Troubleshooting Procedures By Ass'y - Samsung HP-R5052 Service Manual

6-3 Troubleshooting Procedures by ASS'Y

No Assy
1 ASSY PCB P-SMPS
2 ASSY PCB P-SMPS
3 ASSY PCB P-SMPS
4 ASSY PDP P-X MAIN BOARD
5 ASSY PDP P-Y MAIN BOARD
6 ASSY PDP P-LOGIC BOARD
7 ASSY PDP P-Y BUFF UPPER BOARD
8 ASSY PDP P-Y BUFF LOWER BOARD
9 ASSY PDP P-ADDRESS E-BUFF BOARD
10 ASSY PDP P-ADDRESS F-BUFF BOARD
11 ASSY PDP P-ADDRESS G-BUFF BOARD
12 ASSY PCB MISC-MAIN
13 ASSY FUNCTION
14 ASSY POWER
Samsung Electronics
Code No Description
BN96-01801A Main SMPS
BN96-01856A DC-DC SMPS
BN96-01805A POD SMPS
BN96-02024A X Drive Board
BN96-02025A Y Drive Board
BN96-02031A Logic Board
BN96-02026A Y Buffer Upper Board
BN96-02027A Y Buffer Lower Board
BN96-02028A Address E Buffer Board
BN96-02029A Address F Buffer Board
BN96-02030A Address G Buffer Board
BN94-00671A Main Board
BN96-02048A Function Key Board
BN96-02050B Power Button Board
Major Symptoms
No power, Blank screen, the Relay repeats On and Off.
Blank screen, the Relay repeats On and Off.
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.
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.
Troubleshooting
6-7