5-4-4 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.
5-4-5 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.
5-4-6 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. 5-1.
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. 5-2).
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.
Alignment and Adjustments (Electrical)
5-6
Samsung Electronics
Summary of Contents for TB531VCT1X/XSA
Page 2: ...ELECTRONICS Samsung Electronics Co Ltd NOV 1998 Printed in Korea 3SCV11F 3115 ...
Page 8: ...MEMO 2 2 Samsung Electronics ...
Page 144: ...Wiring Diagram 11 2 Samsung Electronics 11 2 SCV11F Wiring Diagram ...
Page 146: ...Schematic Diagrams 12 2 Samsung Electronics 12 2 VCR SYSTEM BLOCK 4 3 1 5 2 6 ...
Page 148: ...Schematic Diagrams 12 4 Samsung Electronics 12 4 VCR POWER BLOCK ...
Page 149: ...Schematic Diagrams 12 5 Samsung Electronics 12 5 TV 1 4 RED POWER LINE BLUE SIGNAL LINE ...
Page 151: ...Schematic Diagrams 12 7 Samsung Electronics 12 7 TV 3 4 RED POWER LINE BLUE SIGNAL LINE ...