You can find out here if you have the same problems or symptoms of your LCD televison. you can find the other brands of lcd tv with same or similar symptom to get some ideas. Because the LCD tv theory for all brands/manufacturer are same. So, these LCD tv repair tips are suitable for use as a reference.
Note: These troubleshooting tips are not guarantee that you can fix your unit right away and won’t solve all the component problems you may run into, but they should solve a good number of them. Servicetron.com is not responsible for any damage as a result of following any of this advice.

• Grundig gulenar32hdip: stuck in standby mode, led light is blue color

Model/s: grundig gulenar32hdip with chassis l9 lcd tv
Symptom: stuck in standby mode, led light is blue color.
Cure/solutions: the blue led always stays on, even when appliance is on standby mode. Capacitor c931 (1000uf) replaced but appliance is still dead with 12v and 24v ok. Check and replace diode d300 on the right-hand side, on middle-top of the main board.

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