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It´s very very nice manual with all, what i need. Original in good quality. Very fast business. Very much thanks...
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Purchased the manual that I was looking for at a great price and could download it easily.. Great service experience and for future purchases I plan to use the site.
Thank you very much
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Exactly what was needed to assess the product - excellent value and great service
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A site where discontinualed schematic diagrams and back dated information can be found on discontinued radios tv's and any electronic equipment can be found. Newer manuals either Service and operating manuals. Radio amateurs should find this site a great source for ham radio equipment manuals. I will return to this site should I need information on any electrical equipment. priced easy to download in a PDF format and print pages need to undertake the repair.
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Quality scan of the original. All the detail necessary to troubleshoot, repair and adjust the unit. I'm sure I will be downloading more manuals in the future as the need arises.
ELECTRICAL TROUBLESHOOTING -15/17
(3) No sound (Hi-Fi Model Only)
No sound YES Check the Vcc of IC751 Pins 1, 19, 33. YES Check the Tuner SiF signal at IC751 Pin 2. YES Check the oscillator of IC751 Pins 5, 6. YES Check the Audio of IC751 Pins 30, 31. YES Check the Audio of IC801 Pins 2, 3. YES Check the Audio of IC801 Pins 16, 17. YES Check the signal flow from IC801 pins 18, 19 to JK901 Pins 1, 3. NO Check the IIC Clock and Data at IC801 Pins 42, 43. NO Check the signal flow from IC751 Pins 30, 31 to IC801 Pins 2,3. NO Check the IIC Clock and Data at IC751 Pins 12, 13. NO Replace X751. NO Check the Tuner Audio of TU701 Pin 22. NO Check 5V power.
-70-
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