Bose 203 service manual rev 02

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CAUTION: THE MODEL 203 LOUDSPEAKER CONTAINS NO USER-SERVICEABLE PARTS. TO PREVENT WARRANTY INFRACTIONS, REFER SERVICING TO WARRANTY SERVICE STATIONS OR FACTORY SERVICE. PROPRIETARY INFORMATION 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 FOR ANY OTHER PURPOSE. CONTENTS Specifications ........................................................................\ .............................................. 2 Disassembly/Assembly procedures ........................................................................\ ....... 3-4 Test Procedures ........................................................................\ .......................................... 5 Figure 1. Model 203ª Loudspeaker test setup diagram ................................................................ 5 Figure 2. Model 203 Loudspeaker Crossover Assembly topside and etch layout diagram ............. 6 Figure 3. Model 203 Loudspeaker Driver wiring diagram ............................................................... 6 Figure 4. Model 203 Loudspeaker Crossover Assembly schematic diagram ................................. 7 Model 203 Loudspeaker Crossover Assembly part list (per figure 5) ............................ 8 Figure 5. Model 203 Loudspeaker Crossover Assembly layout diagram ........................................8 Model 203 Loudspeaker part list (per figure 6) ................................................................ 9 Figure 6. Model 203 Loudspeaker exploded view ........................................................................\ ...9 Model 203 Loudspeaker packing list (per figure 7) ........................................................ 10 Figure 7. Model 203 Loudspeaker packing diagram .....................................................................10 Optional 70/100V Transformer Accessory part list and installation ............................. 11