Text preview for : hfe_pioneer_sd-1100_service.pdf part of Pioneer hfe pioneer sd-1100 service Pioneer Audio SD-1100 hfe_pioneer_sd-1100_service.pdf
Back to : hfe_pioneer_sd-1100_servi | Home
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 . . . . . .... . . . . . ..... . . .. . . . . .