15.9.27 (1080i full)
Vertical linearity(V-C) and V-Position adjustment

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PREPARATION

1. Use a pattern that permits centering the image

2. Apply a 1080i pattern

3. Set mode to 4x3 in set-up menu

4. Normalize the picture settings.

5. Set picture mode to VIVID

PROCEDURE

1. Enter service mode, select DAC adjustment
   “VRAS” and adjust pattern to center vertical position to the CRT center.

2. Adjust linearity data “V-C” so that interval of “a” is same as “b” (a=b).

   

3. If the v-position is not at the CRT center, adjust again.

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