Troubleshooting Procedures By Ass'y - Samsung PL42E7SX/RCL Service Manual

6-3 Troubleshooting Procedures by ASS'Y

※ The ASS'Y code can be changed, see "5 Chapter. Electrical Part List."
No Assy
1 ASSY PCB P-SMPS
2 ASSY PCB P-SMPS
3 ASSY PDP P-X MAIN BOARD
4 ASSY PDP P-Y MAIN BOARD
5 ASSY PDP MODUEL P-LOGIC MAIN BOARD
6 ASSY PDP P-Y SCAN BOARD
7 ASSY PDP P-ADDRESS E-BUFF BOARD
8 ASSY PDP P-ADDRESS F-BUFF BOARD
9 ASSY PCB MISC-MAIN
10 ASSY BOARD P-FUNCTION
11 ASSY BOARD P-POWER&IR
12 ASSY BOARD P-SIDE AV
Samsung Electronics
Code No. Description
BN96-03052A Main SMPS
BN96-01856A DC-DC SMPS
BN96-03101A X Main Board
BN96-03102A Y Main Board
BN96-03106A Logic Board
BN96-03103A Y Scan Board
BN96-03104A Address E Buffer Board Corresponding Buffer Board block screen is blank.
BN96-03105A Address F Buffer Board Corresponding Buffer Board block screen is blank.
BN94-01004A Main Board
BN96-02784A Function Key Board
BN96-02050D Power Button Board
BN96-03075A Side AV Board
Major Symptoms
No power, Blank screen, the Relay repeats On and Off.
Blank screen, the Relay repeats On and Off.
Blank screen
Blank screen
Blank screen, Screen noise
Row Bar 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.
The AV2 and S-VIDEO2 modes do not work properly
Troubleshooting
6-13