Table Of Contents - JBL PowerBass PB12 Service Manual

Powerbass series
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PB12
Safety Information ................................................................3
Basic Specifications ..............................................................4
Detailed Specifications ..........................................................5
Controls and their Function .....................................................6
Speaker Connection ..............................................................7
Operation ...........................................................................10
Troubleshooting...................................................................11
Test Setup and Procedure .....................................................12
Service Bulletin JBL 2001-03 .................................................13
Service Bulletin JBL 2001-05 .................................................14
Service Bulletin JBL 2001-07 .................................................15
Exploded and Packaging .......................................................16
Amplifier Exploded View .......................................................17
Amplifier Faceplate ..............................................................18
Integrated Circuit Diagrams....................................................19
Testing Procedure................................................................20
Electrical Parts List (PCB version 6.3 - 7.0)...............................23
Electrical Parts List (PCB version 7.2) ......................................28
Printed Circuit Boards (PCB version 6.4).............. .....................35
Printed Circuit Boards (PCB version 7.2)...... ............................36
Schematics
Preamp (PCB version 6.3 - 7.0)........................ .............39
Power Amp (PCB version 6.0 - 6.3).................................40
Power Amp (PCB version 7.0)........................................41
PCB version 7.2)................................... ..........42
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Power Amp (PCB version 7.2)........................................43

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