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Onkyo TX-NR636, display not working

Hi, does anybody know how to test and repair display malfunction of this receiver. Display on tv works fine, only display of receiver itself

Comments
2020, August 16 - 13:27
#445840
hifista
hifista picture
14 years 4 months

Hello!
1.- The voltage at pins A and B of the display must be measured.
If 3-4 Volt AC is OK, if not R950 or R951 resistor is faulty.

2. Measure the voltage to ground at resistor R7518. -32V is good.
If taking the measurements causes a problem, consult a specialist.


Regards! Hifista.

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2020, August 16 - 10:06
#445814
SzBálint
SzBálint picture
16 years 3 weeks
****

Hello:flat cable contact?

https://elektrotanya.com/showresult?what=ONKYO%20TX-NR636&kategoria=&kat...

Bálint

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