Samsung SP43J6HDXELS SERVICE MANUAL free download

File name SP43J6HDXELS_SERVICE MANUAL.zip

Alignment and Adjustments 5. Alignment and Adjustments 5-1 Lens and Mirror Cleaning 1. Mix the alcohol and ethyl in appropriate proportions. 2. Use a clean cotton cloth or a cleaning paper. 3. Clean the top of the lens by turning it as shown. The pattern starts at the center and proceeds outward, as shown below: 4. Use minimal pressure when rubbing the mirror. Otherwise, the surface will be damaged. 5-2 Focus Adjustment for projection Lens 1. Loosen the 4 screws that secure the optical assembly. FOCUS SECURING SCREW 2. After setting the optical assembly on the front cabinet, secure the unit temporarily using the two screws. 3. After applying the liquid crystal panel signal, input a lion head pattern from a pattern FOCUS generator. ADJUSTMENT SCREW 4. Move the focus adjustment screws right and left until the liquid crystal picture element is clearly displayed on the screen. 5. Reposition the optical assembly, and fasten all 4 screws. 6. Check the focus adjustment. 7. Repeat adjustments 1~5, if necessary. FOCUS SECURING SCREW Fig. 5-1 Samsung Electronics 5-1 Alignment and Adjustments 5-3 Liquid Crystal Screen Center Adjustment After replacing with the new liquid crystal panel, make sure that the liquid crystal screen center is aligned with the screen center. If they are not aligned, make the following adjustments: 1. Using a hexagonal wrench, loosen the two screws that secure the liquid crystal panel. Note: Loosen the screws just until the panel can move easily. 2. Using two fingers, lift the liquid crystal upward. (The screen moves downward.) 3. When moving the liquid crystal panel towards the left, the screen moves right (and vice versa). 5. Repeat adjustments 2~4 until the screen center is aligned vertically and horizontally. 6. Using a hexagonal wrench, refasten the two screws. Fig. 5-2 5-2 Samsung Electronics Alignment and Adjustments 5-4 Side Panel Controls ACCESS TO MENU PROGRAMME SELECTION VOLUME ADJUSTMENT LED INDICATORS POWER 5-4-1 Rear Panel Jacks