Samsung LN40A550

Solve device problem

Videos (tutorials) Documents (manuals)


How to Repair Samsung LCD TV Power Cycling, Screeching High Pitched Noise and Bad Picture

Common symptoms are: TV power cycles, turns off and on repeatedly, lour noise.. Replacing the mainboard will fix this problem.

Samsung LN40A550 Turning On and Off

This is a video showing the common on/off problem that people get with Samsung LCD TVs. The common cause is due to bad ...

Samsung LN40A550 Capacitor - Power Supply Problem

This is what happened to my Samsung television as the capacitors started to blow out. Over a month the television became much ...