Bose amplus supplement s2

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1 CONTENTS Safety Information ............................... 3 Electrostatic Discharge Sensitive (ESDS) Device Handling ........... 4 Warranty Information ....................... 4 Theory of Operation, Opti-Voice ¨ Page Option Card .............. 5-6 Theory of Operation, Opti-Sourceª Option Card ................. 7-8 Theory of Operation, FreeSpace ¨ Model 1B Equalizer Card ............... 9 General Information .............................. 10 Disassembly/Assembly Procedures ......................... 11-12 Figure 1. AmPlusª 100 Rear Panel .............................11 Figure 2. Option Card Installation ................................11 Figure 3. Top Cover Removal ...................................11 Figure 4. EQ Card Installation .....................................11 Figure 5. Top Cover Replacement .............................12 Opti-Voice Page Option Card Controls .......................... 13-15 Opti-Source Option Card Controls .............................. 16-18 AmPlus 100 Test Setup Parameters ..................................... 19 Table 1. AmPlus 100 Initial Switch Settings ............................19 Table 2. AmPlus 100 Signal Inputs Table ..............................19 Table 3. AmPlus 100 Signal Outputs Table .............................19 Test Procedures ............................................ 20-31 Table 4. Opti-Source Option Card Initial Switch Positions ...............................20 Table 5. Opti-Source Option Card Signal Inputs ....................................20 Table 6. Opti-Voice Page Option Card Initial Switch Positions ........................24 Table 7. Opti-Voice Page Option Card Signal Inputs .........................24 Table 8. Opti-Voice Page Option Card Signal Outputs ....................................24 Table 9. AmPlus 100 Amplifier Initial Switch Settings ..........................28 Table 10. AmPlus 50 Amplifier Initial Switch Settings ............................28 Table 12. FreeSpace Model 1B Flush EQ Frequency Response Tests .............29 Table 11. FreeSpace Model 1B Surface EQ Frequency Response Tests ...........29 Table 13. Model 8 Full Range Response Tests ..............................30 Table 14. Model 8 High Frequency Response Tests ..............................31 Table 15. Model 25/32 Full Range Response Tests ................................31 Table 16. Model 25/32 High Frequency Response Tests ................................31 Part List Notes ................................................................. 32 Product Code Listing ...................................................... 32 Electrical Part List, Opti-Voice Page Card ................................... 33-35 Packing List, Opti-Voice Page Card (see Figure 6) ..................................... 36 Figure 6. Opti-Voice Page Card Packing View ....................................36 Electrical Part List, Opti-Source Option Card ........................................ 37-39 Packing List, Opti-Source Option Card (see Figure 7) ................................. 39 Figure 7. Opti-Source Option Card Packing View ...........................................39 FreeSpace Model 1B EQ Card Part List .................................................. 40-41 Packing List, FreeSpace Model 1B EQ card (see Figure 8) ....................... 41 Figure 8. FreeSpace Model 1B EQ Card Packing View .................................41 Model 8 EQ Card Part List ................................................ 42-43 Packing List, Model 8 EQ Card (see Figure 9) .............................................. 43 Figure 9. Model 8 Equalizer PCB Packing View ...........................................43 Model 25/32 EQ Card Part List ........................................................... 44-45 Packing List, Model 25/32 EQ Card (see Figure 10) .................................... 45 Figure 10. Model 25/32 Equalizer PCB Packing View ...................................45

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2 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 CAUTION: The AmPlusª 10 and AmPlus 50 Amplifier Option and Equalizer Cards contain no user serviceable parts. To prevent warranty infractions, refer servicing to warranty service centers or factory service. Main Part List, FreeSpace ¨ Zone 2 Remote Control with A/B Switch (see Figure 11) ......... 46 Figure 11. FreeSpace Zone 2 Remote Control with A/B Switch Exploded View .............46 Main Part list, FreeSpace Zone 2 Remote Volume Control w/o A/B Switch (see Figure 12) .. 47 Figure 12. FreeSpace Zone 2 Remote Volume Control w/o A/B Switch Exploded View ......47 Integrated Circuit Pinout Diagrams .................................... 48-49 General Troubleshooting Tips .................................. 50-51 Troubleshooting the Opti-Voice ¨ Page Card ............................ 52 Troubleshooting the Opti-Sourceª Option Card .......................... 53 Figure 13. FreeSpace Model 1B Equalizer Board Topside and Etch Layout Diagram ...........54 Figure 14. FreeSpace Model 1B Equalizer Board SMD and Etch Layout Diagram ............54 Figure 15. Models 8 and 25/32 Equalizer PCB Topside Component and Etch Layout Diagram ..55 Figure 16. Models 8 and 25/32 SMD Component and Etch Layout Diagram ...........55 Figure 17. Models 8 and 25/32 Equalizer PCB Schematic Diagram ......................56