20 Most Recent LG 42 42LK450 42 LCD TV Questions & Answers

Try to recall it after a peg.

These blinks [flashes] are fault indication (Error Codes). From the number of blinks occur at one time switch ON, you can get an idea about the faulty circuit section inside it. This will make repair easy. These are called blinking codes. Make sure about the exact number of blinking of the standby/power LED, by switching On & OFF the set, for at least two times. Count it carefully. If you wish to get some details, check the site linked here. It has details about blinking codes, and fault locating procedure, to many popular brand TVs and other devices. Viewing it in "Mosaic" or "Magazine" will make surf easy. http://electronicshelponline.blogspot.com/ Blinking codes details to many popular brand TVs are given. Surf the site with patience. Do a search by type in the brand name of the device to the search box.

Sorry but you have a bad panel. Repair cost is prohibitive. The T-con was a good choice, but is the last step to the panel.

check AC power cord & connections, then possibly fuse or capacitors in Power supply PCB or Main PCB

PLease call LG.

If water have entered inside the panel, you have to disassemble the set's panel to wipe it out. Normally, there is no possibility to enter water into the panel. Anyway, it will be best to contact any service technician. Disasembling panel is a skilled work.