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Alignment and Adjustments (Electrical)
Samsung Electronics
4-5
4-4-4 FOCUS Adjustment
1. Input a black and white signal.
2. Adjust the tuning control for the clearest picture.
3. Adjust the FOCUS control for well defined scanning lines in the center area of the screen.
4-4-5 Screen Adjustment
1. Turn to the ACTIVE channel.
2. Adjust the VR screen for a normal picture is (no blooming or flyback line).
3. Adjust the FOCUS control for well defined scanning lines in the center area of the screen.
4-4-6 Purity Adjustment
1. Warm up the receiver for at least 20 minutes.
2. Plug in the CRT deflection yoke and tighten the clamp screw.
3. Plug the convergence yoke into the CRT and set in as shown in Fig. 4-1.
4. Input a black and white signal.
5. Fully demagnetize the receive by applying an external degaussing coil.
6. Turn the CONTRAST and BRIGHTNESS controls to maximum.
7. Loosen the clamp screw holding the yoke. Slide the yoke backward or forward to provide
vertical green belt. (Fig. 4-2).
8. Tighten the convergence yoke.
9. Slowly move the deflection yoke forward, and adjust for the best overall green screen.
10. Temporarily tighten the deflection yoke.
11. Produce blue and red rasters by adjusting the low-light controls. Check for good purity
in each field.
12. Tighten the deflection yoke.
Summary of Contents for TF14P64X/XEF
Page 2: ...ELECTRONICS Samsung Electronics Co Ltd Aug 2002 Printed in Korea 3C17A SESA 0819 ...
Page 8: ...MEMO 2 2 Samsung Electronics ...
Page 30: ...3 22 Samsung Electronics MEMO ...
Page 40: ...4 10 Samsung Electronics MEMO ...
Page 62: ...Exploded View Parts List 6 2 Samsung Electronics 6 3 21B5 ...
Page 76: ...7 12 Samsung Electronics MEMO ...
Page 78: ...Block Diagrams 8 2 Samsung Electronics 8 2 C17A PCB Layout ...
Page 79: ...9 Wiring Diagram 9 1 C17A Wiring Diagram Wiring Diagram Samsung Electronics 9 1 ...
Page 81: ...Schematic Diagrams 10 2 Samsung Electronics 10 2 MAIN2 VOC TUNER BOX ...
Page 83: ...Schematic Diagrams 10 4 Samsung Electronics 10 4 MAIN4 SWITCHING BLOCK ...
Page 84: ...Schematic Diagrams 10 5 Samsung Electronics 10 5 MAIN5 OPTION PAL HIFI BLOCK ...
Page 85: ...Schematic Diagrams 10 6 Samsung Electronics 10 6 MAIN6 OPTION VCR SECAM BLOCK ...
Page 86: ...Schematic Diagrams 10 7 Samsung Electronics 10 7 POWER FBT ...
Page 87: ...Schematic Diagrams 10 8 Samsung Electronics 10 8 CRT ...
Page 88: ...Schematic Diagrams 10 9 Samsung Electronics 10 9 FRONT A V MASTER SW FRONT A V MASTER SW ...