Samsung Samsung LN-S3292D LN-S4092D LN-S4692D Troubleshooting [SM] free download

File name Samsung_LN-S3292D_LN-S4092D_LN-S4692D_Troubleshooting_[SM].pdf

4 Troubleshooting 4 Troubleshooting 4-1 No Power LAMP Off, power indicator LED No Check a connection power cable. red color ? P/N: BN39-00691B Yes s Ye Does proper Stand-By DC A6.2V No Change the Main Power Ass'y appear at C156 ? 32" : BN96-03057A 40" : BN63-01649A Yes 46" : BN63-02062A Does proper Main DC No B12V,B5V,B12VS appear at C106, C115, C119? Yes Does proper Inverter DC No 24V appear at CNM802, CNM803 in SMPS? Yes Does proper DC A5V,A3.3V No Check IC106, IC107 appear at C154, C151 ? Change the Main Ass'y BN94-00850A Yes Does proper DC Check B9V,B8V,VCC5P,B3.3V_1,B3.3V_2, No IC101, IC102, IC103, IC104, IC105 B5V_VCC appear at C108, C110, C123, C128, C135, C133 ? Change the Main Ass'y BN94-00850A Yes Does proper DC 1.8V appear at No Check IC1101, IC1102, IC304, IC1001 C1103, C1154, C364, C1011 ? Change the Main Ass'y BN94-00850A Yes Does proper DC 2.5V appear at No Check IC1201, IC1702 C1214, C1746 ? Change the Main Ass'y BN94-00850A Yes Check a other function (No picture part) No Replace a LCD Panel A power is supplied to set ? 32": BN07-00324A 40" : BN07-00245A 46" : BN07-00282A 4-1 4 Troubleshooting 4-2 No Video (Analog PC Signal) Power Indicator is off. Lamp on, no video Yes Check a PC source and No Input a analog PC signal. check the connection of Check a connected cable. DSUB? Yes Does the signal appear at No Check JA801, PC cable. 1 #30,#22,#38,#41,#42 Change a PC cable. Change a main (R,G,B,H,V) of IC901? PCB ass'y Yes Does the digital data appear at No Ch