Bose 3-2-1 Service Manual

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CONTENTS
Contents ............................................................................................................................................1
3•2•1 and 3•2•1 GS Home Entertainment System Differences ......................................................2
Software Update Information ..........................................................................................................2
Accessories .......................................................................................................................................2
Warranty.............................................................................................................................................2
Safety Information ............................................................................................................................3
Electrostatic Discharge Sensitive (ESDS) Device Handling .........................................................3
Specifications ................................................................................................................................ 4-7
Part List Notes...................................................................................................................................8
Packaging Part List, 3•2•1 Home Entertainment System Packaging View (see Figure 1) ..........8
Figure 1. 3•2•1 Home Theater System Packaging View ...................................................................9
Packaging Part List, 3•2•1 GS (Gemstone) Home Entertainment System (see Figure 2).........10
Figure 2. 3•2•1 GS (Gemstone) Home Theater System Packaging View ....................................... 11
Part List, 3•2•1 and 3•2•1 GS Home Theater Systems Accessory Kit (see Figure 3) ................12
Figure 3. Accessory Kit Exploded View ..........................................................................................12
Main Part List, 3•2•1 and 3•2•1 GS Console Assembly (see Figure 4) ........................................13
Figure 4. Console Exploded View ................................................................................................... 14
Main Part List, Bass Module Assembly (see Figure 5) ................................................................15
Figure 5. Bass Module Assembly Exploded View ........................................................................... 15
Main Part List, Bass Module PCB Assembly (see Figure 6)........................................................16
Figure 6. Bass Module PCB Assembly Exploded View .................................................................. 16
Main Part List, 3•2•1 GS Array Assembly (see Figure 7) .............................................................17
Figure 7. 3•2•1 GS Array Assembly Exploded View .......................................................................17
Electrical Part Lists ................................................................................................................... 18-37
Console Main PCB Assembly .................................................................................................. 18-34
Console LCD Display PCB Assembly ..................................................................................... 34-35
Bass Module PCB Assembly ................................................................................................... 36-37
Disassembly Procedures ......................................................................................................... 38-40
Test Procedures ........................................................................................................................ 41-45
3•2•1 System Date of Manufacture Information ...........................................................................45
Parental Control Information .........................................................................................................46
Table 1. 3•2•1 Console DVD Parental Control Rating Codes .......................................................... 46
Changing the 3•2•1 Console Region Code ............................................................................. 46-47
Table 2. Region Code Tap Commands and Responses .................................................................. 47
Computer Setup Procedure ..................................................................................................... 48-49
Figure 8. LCD Display PCB P/N: 254550-001 Rev. 00 Topside Etch Diagram.............................50
Figure 9. LCD Display PCB P/N: 254550-001 Rev. 00 Bottom Etch Diagram .............................50
Figure 10. LCD Display PCB P/N: 254550-001 Rev. 01 Topside Etch Diagram...........................51
Figure 11. LCD Display PCB P/N: 254550-001 Rev. 01 Bottom Etch Diagram ...........................51
Figure 12. LCD Display PCB P/N: 254550-001 Rev. 02 and 03 Topside Etch Diagram ..............52
Figure 13. LCD Display PCB P/N: 254550-001 Rev. 02 and 03 Bottom Etch Diagram ...............52
Figure 14. Bass Amplifier PCB P/N: 254574-001 Rev. 00 Etch Layout Diagram ........................53
Figure 15. Bass Amplifier PCB P/N: 254574-001 Rev. 01 Etch Layout Diagram and
Bass Amplifier PCB P/N: 266469-001 Rev. 00 Etch Layout Diagram ........................54
Figure 16. Bass Amplifier PCB P/N: 266469-001 Rev. 01 Etch Layout Diagram ........................55
Figure 17. Bass Amplifier PCB P/N: 268858-001 Rev. 00 Etch Layout Diagram ........................56
Glossary of Terms ...........................................................................................................................57
Service Manual Revision History...................................................................................................58

Bose 3-2-1 Specifications

General

Brand	Bose
Model	3-2-1
Category	Home Theater System
Language	English