Samsung TXK2567 TV "overload switch" Questions

Tv wont switch on blinking tv power supply is in` protection mode`(means overload).contact the nearest repair shop.

...supply (IC power supply switching controller, switching transistor, startup resistor or even an overload in the supply line output) which requires a technician to fix it. ...

overload in the supply line. Check its rectifier diode and filter capacitor. Another approach is to check if the DC supply line of the switch mode controller IC (UC4842 for exemple).is present (10/12V

...switch the led turns red then pressing the secondary power the the led turns green then just about a second a click ing sound from the relays and the led turns back to red. It is self-shutting down ...

...and the problem may be the switching MOSFET transistor, IC controller and associated circuit or an overload in the supply line (100/160V). You should first check the IC controller and its circuit

...5 minutes before it comes back on again. It is only a year old. Could it be overheating? Yes the overload sensor is cutting in You have some componenent/s getting hot. You need to do a warranty ...

...good b4 it went dead). The high pitch noise is the power supply whinning because it's shorted or overloaded. I just fixed one of these sets - replaced the horiz. o/p transistor and flyback

...tv, look for possible cold solder inside . 2. Replace leaky filter capacitor or resistors due to overloading of voltage. 3. Be sure to unplug first your TV before troubleshooting to avoid electric ...

switch on. Bear in mind the chassis metal may be live at 120 to 300 volts, and keep clear of the line output transformer. You may have to use the old type analogue volt meter with a pointer and scale,

...on it. Especially check the horizontal scan output transistor. If it is leaky, ti will place an overload to voltages comes out from SMPS circuit, and the set will shut down, due to an overload, ...