TCL 14F7-NX56CLA Service Manual page 23

TCL Multimedia Technology Holding CRT BU R&D Center
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.
3.6.2 Horizontal geometry adjustment
1. Input a PAL crosshatch pattern signal to RF input.
2. Enter P-Mode, press key "2" to select horizontal geometry adjustment. (The OSD
menu for this adjustment as below table 3.6.2. For NTSC signal, the "-50" will be replaced
with "-60".)
3. Adjust the value of the corresponding item to make the horizontal geometry of the
pattern look good.
4. Apply NTSC signal to adjust these value for NTSC horizontal geometry.
Table 3.6.2: The horizontal geometry adjustment OSD menu
OSD menu Default Value
HCEN-50
HSIZE-50
HPARA-50
HTRAP-50
HCNRT-50
HCNRB-50
HBOW-50
HPARALLEL
AUTO OFFSET
Note:
1. For NTSC signal, the "-50" will be replaced with "-60".
2. For NTSC signal, only the "HCEN-60" and "HSIZE-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 now the geometry of NTSC signal is look good, it not needed to adjust the
geometry of NTSC signal any more.
3.7 Producing parameter setup and option
Chassis Name
Issued on
Updated on
32 Horizontal shift(HSH)
32 EW width(EWW)
32 EW parabola width(PW)
32 EW trapezium(TC)
32 EW upper corner parabola(UCP)
32 EW lower corner parabola(LCP)
32 Horizontal bow(HB)
32 Horizontal parallelogram(HP)
0 Automatic offset NTSC geometry
NX56-AP&NX56B-AP
2008-01-18
2009-04-24
Description
Serial No.
Page 11 of 17
Page
4.0
Version
Remark
Adjust to right value
Adjust to right value
Adjust to right value
Adjust to right value
Adjust to right value
Adjust to right value
Adjust to right value
Adjust to right value
See below description
for detailed