Samsung HP-R5052, Service Manual

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Troubleshooting
Samsung Electronics 6-7
6-3 Troubleshooting Procedures by ASS'Y
No Assy Code No Description Major Symptoms
1 ASSY PCB P-SMPS BN96-01801A Main SMPS No power, Blank screen, the Relay repeats On and Off.
2 ASSY PCB P-SMPS BN96-01856A DC-DC SMPS Blank screen, the Relay repeats On and Off.
3 ASSY PCB P-SMPS BN96-01805A POD SMPS Blank screen, the Relay repeats On and Off.
4 ASSY PDP P-X MAIN BOARD BN96-02024A X Drive Board Blank screen
5 ASSY PDP P-Y MAIN BOARD BN96-02025A Y Drive Board Blank screen
6 ASSY PDP P-LOGIC BOARD BN96-02031A Logic Board Blank screen, Screen noise
7 ASSY PDP P-Y BUFF UPPER BOARD BN96-02026A Y Buffer Upper Board Upper screen is blank
8 ASSY PDP P-Y BUFF LOWER BOARD BN96-02027A Y Buffer Lower Board Lower screen is blank
9 ASSY PDP P-ADDRESS E-BUFF BOARD BN96-02028A Address E Buffer Board Corresponding Buffer Board block screen is blank.
10 ASSY PDP P-ADDRESS F-BUFF BOARD BN96-02029A Address F Buffer Board Corresponding Buffer Board block screen is blank.
11 ASSY PDP P-ADDRESS G-BUFF BOARD BN96-02030A Address G Buffer Board Corresponding Buffer Board block screen is blank.
12 ASSY PCB MISC-MAIN BN94-00671A Main Board No Power, Abnormal screen for each input source, PIP screen trouble,Sound trouble
13 ASSY FUNCTION BN96-02048A Function Key Board The side function key does not work properly
14 ASSY POWER BN96-02050B Power Button Board The remote control does not work properly, the LED does not work properly.