Service Manuals, User Guides, Schematic Diagrams or docs for : Pioneer Audio SD-1100 hfe_pioneer_sd-1100_service
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4-CHANNEL STEREO DISPLAY SD-1100/Fw (72H02Y41F> www.hifiengine.com SD-1100 CONTENTS 1. SPECIFICATIONS ..................................... 3 2. FRONT PANEL FACILITIES ...................... ...... 5 3. REAR PANEL FACILITIES 7 4. PERFORMANCE CHECKS 4.1 Before operation . ................................... 8 4.2 Audio frequency oscillator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4.3 Lissajous patterns . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4.4 Frequency response observation ..................... ..... 10 4.5 4 channel stereo display . .. .......... .............. ..... 11 5. CIRCUIT DESCRIPTION 5.1 Block diagram, circuit composition . ............. .......... 12 5.2 Microphone amplifier . . . . . . . . . . . . . . . .. . . . .. . . . . ... .. 14 . . 5.3 Meter amplifier . . ........ . . . . . . . . . .. . . . . . . . . .. ... . . . 14 5.4 VERT and HOR IZ amplifier . .. . . . . .. . . . . . . . . ... . ...... 15 . . 5.5 Spot killer circuit . ................................... 16 5.6 Sweep time generator ....... .......................... 16 5.7 Audio sweep generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . 18 5.8 4 CH display amplifier . . . . . . . . .. . . . . . . . . . .. . . .. . . .... . 20 6. DISASSEMBLY 6.1 Wooden case . ...................................... 21 6.2 Bottom plate ....................................... 21 6.3 Front panel ....................................... 21 6.4 CRT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 6.5 Level meters . ............................. ......... 22 7. ALIGNMENT PROCEDURE 7.1 Zero axis position . .......................... ......... 23 7.2 Amplitude sensitivity adjustment . ........................ 23 7.3 Focus adjustment . ................................... 24 7.4 Spot killer adjustment . ........................... ..... 24 7.5 Meter calibration . . . . . . . .. . . . . . . . . . . . .. . . . . . . . . . . .. . 24 . 7.6 Oscillator frequency calibration .......................... 25 7.7 Frequency scale calibration 26 7.8 Oscillating level adjustment ................... ......... 26 8. TROUBLE- SHOOTING CHART . . . . . . . . . . . .. . . . .. . . . .. . . . 27 9. PARTS LAYOUT 9.1 Top view .. . . . . ... .. . . . . . . . . . . . . . .. . . . . . . . . . . . . . . . . 29 9.2 Bottom view . . . . . .... . . . . . ..... . . .. . . . . .
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