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JVC AV-27720 27" TV Questions & Answers
TV suddenly turned off. Will not come back on. Makes "clicking" noise
You are likely hearing a protective relay connecting/disconnecting the AC in.
Often caused by a shorted horizontal output (flyback) transistor and also can indicate that the transformer (flyback) that produces the high voltage and horizontal drive signal has died.
Parts for CRT sets are becoming harder to find, you might consider replacing your set at this point.
I have a 27" JVCtv
If your picture is good but there is not sound, change the Eeprom. To get another one recorded.
Tv has a flat light across the middle of the
Very common issue is bad connections on the vertical output IC. If you can tap on the main board and the picture starts working or you see it flash to a full picture intermittently then you will need to re solder the IC. The location I believe is IC1421 on it should be near a connector and wires that are yellow and green in color. Please take a moment to rate my answer. Thanks...
No sound
if your tv has audio/video inputs try watching some dvd movies ir sound is heard by using your audio/video setup the problem most likely is your sound IF section or your switching ic that selects your av/tv mode is deffective
Jvc AV-27720
In my case the solution for this problem was the transistor replacement. The jonction E-C and B-E was bad. Rplacer by the ECG 2331 part on NTE.
Tv wont turn on
This is a general failure indicator and can be anything from a blown fuse to a bad power supply/vertical IC/lightning strike.
There are 2 fuses, check/replace both. if they blow again, check for physical damage to the vertical IC LA7832. If its cracked or had a hole in it , you are going to need to take it in for service.
Sound is fine, picture not
You have a vertical deflecttion chip that is going bad. Probably a LA7832. There is also a good chance that you have a leaky capacitor and bad zener diode. The capacitor is east to get , the zener diode part # is MTZJ75. These repairs are usually best left to a professional
JVC 43" (109cm) HD Ready Plasma TV PD43N30A. Chunghop universal remote codes for JVC pd43n30a
Question edited for a lot more clarity, plus
Chunghop not chungCHOP :>D
JVC: 089, 161, 909
CHUNGHOP Universal Remote Control Codes
codesforuniversalremotes.com
https://codesforuniversalremotes.com > chunghop-univer...
Jul 25, 2019 -
CHUNGHOP Universal Remote Control Codes ; Aiwa: 009, 057, 058 ; Samsung: 618, 619, 620, 621 ; Philips: 013, 023, 024 ; Hisense: 676, 677, 707, 898
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