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TCL-THOMSON Electronics R&D Center (Shen'Zhen Lab)
BriVSD
32
SUBB
32
SubCON
32
BLOR-Y
64
BLOG-Y
62
BLOB-Y
64
BRTC
32
3.5 Picture Geometry adjustment
3.5.1 Vertical geometry adjustment
1. Input a PAL crosshatch pattern signal to RF input.
2. Enter P-Mode, press key "1" to select vertical geometry adjustment. (The OSD menu
for this adjustment as below table 3.5.1. For NTSC signal, the "-50" will replace with "-60".)
3. Adjust the value of the corresponding item to make the vertical geometry of the
pattern look good.
4. Apply NTSC signal to adjust these value for NTSC vertical geometry.
Table 3.5.1: The vertical geometry adjustment OSD menu setup and option page "1"
OSD menu
VSLOPE-50
VCEN-50
VSIZE-50
VZOOM-50
VSC-50
VSCROLL-50
*Notes:
1. For NTSC signal, the "-50" will replace with "-60".
2. For NTSC signal, only the "VCEN-60" and "VSIZE-60" items need the adjustment,
the other items use the same data as PAL signal.
3. On producing, please use the "AUTO OFFSET" (On page "2") function to easy the
geometry adjustment of NTSC signal. When finished the PAL signal geometry adjustment,
press "2" key to enter page "2" to select "AUTO OFFSET" item, press " " key to active the
automatic offset function. Then the geometry adjustment of NTSC signal will finish
automated. If the geometry of NTSC signal is look good, you don't need to adjust the
geometry of NTSC signal any more.
3.5.2 Horizontal geometry adjustment
1. Input a PAL crosshatch pattern signal to RF input.
Chassis Name
Issued on
Updated on
Brightness of horizontal line when
adjust G2
Brightness
Contrast
YUV R -OFFSET
YUV G-OFFSET
YUV B -OFFSET
BRIGHT CENTET
Default Value
32
Vertical slope(VS)
32
Vertical shift (VSH)
32
Vertical amplitude(VA)
25
Vertical zoom(VX)
32
S-correction(SC)
32
Vertical Scroll VCS
NX56-LA
2008-05-19
2010-01-27
Screen background is black
Adjust to right valuege
Same as user "Brightness"
64= offset value 0 63= offset
value -1 65= offset value
Description
Adjust to right value
Adjust to right value
Adjust to right value
Adjust to right value
Adjust to right value
Adjust to right value
Serial No.
Page
Page 9 of 15
Version
2.2
with No signal
and "Contrast" adjust
1 Adjust to right value
Adjust to right value
Remark
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