Brother P-touch HOME&HOBBY Manuals

Manuals and User Guides for Brother P-touch HOME&HOBBY. We have 1 Brother P-touch HOME&HOBBY manual available for free PDF download: Service Manual

Brother P-touch HOME&HOBBY Service Manual

Brother P-touch HOME&HOBBY Service Manual (68 pages)

Brand: Brother | Category: Label Maker | Size: 1.15 MB

Table of Contents

Chapter I. Specifications

6
- Table of Contents
  6
- Mechanical Specifications
  7
  - External Appearance
    7
  - Keyboard
    7
  - Display
    7
  - Printing Mechanism
    8
  - Tape Cassette
    8
  - Tape Cutter
    8
- Electronics Specifications
  10
  - Character Generator
    10
  - Power Supply
    10
Chapter II. Mechanisms

12
- Theory of Operation
  13
  - Print Mechanism
    13
  - Platen Setting & Retracting Mechanism
    14
  - Tape Feed Mechanism
    15
  - Tape Cutter Mechanism
    16
  - Cutter Safety Lock Mechanism
    17
- Disassembly & Reassembly
  18
  - Disassembly Procedure
    19
    
    1 ] Removing the Cassette Cover, Dry Cells, Tape Cassette, and Cutter Unit
    19
    
    2 ] Removing the Chassis ASSY
    20
    
    3 ] Removing the Sub PCB*, Main PCB, and Rubber Key Pad
    23
    
    4 ] Taking out the - and + Terminal Assys 65, +/- Terminals P1 and P3, and Battery Terminals P2
    24
    
    5 ] Unsoldering the + and - Terminal Assys 65 and Sub PCB Leads* from the Main PCB
    26
  - Reassembly Procedure
    27
    
    1 ] Soldering the Sub PCB Leads* and + and - Terminal Assys 65 Onto the Main PCB
    27
    
    2 ] Setting the Battery Terminals P2, +/- Terminals P3 and P1, and + and - Terminal Assys 65
    28
    
    3 ] Installing the Rubber Key Pad, Main PCB, and Sub PCB
    29
    
    4 ] Installing the Chassis ASSY
    30
    
    5 ] Setting the Cutter Unit, Tape Cassette, Dry Cells, and Cassette Cover
    33
    
    6 ] Demonstration Print and Final Check
    34
Chapter III. Electronics

36
- Outline of Control Electronics
  37
- Main Pcb
  38
  - Block Diagram
    38
  - Cpu
    39
  - LCD Controller
    39
  - Key Contacts Matrix
    40
    
    2 ] Solder Points
    42
  - Power ON/OFF Key and Reset Circuit
    43
    
    1 ] Power ON/OFF Circuit
    43
    
    2 ] Automatic Powering-Off Circuit
    44
  - Motor Drive Circuit
    45
  - Thermal Head Drive Circuit
    46
  - Voltage Detection Circuit
    48
  - Oscillation Circuit
    49
  - Power Supply Circuit
    50
- Sub Pcb
  51
Chapter IV. Troubleshooting

53
- After Repairing
  54
- Precautions
  54
- Troubleshooting
  54
- Troubleshooting Flows
  55

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