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There are currently no product reviews.
 ;
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
 ;
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.
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The service manual is a good quality scan of the Blaupunkt RTV-404, which is electrically and mecanically identical to the Panasonic NV-830.
6-2. Vertical
Unstable picture
Is the 12V,-12Vdc line voltage is correct?
No
Refer to P. S. U
Yes
40V
-10V
50Vp-p
Is the pulse of pin 6 of the IC401 correct?
Yes
Trouble in vertical D. Y
No
Is the output of pin 8 of IC501 all normal?
Yes
Check IC401 and its ambient circuit
No Check the IC501 and its ambient circuit
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