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Chassis E9-service manual ADJUSTMENT
3. VERTICAL AMPLITUDE ON TOP PART OF SCREEN
ADJUSTMENT CONDITION
� To antenna connector of TV set, which is switched on and operates in service mode, connect VF signal source with PHILIPS test picture. � Select the following service setting on the screen:
SERVICE PARAM: VA VALUE: xx
ADJUSTMENT ACTIVITY AND RESULT OF SETTINGS
� With remote controller set vertical amplitude of picture on top, visible part of the screen. The beginning of test picture should be at the beginning of top part of the screen. With remote controller set vertical amplitude of picture on bottom part of the screen. The lower part of test picture should be at the edge of bottom part of the screen. During this setting the picture on top part of the screen should not change.
4:3
16:9 �
4. VERTICAL AMPLITUDE ON BOTTOM PART OF SCREEN
�
�
To antenna connector of TV set, which is switched on and operates in service mode, connect VF signal source with PHILIPS test picture. Select the following service setting on the screen:
4:3
SERVICE PARAM: VS VALUE: xx
16:9
5. CORRECTION OF "S" VERTICAL PICTURE DISTORTION
� To antenna connector of TV set, which is switched on and operates in service mode, connect VF signal source with PHILIPS test picture. � Select the following service setting on the screen:
SERVICE PARAM: SC VALUE: xx
� With remote controller correct the picture. The distances between the two horizontal lines of test picture in the centre of the screen should be equal to the distances on top and bottom part of the screen. If after this setting vertical amplitude of picture changes, see pos. 5 and 6. � With remote controller set test picture to the centre of the screen (if necessary first widen the picture, see pos. 7).
4:3
16:9
6. HORIZONTAL PICTURE POSITION
�
�
To antenna connector of TV set, which is switched on and operates in service mode, connect VF signal source with PHILIPS test picture. Select the following setting on the screen:
4:3
SERVICE PARAM: HS VALUE: xx
16:9
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