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GT-3 Series
Brother GT-3 Series Service Manual
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GT
-3 Series
Service Manual
Please read this manual before making any adjustments.
GARMENT PRINTER
GT-3 Series US suppo
sa.com/Garmentprinters/
rt homepage http://www.brother-u
2
Table of Contents
Default Chapter
1
Service Manual
1
Safety Instructions
2
Environmental Requirements
3
Table of Contents
7
1 About GT-3 Series
10
Specifications
10
Software Specifications
10
Identifying Your Printer's Parts
11
Front
11
Right
12
Rear
12
Inside of the
13
Upper Part of the Maintenance Unit
14
Under the Platen
15
Control Panel
16
Display
17
Menu List
18
2 Setting up GT-3 Series
20
Setup Requirements
20
Environment
20
Required Tools
21
Other Requirements
21
Consumable Requirements and Options
22
Unpacking
23
Unpacking Procedure
23
Transportation of GT-3
24
Installing Waste Ink Tank
25
Removing Protection Materials
25
Levelling GT-3
27
Setting up GT-3 Series
28
Installing the Print Heads
28
Preparing Your PC
34
When You Have GT-541 / GT-782
34
PC Preparation: for Windows XP (32 Bit)
34
Connection with USB 2.0 Cable: for Windows XP
35
Network Settings: for Windows XP
37
Address
37
Assignment of GT-3'S IP Address
40
Setting on the LAN
42
PC Preparation: for Windows Vista / Windows 7 / Windows 8 (32 Bit / 64 Bit)
49
Connection with USB 2.0 Cable: Windows Vista / Windows 7 / Windows 8
50
Network Settings: for Windows Vista / Windows 7 / Windows 8
51
Address
51
Assignment of GT-3'S IP Address
54
Setting on the LAN
56
Troubleshooting
63
2-5-8.1 Windows 7 / Windows 8 will Not Recognize the GT-3 Printer Driver after You Connect to Your PC with USB Cable
63
Preparation and Check before Use
69
Installing Ink Cartridge
69
Installing Ink
71
Test Print
74
Head Cleaning
76
Firing Adjustment of the Print Heads
77
Aligning the Print Position of White / Color Print Heads
81
3 Operation
84
Menu
84
User Menu / Advanced Menu
84
Supplementary Description of the User Menu
84
Test Print
85
Maintenance Parts Exchange
85
Tube Cleaning
86
How to Go to Advanced Menu
86
List of Advanced Menu
86
Description of the Advanced Menu
87
CR Origin Sensor Adjustment
87
Firmware Update
87
Output Check
87
Input Check
87
Temperature Adjustment
88
Solid Print
88
Log Level
88
Pump Pressure
89
Firmware Update
91
The Difference between GT-3 Firmware Update (PC) and USB Flash Drive
91
How to Update from USB Flash Drive
91
Countermeasure for Cancelled Update
92
Confirmation of Cancelled Conditions
92
Restart the Updates Except Main
92
Program
92
Update with Boot System Program
92
Upgrade in Flash ROM Writing Error
93
Service Tool
94
Precautions of Using GT-3 Service Tool
94
Resetting "Clean Tube W" Warning
94
Demonstration Mode
95
Getting Log File and Analysis
95
Precautions of Getting Log File
95
Getting Log File
96
View Log File with GT-3 Service Tool
96
4 Solving Print Quality Problems
98
Checking the Cause of Misfiring
99
Detailed Check Flow
100
Heavy Misfiring in Printing (Checking Cracks Inside the Tube)
107
Faded Print by Dryness (Changing the Wipe Frequency)
109
Cleaning the Tubes and Print Heads (White/Color Tube Cleaning)
110
5 Regular Maintenance
115
Cleaning
117
Cleaning the Print Head Caps and Wiper Blades
117
Cleaning the Print Head Nozzles
119
White Ink Maintenance
121
Cleaning the Inside of the Printer
122
Cleaning the Encoder Strip
122
6 Replacing Parts
125
Replacing the Printer Parts
126
Required Tools
126
Assembling/Disassembling the Covers
127
Assembling/Disassembling of the Platen
132
Platen Belt and Reduction Belt
137
Adjusting the Tension of Platen Belt and Reduction Belt
142
Platen Motor
144
Platen Pulley Ball Bearing
148
Platen Origin Sensor
151
Adjustment of the Platen Sensor Dog
153
Platen Top Plate and Shoulder Bar
156
Leveling of the Platen Top Plate
159
Carriage Motor
162
Carriage Driving Parts
164
Encoder Strip
167
Sensor Flap
171
Assembling / Disassembling of the Maintenance Unit
174
Wiper Cleaner
180
Checking and Adjusting the Wiper Blade Assy
182
Pump Tube
187
Suction Pump Assy
192
Replace the Pump Sensor
197
Cap Rubber
199
Cassette SW Harness Assy
201
Sensor for the CL Drive Cam
203
Motor of the CL Drive Cam
205
Wiper Sensor
207
Adjusting the Height of Wiper Blade
209
Adjusting the Position of Wiper Blades
212
Wiper Motor
214
Waste Ink Tubes
215
Solenoid for Head Cleaning
220
Ink Supply Mechanism
222
Replacing the Filter on the Print Head
229
Replacing the Filter for CMYK
229
Replacing the Filter for White
232
Ink Switch Dog
235
Tubes
241
Needles
276
Ink Retrieval Unit (GT-381/GT-361 Only)
282
Print Heads
288
Print Head FFC
297
Waste Ink Units
301
Exhaust Fan
308
Removing the Needle Felt
310
Felts on Cartridge Base
316
Replacing the Electrical Parts
318
Precautions in Adjustment
318
Control Box, Operation Panel, Pcbs
319
Motors, Solenoids, Sensors and Switches
320
Control Box Assy
322
Connectors
323
Connector Locations
323
Main PCB Assy
327
EMC Filter
331
Speaker
331
Power Unit
332
Surge Absorber PCB Assy
333
Control Box Assy
334
Panel Body Assy
339
Panel PCB Assy
341
USB Host PCB Assy
343
Encoder PCB Assy
344
Maintenance PCB Assy
345
Carriage PCB Assy
346
Ink Sensor PCB Assy
348
Ink Switch PCB Assy
349
Lithium Battery
351
Ffc
352
7 Transporting the GT-3 Series / Required Maintenance for Long-Term Storage
355
Transporting the GT-3 Series
355
Storage
359
8 Error Code List
363
Interpreting the Display
363
Warnings
363
Error Messages
365
9 Block Diagram of the Control Circuit
374
Other manuals for Brother GT-3 Series
Basic Operation Manual
91 pages
Maintenance Guide
16 pages
Instruction Manual
18 pages
Reference Guide
8 pages
Install
4 pages
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Brother GT-3 Series Specifications
General
Connectivity
USB, Ethernet
Print Technology
Inkjet
Ink Colors
CMYK + White
Media Width
24.8 inches (630 mm)
Interface
USB 2.0
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