PREFACE
This publication is a service manual covering the specifications, theory of operation,
disassembly/ reassembly procedure, and troubleshooting of the Brother PT-
1800/1810. It is intended for service personnel and other concerned persons to
accurately and quickly provide after-sale service for our PT-1800/1810.
To perform appropriate maintenance so that the machine is always in best condition
for the customer, the service personnel must adequately understand and apply this
manual.
This manual is made up of four chapters and appendices.
CHAPTER
I
SPECIFICATIONS
CHAPTER
II
MECHANISMS
CHAPTER
III
ELECTRONICS
CHAPTER
IV
TROUBLESHOOTING
APPENDICES
CIRCUIT DIAGRAMS
Summary of Contents for PT 1800 - P-Touch 1800 Thermal Transfer Printer
Page 1: ...SERVICE MANUAL MODEL PT 1800 1810 ...
Page 2: ...SERVICE MANUAL MODEL PT 1800 1810 ...
Page 5: ...CHAPTER I SPECIFICATIONS ...
Page 10: ...I 4 n U S A Canada n U K Figure 1 1 2 Key Arrangement 1 ...
Page 11: ...I 5 n Germany n France Figure 1 1 2 Key Arrangement 2 ...
Page 12: ...I 6 n Belgium Figure 1 1 2 Key Arrangement 3 ...
Page 15: ...CHAPTER II MECHANISMS ...
Page 43: ...CHAPTER III ELECTRONICS ...
Page 47: ...III 3 Figure 3 2 1 Block Diagram of Main PCB ...
Page 49: ...III 5 Figure 3 2 3 Timing Scheme and Waveforms of Key Scanning by the CPU ...
Page 62: ...CHAPTER IV TROUBLESHOOTING ...
Page 65: ...IV 2 4 1 3 Troubleshooting Flows 1 Tape feeding failure ...
Page 66: ...IV 3 ...
Page 67: ...IV 4 ...
Page 68: ...IV 5 2 Printing failure ...
Page 69: ...IV 6 ...
Page 70: ...IV 7 ...
Page 71: ...IV 8 3 Powering failure Nothing appears on the LCD ...
Page 72: ...IV 9 ...
Page 73: ...IV 10 ...
Page 74: ...IV 11 4 No key entry possible ...
Page 75: ...IV 12 5 Abnormal LCD indication ...
Page 76: ...IV 13 6 Tape cassette type not identified ...
Page 77: ...APPENDICES Circuit Diagrams A Main PCB B Power Supply PCB ...