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Very quality copy of original service manual, which contains the circuit diagrams, PCB and lists of components, well as recommendation for calibration procedures of device, also everything else, that need for repair, tuning and use this oscilloscope.
All presented copies have high-resolution, so you can view all in detail.
This manual will very useful for simple owners and for repairers.
I recommend these manual, because myself is owner of Philips PM3216 and I need sometimes servicing these oscilloscope (principally calibrating).
Also, these document is an example of excellent design of technical documentation.
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Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
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manual excelente completo , diagramas y esquemas bien presentados y buena calidad de imagen.
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muy buen manual completo de buena calidad de impresion preciso y detallado , muy útil para la reparación.
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The service manual is a good quality scan of the Panasonic NV-850, which is electrically identical to the Philips VR 6920, but mecanically just nearly.
Dolby®-Pegeleinstellung
Me�punkte ............................... MP 1377, MP 1378 Signalquelle ............................. Dolby®-Testcassette 400 Hz / 200 nWb/m Abgleichelemente .................... R 1241, R 1261 Spezifikation ............................ 450 mV ± 27 mV 1. Schalten Sie die Dolby®-Funktion aus. 2. Legen Sie die Dolby®-Testcassette in den Cassettenschacht ein, und starten Sie die Wiedergabe. 3. Stellen Sie mit R 1241 einen Pegel von 450 mV ± 27 mV an MP 1277 ein. Stellen Sie mit R 1261 einen Pegel von 450 mV ± 27 mV an MP 1278 ein.
* Rauschunterdrückungssystem unter Lizenz von Dolby Laboratories hergestellt. Das Wort Dolby und das Symbol des doppelten D sind die Markenzeichen von Dolby Laboratories.
Dolby® Adjustment
Measuring points ..................... MP 1377, MP 1378 Signal source ........................... Dolby® test cassette 400 Hz / 200 nWb/m Alignment elements ................. R 1241, R 1261 Specification ............................ 450 mV ± 27 mV 1. Switch Dolby® off. 2. Insert the Dolby® test cassette into the cassette compartment. Start tape play. 3. Use R 1241 to adjust a level of 450 mV ± 27 mV at MP 1277. Use R 1261 to adjust a level of 450 mV ± 27 mV at MP 1278.
* Noise reduction system manufatured under the licence of Dolby Laboratories. The Dolby logo and the double D Dolby symbol are registered trademarks of Dolby Laboratories.
Logik-Platte Logic board
PL 0312 A05
R1261
R1241
6 8 1
1377
4 1
8
1
D1140
9 16
D1250
9 11 16
D1350
5 8
1378
R1261 R1241
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