Bose-300-PM-Service-Manual 电路图 维修手册.pdf

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1、 MODEL 300PM LOUDSPEAKER Part Number 193626 Rev. 00 Service Manual 1997 Bose Corporation CAUTION: THE MODEL 300PM LOUDSPEAKER CONTAINS NO USER-SERVICEABLE PARTS. TO PREVENT WARRANTY INFRACTIONS, REFER SERVICING TO WARRANTY SERVICE STATIONS OR FACTORY SERVICE. PROPRIETARY INFORMATION THIS DOCUMENT CO

2、NTAINS 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 FOR ANY OTHER PURPOSE. CONTENTS Specifications.3 SmartProte

3、ct Crossover PCB operation and troubleshooting . 4 Disassembly/Assembly procedures.5-6 Test procedures . 7 Figure 1. Model 300PM Loudspeaker test setup diagram . 7 Figure 2. Model 300PM Loudspeaker driver wiring diagram. 8 Figure 3. Model 300PM Loudspeaker schematic diagram. 9 Figure 4. Model 300PM

4、Loudspeaker Crossover Assembly top side etch layout diagram . 10 Figure 5. Model 300PM Loudspeaker Crossover Assembly bottom side etch layout . 11 Model 300PM Loudspeaker crossover assembly part list (per figures 4 all angles are in degrees. Figure 8. CB-22 bracket Figure 9. GBB-1 bracket Figure 10. GWS-200 bracket SPECIFICATIONS AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE P/N 193626 REV. 00 08/97 FOR TECHNICAL ASSISTANCE OR PART ORDERS, CALL 1-800-367-4008 Bose Corporation The Mountain Framingham, Massachusetts, USA 01701