Toshiba 21V53 Service Manual - Page 4
Browse online or download pdf Service Manual for TV Toshiba 21V53. Toshiba 21V53 15 pages.
SCREEN ADJUSTMENT: (FBT Screen)
Enter service menu by pressing "MENU" and "4, 7, 2, 5" from remote controller. Then
press yellow button to disable vertical scan. Adjust screen via screen pot. For a thin
horizontal line. Press yellow button again to enable vertical scan. Press "TV" button to
leave service menu.
VLIN: Vertical Linearity
Enter a PAL B/G circle test pattern via RF. Change VLIN till you see circle as round as
possible.
Min. Value:
Max. Value:
Recommended Value:045
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SCREEN
ADJ.POT.