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It was magic after so many years to still be able to source this info. It was equally amazing to return my Pioneer receiver to it near new sound quality AFTER NEARLY 30 YEARS! Thank you for this ability!
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Very quick and easy website to use and fast download of manual, quality of manual is excellent and will be pleased to use this service again in the future, thanks so much!
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Easy and secure way to get a complete service manual of a vintage hifi component. Only some parts of the print copy are dificult to read. Nice price!
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The manual is an excellent reproduction with complete schematics, made troubleshooting and repair a simple process.
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Up to now you are the BEST! Prompt-efficient and so reasonable ! I have been after SONY service manual for quite some time !Thank you very much ! I can recomend your service to
all my collegagues ! V.Bergfield .
ADJUSTMENT
A MAIN C.B
PRACTICAL SERVICE FIGURE
<TUNER SECTION>
<FM SECTION> Sensitivity : (IHF, THD 3%)
VR1
<TAPE SECTION>
3000Hz ± 60Hz Less than 0.50% (RMS) 35 ~ 50 g-cm (FWD, REV) More than 36 g-cm 60 ~ 170 g-cm 3 ± 1.5 g-cm (FWD, REV) More than 43dB (PB, DC) Less than 3% (PB, DC) Except YZ1: Less than 7.0mV (PB, DC, VOL MAX) YZ1: Less than 4.0mV (PB, DC, VOL MAX) 63Hz + 2/-4dB ~ 8kHz + 3/-4dB TTA� 100 TTA� 210 TTA� 320 (120µ) TTA� 330
VOLUME
L104
IC1
L102 PVC1 TC101 TC104 TC102 L103 TC103
2 3 2
Tape speed : Less than 17dB[at 88/98MHz] Wow & flutter : Less than 18dB[at 108MHz] Take-up torque : Signal to noise ratio : More than 50dB F.F torque : [at 88/98/108MHz] Rew torque : Distortion : Less than 3%[at 98MHz] Back tension : Intermediate frequency : 10.7MHz ± 0.1MHz S/N ratio : FM stereo separation : More than 16dB[at 98.0MHz] Distortion : Noise level : <AM SECTION> Sensitivity : (S/N 10dB) Less than 58dB [at 600/1000kHz] Frequency response : Less than 56dB[at 1400kHz] Test tape : Signal to noise ratio : More than 28dB[at 600kHz] More than 29dB [at 1000/1400kHz] Distortion : Less than 5%[at 1000kHz] Intermediate frequency : 455kHz ± 3kHz
SFR 1
L105 PHONES J1
IC BLOCK DIADRAM
6
1
5 3
4
67
IC, LAG668FT2
L101 BAR ANT
<TUNER SECTION>
1. AM IF Adjustment L105 ....................................................................... 455kHz 2. AM Frequency range Adjustment L104 ..................................................... 515 ± 5kHz<YZ1> L104 ........................................ 517 ± 5kHz<YU,YL,YL1> TC104 .............................................. 1670 ± 10kHz<YZ1> TC104 ................................. 1775 ± 10kHz<YU,YL,YL1> 3 AM Tracking Adjustment L101 ....................................................................... 600kHz TC101 .................................................................. 1400kHz
<TAPE PLAYER SECTION>
6. Tape Speed Adjustment Settings : � Test tape : TTA�100 (TAPE CENTRE) � Test point : PHONES JACK (J1) � Volume : NON-CLIP (MAX-10dB) � Tape/Radio : TAPE � Tape select : NORM � Adjustment location : SFR1 Method : Play back the test tape and adjust for 3000Hz ± 15Hz.
4. FM Frequency range Adjustment L103 ................................. 87.0 ± 0.1MHz <YU,YL,YL1> L103 ............................................. 87.4 ± 0.1 MHz <YZ1> TC103 ............................ 109.0 ± 0.1MHz <YU,YL,YL1> TC103 ......................................... 108.3 ± 0.1MHz <YZ1> 5. FM Tracking Adjustment L102 .................................................................... 88.0MHz TC102 ............................................................... 108.0MHz
7. Head Azimuth Adjustment settings : � Test tape : TTA�330 � Test point : PHONES JACK (J1) � Volume : MAX � Tape/Radio : TAPE � Tape select : NORM � Adjustment location : Head azimuth adjustment screw Method : Play back the 8kHz signal of the test tape and adjust so that the output becomes maximum.
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