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PT 1800 - P-Touch 1800 Thermal Transfer...
Service manual
Brother PT-1800 Service Manual
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Also See for PT-1800
:
User manual
(139 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Chapter I Specifications
Table of Contents
Mechanical Specifications
External Appearance
Keyboard
Display
Printing Mechanism
Tape Cassette
Tape Cutter
Electronics Specifications
Character Generator
Power Supply
Key Commands for Special Functions
Initializing
Demonstration Print
Chapter II Mechanisms
Theory of Operation
Print Mechanism
Platen and Tape Feed Sub Roller Setting & Retracting Mechanism
Regular Tape & Ribbon Feed Mechanism
Tape Cutter Mechanism
Roller Holder ASSY & Cassette Cover Interlocking Mechanism
Disassembly & Reassembly
Disassembly Procedure
1 ] Removing the Battery Lid and Batteries
2 ] Removing the Tape Cassette
3 ] Removing the Bottom Cover
4 ] Removing the Chassis ASSY
5 ] Removing the Main PCB and Rubber Key Pad
6 ] Removing the Cassette Sensor PCB
7 ] Removing the Blind Cover
8 ] Removing the Power Supply PCB
9 ] Removing the Battery Terminals
Reassembly Procedure
1 ] Installing the Battery Terminals
2 ] Installing the Power Supply PCB
3 ] Installing the Blind Cover
4 ] Installing the Cassette Sensor PCB
5 ] Installing the Rubber Key Pad
6 ] Installing the Main PCB
7 ] Installing the Chassis ASSY
8 ] Installing the Bottom Cover
9 ] Installing the Cassette Cover
Installing the Tape Cassette
Loading Batteries and Installing the Battery Lid
Demonstration Print and Final Check
Chapter III Electronics
Outline of Control Electronics
Main Pcb
Block Diagram
Cpu
Key Contacts Matrix
2 ] Solder Points
Power ON/OFF Circuit and Power Saving Circuit
1 ] Power ON/OFF Circuit
2 ] Power Saving Circuit
Motor Driver Circuit
Thermal Head Drive Circuit
Voltage Detector Circuit and Temperature Sensor Circuit
1 ] Voltage Detector Circuit
2 ] Ambient Temperature Sensor Circuit
Cassette Sensor Circuit
Cutter Sensor Circuit
Oscillation Circuit
Reset Circuit
5BV Power Source
Power Supply Pcb
Chapter IV Troubleshooting
After Repairing
Precautions
Troubleshooting
Troubleshooting Flows
1 ] Tape Feeding Failure
2 ] Printing Failure
3 ] Powering Failure (Nothing Appears on the LCD
4 ] no Key Entry Possible
5 ] Abnormal LCD Indication
6 ] Tape Cassette Type Not Identified
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Quick Links
1
Key Commands for Special Functions
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See also:
User Manual
SERVICE MANUAL
MODEL: PT-1800/1810
Table of
Contents
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Chapters
Chapter I Specifications
6
Chapter II Mechanisms
16
Chapter III Electronics
44
Chapter IV Troubleshooting
63
Table of Contents
Troubleshooting
TROUBLESHOOTING
64
Troubleshooting Flows
65
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