Samsung 07 Troubleshooting free download

File name 07_Troubleshooting.pdf

Troubleshooting 6. Troubleshooting 6-1 Checkpoints by Error Mode Power LED: Check that the LED works when turning the Master Switch ON/OFF LED Indicators: See table 6-2-1 Basic Troubleshooting: LED Diagnosis on the Front Panel. In case of a power failure or abnormal screen, check the following items. 1) Check that the power cord is correctly connected to a 230V wall outlet. 2) Check that the Master Switch has been pressed. 3) Check that the transmitter is turned on. 4) Check that transmitter device selection is set to TV. 5) Check that the signal cable is properly connected. 6) Check that channel setting has been set. Samsung Electronics 6-1 Troubleshooting 6-1-1 Flow Chart for Malfunction No Picture & No Sound Check the AC voltage impress Check the master switch on Check the Check the Yes Check the Yes Yes IC801S #1 Check the others part FUSE "FP801S" "D801S" #1 W6750F Yes No No Change "IC801S" Change "FP801S" Change "D801S" Yes Compleat Repair No Power No picture & no sound (1st power OK) Yes Check the others Check the +125V line B+ line No "D811"(D805A) open Yes T444 B+ Pin #3 Yes Check the +125V line and check Open and check others part No No Change the "D805A" Yes Check the "Q401" (D805A) IC601 IC901 IC201S TU01S No Change the "Q401" Compleat repair no power IC802 IC803