JVC 32" tuner trouble.

Mar 11, 2006 1 Replies

Model # AV-32D104, only problem is when changing channels, you get a momentary shift in the frequency of the station, & some stations have herring bone pattern in them. Replaced the tuner, talked to JVC Tech, & tried the T 111 Main VCO adjustment within the RF AGC, & VCO EEPROM settings, even tried the AGC setting...the same. Ideas? Dani.



I can only give general information for your model.

The problem can be in the AGC, or the AFC circuits as well. These are usually in the IF section. There amy be some external components on the main circuit board that are involved as well.

If you purchase the service manual, and have the tools to follow through these areas, and have the service knowledge and experience, you should be able to service your set.

Jerry G.

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