Service Manual
Page 1
Alignment and Adjustments 5. Schematic Diagrams Electrical Parts List 8. COLOR TELEVISION RECEIVER Chassis : Model : KS4A(N) TSL2795HFX/XAA TSL3294HFX/XAA TSL3295HFX/XAA COLOR TELEVISION RECEIVER CONTENTS 1. Specifications 4. Troubleshooting 6. Precautions 2. Block Diagrams 9. Exploded Views and Parts List 7. Reference Information 3.
Alignment and Adjustments 5. Schematic Diagrams Electrical Parts List 8. COLOR TELEVISION RECEIVER Chassis : Model : KS4A(N) TSL2795HFX/XAA TSL3294HFX/XAA TSL3295HFX/XAA COLOR TELEVISION RECEIVER CONTENTS 1. Specifications 4. Troubleshooting 6. Precautions 2. Block Diagrams 9. Exploded Views and Parts List 7. Reference Information 3.
Service Manual
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... Disconnect the power cord Troubleshooting Check Power LED LED ON LED OFF Check IC901 pins 35 , 49 Abnormal Check IC902,IC903 Check IC901 B+ Normal Abnormal Check/Replace IC902, Check I2CII ... Trans Pin 1 Abnormal Normal Check IC801S, DZ803, PC801S, DZ804, Q801 Check D806 Check F-BOX I2C Check Q404, Q405 Normal Replace F-BOX Check H-BLK, V-BLK LINE Samsung Electronics 5-1
... Disconnect the power cord Troubleshooting Check Power LED LED ON LED OFF Check IC901 pins 35 , 49 Abnormal Check IC902,IC903 Check IC901 B+ Normal Abnormal Check/Replace IC902, Check I2CII ... Trans Pin 1 Abnormal Normal Check IC801S, DZ803, PC801S, DZ804, Q801 Check D806 Check F-BOX I2C Check Q404, Q405 Normal Replace F-BOX Check H-BLK, V-BLK LINE Samsung Electronics 5-1
Service Manual
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Troubleshooting 5-2 No Raster (Sound OK) Check the fusible resistance Abnormal Check the voltage of heater Normal NO RASTER (SOUND OK) Check RK, GK, BK Abnormal on the CRT PCB Check Q504 Normal Check the fusible resistance of abnormal voltage line Abnormal Check B+(200V, 16V) Normal Check CRT and FBT Abnormal Abnormal Check OSD is normal Normal Check IC501, IC502, IC503 and readjust the screen voltag Check CXA2101 Normal Check CVBS LINE TUNER Normal Check CVBS LINE TEA6415 Normal Check CVBS LINE COMB Normal Check CVBS LINE VPC3230 5-2 Samsung Electronics
Troubleshooting 5-2 No Raster (Sound OK) Check the fusible resistance Abnormal Check the voltage of heater Normal NO RASTER (SOUND OK) Check RK, GK, BK Abnormal on the CRT PCB Check Q504 Normal Check the fusible resistance of abnormal voltage line Abnormal Check B+(200V, 16V) Normal Check CRT and FBT Abnormal Abnormal Check OSD is normal Normal Check IC501, IC502, IC503 and readjust the screen voltag Check CXA2101 Normal Check CVBS LINE TUNER Normal Check CVBS LINE TEA6415 Normal Check CVBS LINE COMB Normal Check CVBS LINE VPC3230 5-2 Samsung Electronics
Service Manual
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5-3 No Sound Troubleshooting NO SOUND Normal Check speaker and wire Check CN601signal Abnormal Abnormal Check the input signal of IC603 7 , 11 Normal Abnormal Check Tuner B+ and SIF Check IC601 pins 51 , 52 Check the input signal of IC601 Normal Check IC601 B+ Normal Check/Replace IC601 Check IC603 B+ Normal Replace IC603 Abnormal Check FA802S Abnormal Check B+(BV) LINE Check Dolby-Sound module Samsung Electronics 5-3
5-3 No Sound Troubleshooting NO SOUND Normal Check speaker and wire Check CN601signal Abnormal Abnormal Check the input signal of IC603 7 , 11 Normal Abnormal Check Tuner B+ and SIF Check IC601 pins 51 , 52 Check the input signal of IC601 Normal Check IC601 B+ Normal Check/Replace IC601 Check IC603 B+ Normal Replace IC603 Abnormal Check FA802S Abnormal Check B+(BV) LINE Check Dolby-Sound module Samsung Electronics 5-3