LG / GOLDSTAR KE-14P2B
Instrukcja Obsługi

NO RASTER

Is there about 115V at pin 3 of T701?

NO

Go to NO POWER BLOCK

YES

Is there about 8V at pin 6 of P805?

NO

¡ Check/Replace F852, D850, R858, IC853, C863. ¡ Check the 8V LINE of VCD BOARD

YES

Does the square waveform appear at pin 1 of P805?

NO

¡ Check the H-OUT LINE of VCD BOARD. ¡ Check/Replace IC501 of VCD BOARD.

YES

Does the waveform appear at the collector of Q781?

NO

Check/Replace Q782, T781, R783, R787, Q781.

YES

Is there about 6.3VAC at HEATER of CPT SOCKET?

NO

Check/Replace T701, 5PIN CONNECTOR, FR901

YES

Go to NO PICTURE BLOCK