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P-touch BB4
Brother P-touch BB4 Manuals
Manuals and User Guides for Brother P-touch BB4. We have
2
Brother P-touch BB4 manuals available for free PDF download: Service Manual, Parts Reference List
Brother P-touch BB4 Service Manual (66 pages)
Brand:
Brother
| Category:
Label Maker
| Size: 3.14 MB
Table of Contents
Chapter I. Specifications
6
Table of Contents
6
Mechanical Specifications
7
External Appearance
7
Entry System
7
Display
7
Printing Mechanism
8
Tape Cassette
8
Tape Cutter
8
Electronics Specifications
11
Character Generator
11
Power Supply
11
Chapter II. Mechanisms
13
Theory of Operation
14
Print Mechanism
14
Platen Setting & Retracting Mechanism
15
Tape Feed Mechanism
16
Tape Cutter Mechanism
17
Cutter Safety Lock Mechanism
18
Disassembly & Reassembly
19
Disassembly Procedure
20
1 ] Removing the Cassette Cover, Dry Cells, Tape Cassette, and Cutter Unit
20
2 ] Removing the Chassis ASSY
21
3 ] Removing the Main PCB
24
4 ] Removing Battery Terminals P1 and P2
26
5 ] Removing the Rubber 4 Key, Lens, Dial Sheet, Select Dial, Select Dial Claw, and Enter Key
27
Reassembly Procedure
28
1 ] Installing the Enter Key, Select Dial Claw, Select Dial, Dial Sheet, Lens, and Rubber 4 Key
28
2 ] Installing Battery Terminals P2 and P1
30
3 ] Installing the Main PCB
31
4 ] Installing the Chassis ASSY
32
5 ] Setting the Cutter Unit, Tape Cassette, Dry Cells, and Cassette Cover
35
6 ] Final Operation Check
36
7 ] Inspection Mode
37
Chapter III. Electronics
43
Outline of Control Electronics
44
Configuration
44
Main Pcb
45
Block Diagram
45
Cpu
46
LCD Driver
46
Key Contacts and Solder Points
47
ON/OFF Key and Its Circuit
49
Thermal Head Drive Circuit
51
Oscillation Circuit
52
Voltage Detection Circuit
52
Power Supply Circuit
53
Motor Drive Circuit
53
Dial Position Detection Circuit
55
Chapter IV. Troubleshooting
58
After Repairing
59
Precautions
59
Troubleshooting
59
Troubleshooting Flows
60
1 ] Tape Feeding Failure
60
2 ] Printing Failure
61
3 ] Powering Failure (Nothing Appears on the LCD
62
4 ] Abnormal LCD Indication
63
5 ] no Key Entry Possible
63
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Brother P-touch BB4 Parts Reference List (16 pages)
Brand:
Brother
| Category:
Label Maker
| Size: 0.28 MB
Table of Contents
Table of Contents
3
Print Mechanism
4
Covers
6
Main Pcb
8
Rubber Key
10
Attachments
10
Printed Matter
12
Packing Materials
14
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