Bose PowerMatch PM8250

2
CONTENTS
Safety Information .............................................................................................................................3
Warranty .............................................................................................................................................3
Specifications................................................................................................................................ 4-5
Product Description ................................................................................................................... 6-15
Electrostatic Discharge Sensitive (ESDS) Device Handling .....................................................16
Part List Notes ................................................................................................................................16
Packaging Part List, PowerMatch
®
Amplifier (refer to Figure 1) ................................................17
Figure 1. PowerMatch Amplifier Packing View ................................................................................17
Main Part List, PowerMatch Amplifier (refer to Figure 2) ...........................................................18
Figure 2. PowerMatch Amplifier Exploded View ..............................................................................18
Main Part List, PowerMatch Amplifier (refer to Figure 3) ...........................................................19
Figure 3. PowerMatch Amplifier Exploded View ..............................................................................19
Main Part List, PowerMatch Amplifier (refer to Figure 4) ...........................................................20
Figure 4. PowerMatch Amplifier Exploded View ..............................................................................20
Main Part List, PowerMatch Amplifier (refer to Figure 5) ...........................................................21
Figure 5. PowerMatch Amplifier Exploded View ..............................................................................21
Figure 6. PM8500N Amplifier with the cover removed ..................................................................... 22
Disassembly Procedures ......................................................................................................... 23-28
Test Procedures ....................................................................................................................... 29-40
4. Hi-Pot Test ...................................................................................................................................39
5. Ground Bond Test ......................................................................................................................39
Firmware and Speaker EQ Update Procedure ...................................................................... 40-41
Service Manual Revision History .................................................................................................42