Toshiba 28YT56, Service Manual

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tube. Check and readjust V-SHIFT item if the adjustment becomes improper after some other
geometric adjustments are done.
S-No OSD Tanım MinMax Def.
012 VERT SHIFT Vertical shift for Wide Screen 4:3, 16:9 0..63 25
VERT AMP
Change Vertical Amplitude by pressing “
◄
/
►
” buttons till horizontal black lines on both the upper and
lower part of the test pattern become very close to the upper and lower horizontal sides of picture
tube and nearly about to disappear. Check and readjust V-SIZE item if the adjustment becomes
improper after some other geometric adjustments are done.
S-No OSD Description MinMax Def.
013 VERT AMP Vertical amplitude (VA) 0..63 33
SCORRECTION
Change S-Correction by pressing “
◄
/
►
” buttons till the size of squares on both the upper and lower
part of test pattern become equal to the squares laying on the vertical center of the test pattern.
Check and readjust S-COR item if the adjustment becomes improper after some other geometric
adjustments are done.
S-No OSD Description MinMax Def.
014 SCORRECTION S-Correction 0..63 11
V-LINC
S-No OSD Description MinMax Def.
015 V-LINC VLx, 0: Tam, 1: Sadece alt, 2: Sadece üst 0..2 0
V-LINEARTY
Change Vertical linearity by pressing “
◄
/
►
” buttons till all the size of squares of the test pattern
become in equal size from the top of the screen to its bottom of the whole screen. Check and
readjust LINRT item if the adjustment becomes improper after some other geometric adjustments are
done. (especially after than S-COR adjustment)
S-No OSD Description MinMax Def.
016 V-LINEARTY Vertical linearity 0..63 32