Table Of Contents - Bose 2150 Service Manual

Safety Information ............................................................................................................................. 3
Electrostatic Discharge Sensitive (ESDS) Device Handling ....................................................... 3
Warranty ............................................................................................................................................. 3
Specifications ................................................................................................................................ 4-5
Amplifier/Driver Board Version Information ................................................................................... 6
Packaging Part List, Model 2150 Amplifier ..................................................................................... 6
Part List Notes .................................................................................................................................. 7
Main Part List, Model 2150 Amplifier (items not shown on a part drawing) ................................ 7
Main Part List (Continued), Model 2150 Amplifier (see Figure 1) ................................................ 8
Figure 1. Model 2150 Amplifier Top Cover Removal Exploded View .................................................... 8
Main Part List (Continued), Model 2150 Amplifier (see Figure 2) ................................................ 9
Figure 2. Model 2150 Amplifier Internal Assemblies Exploded View .................................................. 10
Main Part List (Continued), Model 2150 Amplifier (see Figure 3) .............................................. 11
Figure 3. Model 2150 Amplifier Module Exploded View ...................................................................... 11
Electrical Part Lists .................................................................................................................. 12-45
Input Module Assembly ............................................................................................................ 12-14
Barrier PCB Assembly (part of Input Module Assembly) ............................................................ 15
Amplifier PCB Assembly (board part number 6000.0435) ...................................................... 16-20
Amplifier PCB Assembly (board part number 8005.0587) ...................................................... 21-26
Power Supply PCB Assembly .................................................................................................. 27-29
Switch PCB Assembly ............................................................................................................... 30-31
AC Input/Output PCB Assembly ..................................................................................................... 32
Interface PCB Assembly ........................................................................................................... 33-34
Digital Signal Processor (DSP) PCB Assembly ..................................................................... 35-43
Display PCB Assembly .............................................................................................................. 44-45
Disassembly Procedures ......................................................................................................... 46-49
Test Procedures ....................................................................................................................... 50-54
Figure 4. Model 2150 amplifier rear panel ......................................................................................... 50
Figure 5. Test Setup Diagram ........................................................................................................... 50
Figure 6. Model 2150 Amplifier Signal Flow Block Diagram .............................................................. 55
Theory of Operation ................................................................................................................. 56-65
Circuit Board Layout Diagrams ............................................................................................... 66-73
Integrated Circuit Diagrams .................................................................................................... 74-78
Troubleshooting ............................................................................................................................. 79
Service Manual Revision History ................................................................................................. 80
refer servicing to warranty service stations or factory service.
THIS DOCUMENT CONTAINS PROPRIETARY INFORMATION OF
BOSE CORPORATION WHICH IS BEING FURNISHED ONLY FOR
THE PURPOSE OF SERVICING THE IDENTIFIED BOSE PRODUCT
BY AN AUTHORIZED BOSE SERVICE CENTER OR OWNER OF THE
BOSE PRODUCT, AND SHALL NOT BE REPRODUCED OR USED
CONTENTS
®
CAUTION: The Bose
user-serviceable parts. To prevent warranty infractions,
PROPRIETARY INFORMATION
FOR ANY OTHER PURPOSE.
Model 2150 amplifier contains no
2