Chapter 3 Alignment & Adjustment; Service Instruction - Samsung CL-21M40MQ Service Manual

3. Alignment & Adjustment

3-1 Service Instruction

1. General Adjustment :
In general, a color TV can provide ideal visual quality by adjusting the basic settings such as the vertical size, horizontal size,
focus, etc.
Display a black and white picture on the screen to check if the picture is clearly displayed.
If there are some 'spotted' points on the screen when displaying a black and white picture, degauss the screen using the
degauss coil. If the spotted points remain, re-adjust the purity and the convergence. This completes the basic performance
examination.
Notice.
These adjustments and the check list are only applied to KS9C chassis-applied models.
use 110v for the measurement set. It is recommended using an
insulation transformer when supplying power to the set so as to prevent shock to the set or to yourself.
These adjustment specifications have been created on the basis of the domestic KS9C chassis-applied remote
control model. Some of the contents may be changed subject to the sales location and the product specifications.
2. When replacing the Main Board :
Focus adjustment, screen voltage setting and W/B adjustment are all required.
3. When replacing the CRT Ass'y : No adjustments required.
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Alignment & Adjustment
3-1