Samsung CS29A5WT8X/XSG, CS29A6WT8X/BWT 5-2 No Picture

5-2 No Picture

Troubleshooting

5-2 Samsung Electronics

No Picture, but sound is

in normal operation

Turn the VR of FBT, higher screen

voltage and Check the Deflection

is in Normal Operation

(If the deflection is in operation,

flyback signal is appeared)

Check

CRT PCB RK, BK, GK Check

IC201S #31

Check

Heater Voltage

Check

HIC202, HIC203,

HIC204 Output

Check CRT and FBT

Check

200V, 16.5V Line

Check

IC201S #63

or #59

Replace IC201S

Check

Tuner CVBS Output

Check

IC301

Check

IC803

Normal

Normal Normal

Normal

Replace

IC201S

Replace

DZ202

Normal

Abnormal

Abnormal Abnormal

Abnormal

Normal

Check 8V Check DZ202

Contents

Main COLOR TELEVISION RECEIVER Chassis : KS3A (REV. 1) Model: CS29A5WT8X/XSG CS29A6WT8X/BWT COLOR TELEVISION RECEIVER CONTENTS 1. Precautions 1-1 Safety Precautions 1-1 Safety Precautions (Continued) 1-2 Servicing Precautions 1-3 Precautions for Electrostatically Sensitive Devices (ESDs) 2. Reference Information 2-1 Tables of Abbreviations and Acronyms Page 2-2 IC Line Up Page Page Page 3. Specifications Television System Antena Input Jacks Sound Power Page 4. Alignment and Adjustments 4-1 General Alignment Instructions 4-2 Automatic Degaussing 4-3 High voltage Check 4-5 SCREEN Adjustment 4-4 Dynamic Focus Adjustment 4-6 E2PROM (IC902) Replacement 4-7 White Balance Adjustment 4-8 Factory Adjustment * 4-8-1 Service Mode * 4-8-2 Memory Data 4-8-2(A) DEFLECTION (GEOMETRIC ADJUSTMENT VALUE) Samsung Electronics 4-7 4-8-2(B) SCREEN CHANGE (I2C BUS GEOMETRIC ADJUSTMENT) 4-8-2(C) VIDEO ADJUST 1 4-8-2(E) VIDEO 3 ADJUST 4-8-2(D) VIDEO 2 ADJUST 4-8-2(E) OPTION 4-8-2(F) OTHERS 4-9 MICOM S D A X 4-9-2 Pin Assignment Specification 4-9-2 Pin Assignment Specification (Continued) Samsung Electronics 5-1 5. Troubleshooting 5-1 No Power Plug in Power Cord 5-2 No Picture 5-2 Samsung Electronics Samsung Electronics 5-3 5-3 No Sound Page 6. Exploded View & Parts List 6-1 CS29A6WT8X/BWT 6-2 CS29A5WT8X/XSG ASSY PCB MAIN(OPT) Samsung Electronics 7-1 Electrical Parts List 7. Electrical Parts List 7-1 CS29A5WT8X/XSG 7-2 Samsung Electronics Samsung Electronics 7-3 7-4 Samsung Electronics Samsung Electronics 7-5 ASSY CHASSIS PART ASSY CABINET FRONT ASSY HOLDER SPK ASSY TERMINAL BOARD ASSY ACCESSORY ASSY-PCB,A/V SIDE ASSY-POWER,CORD REMOCON Samsung Electronics 7-7 7-2 CS29A6WT8X/BWT ASSY PCB MAIN(OPT) 7-8 Samsung Electronics Samsung Electronics 7-9 7-10 Samsung Electronics Samsung Electronics 7-11 7-12 Samsung Electronics ASSY CABINET FRONT ASSY TERMINAL BOARD ASSY HOLDER SPK ASSY CHASSIS PART ASSY ACCESSORY ASSY-PCB,A/V SIDE ASSY-POWER,CORD REMOCON 7-14 Samsung Electronics Page Page 9. Wiring Diagram Wiring Diagram CRT PCB Samsung Electronics 9-1 CONTROL PCB Page 10. Schematic Diagrams 10-2 MAIN 2 Page 10-4 MAIN 4