Samsung PN50A650T1FXZC Service Manual page 27

4-1-4 Troubleshooting Procedures by assembly
No Assembly
1 SMPS-PDP TV
2 ASSY PDP MODULE P-X MAIN
3 ASSY PDP MODULE P-Y MAIN
4 ASSY PDP MODULE P-LOGIC MAIN
5 ASSY PDP MODULE P-Y-MAIN SCAN UPPER
6 ASSY PDP MODULE P-X MAIN SCAN LOWER
7 ASSY PDP MODULE P-ADDRESS E BUFFER
8 ASSY PDP MODULE P-ADDRESS F BUFFER
9 ASSY PCB MISC-MAIN
10 ASSY BOARD P-FUNCTION&IR
1
0
5
3
6
Samsung Electronics
No power, Blank screen, the Relay repeats On and Off
Blank screen
Blank screen
Blank screen, Screen noise
Upper screen is blank
Lower screen is blank
Corresponding Buffer Board block screen is blank
Corresponding Buffer Board block screen is blank
No Power, Abnormal screen for each input source, PIP screen trouble, Sound trouble
The side function key does not work properly.
The remote control does not work properly, the LED does not work properly.
7
Major Symptoms
4
9
2
8
Troubleshooting
4-7