 10
2.4 Motor Bracket and Belt Assembly ................................................................................. 12
2.5 Carriage Assembly ........................................................................................................... 14
2.6 LX Carriage Assembly (AAS) ......................................................................................... 16
2.7 Pinch Roller Assembly
.................................................................................................... 19
2.8 Main Beam Assembly ...................................................................................................... 21
2.9 Drum Assembly ................................................................................................................ 23
Chapter 3
：
Circuit System
........................................................................................................ 25
3.1 System Diagram ............................................................................................................... 25
3.2 J5 Wiring Diagram ........................................................................................................... 25
Chpater 4 Maintenance
............................................................................................................... 28
4.1 Components Replacement and Belt Tension Adjustment ......................................... 28
4.1.1 Removing the Front, Back, End and Top Covers ............................................. 28
4.1.2 Replacing the Pinch Roller Sets ......................................................................... 30
4.1.3 Replacing the Tool Carriage ............................................................................... 32
4.1.4 Replacing the Y-Motor
.......................................................................................... 36
4.1.5 Replacing the VCM PC Board ............................................................................. 38
4.1.6 Main board Connection or Replacement ........................................................... 39
4.1.7 Replacement of Fuses ......................................................................................... 39
4.1.8 Adjusting the Tool Carriage Transmission Belt
................................................. 40
4.1.9 Adjusting the X Motor Tension Belt .................................................................... 41
4.1.10 Adjusting the Y Motor Tension Belt .................................................................. 42
Chapter 5. Troubleshooting ....................................................................................................... 44
5.1 Maintenance Diagnostics ................................................................................................ 44
5.1.1 How to Begin Maintenance Diagnostics
............................................................ 44
5.1.2 Diagnostic Test for SRAM and DRAM ............................................................. 46
5.1.3 Diagnostic Test for Lever Sensor .................................................................... 46
5.1.4 Diagnostic Test for Media Sensors .................................................................. 47
5.1.5 Diagnostic Test for Width Sensor
.................................................................... 48
5.1.6 Diagnostic Test for Motor Encoder and Tool Holder Encoder ..................... 49
5.1.7 Y Motor Encoder Test ....................................................................................... 50
5.1.8 Diagnostic Test for Tool Force (VCM) ............................................................ 50
5.1.9 Diagnostic Test for Motor Movement
.............................................................. 50
5.1.10 Diagnostic Test for the RS-232 Interface
........................................................ 52
5.2 Problems and Solutions .................................................................................................. 53
5.3 Firmware update .............................................................................................................. 56
Chapter 6 Appendix ..................................................................................................................... 58
6.1 Recommended Parts and Accessory List
.................................................................... 58