Changhong 21B18EA-TB1238AN
OSD lost, damaged or slightly short T c in the OSD oscillator, the solution: open-pin T is in the OSD oscillator gnd.
Fig almost half of the top lines (such as B + ic vertical less). ic vertical wear LA78040.
Damage to the R614 56k, stretchy value.
Konka-TB1238AN K2139C3
Disearching through, difine OK but long loser, replace c in T VCO (pin50 & 51 of IC TB1238AN) dg c ceramic 22pf
Konka has been manufacturing TV’s since the beginning of time. Well, to be politically correct since 1910, or ever since they started to introduce the first ever television sets. The company is based in Japan, and we all know the Japanese have a sure way of making the coolest high tech gadgets.
Konka TV’s are all designed with precision and ease of use in mind, so if you like gadgets and are fond of Japanese quality, you will not be disappointed with a Konka TV. These are not made in China, they are manufactured with the highest quality materials and parts to ensure that your widescreen tv viewing experience will be the greatest.
Konka TV’s are available in both LCD’s and Plasma models. They also make portable tv’s that you can take on the road or camping. No matter what the application, Konka TV has a solution to give you high quality at a price you can afford!
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