GCC Technologies Expert Pro Series, Maintenance Manual

Page: 2 / 58

2
Contents
Important Safety Information .......................................................1
Safety Instructions ........................................................................................................ 1
General and Personal Safety Precautions …..................................................................1
Contents .........................................................................................2
Introduction and Component Overview..........................................................................3
Main Unit Assembly……………................................................................................4
Unit Chassis Assembly .................................................................................................6
Left End Assembly..........................................................................................................7
Right End Assembly ......................................................................................................9
Carriage Assembly without PCB…..............................................................................11
Complete X-motor Assembly........................................................................................13
Y-Axis Idle Pulley Assembly........................................................................................15
Pinch Roller Assembly..................................................................................................17
Grid Drums Assembly...................................................................................................19
Main Beam Assembly………………………………………………………………...21
1. System Diagram and Components of Main Board................22
1.1 System Diagram………………………………………………………………..23
1.2 Connection of Electrical Components…………………………………………24
Replacement of Pinch Roller Set and Lever Assembly............................................26
Removal and installation of Tool Carriage……………….............................................28
Belt Tension Adjustment……………........................................................................29
2. Maintenance………………………………………………………..30
Removing the Front, Back, End and Top Covers…………………………………..30
Replacing the Pinch Roller Sets…...............................................................................32
Replacing the Tool Carriage………………………………………………………...34
Replacing the Y-Motor................................................................................................36
Replacing the VCM PC Board.....................................................................................38
Main board Connection or Replacement ................................................................…39
Replacement of Fuses ............................................................................................….40
Adjusting the Tool Carriage Transmission Belt ...........................................................41
Adjusting the X Motor Tension Belt ............................................................................42
Adjusting the Y Motor Tension Belt ............................................................................43
3. Troubleshooting…………………………………………………..45
Maintenance Diagnostics.............................................................................................45
How to Begin Maintenance Diagnostics......................................................................46
Diagnostic Test for SRAM and DRAM .......................................................................47
Diagnostic Test for Lever Sensor.................................................................................47
Diagnostic Test for Media Sensor…………………....................................................48
Diagnostic Test for Width Sensor ................................................................................49
Diagnostic Test for Motor Encoder and Tool Holder Encoder ...................................50
Diagnostic Test for Tool Force (VCM) .......................................................................51
Diagnostic Test for Motor Movement.........................................................................51
Diagnostic Test for the RS-232 Interface....................................................................53
Problems and Solutions ...............................................................................................54
Appendix………………………………………………………..……57
Spare Parts Reordering Form ...............................................................................58