Qls 21M62US (CHASSIS: NX56-LA) Service Manual page 22

TCL-THOMSON Electronics R&D Center (Shen'Zhen Lab)
2. Enter P-Mode, press key "2" to select horizontal geometry adjustment. (The OSD
menu for this adjustment as below table 3.5.2. For NTSC signal, the "-50" will replace 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 3.5.2: The horizontal geometry adjustment OSD menu setup and option page
"2"
OSD menu
HCEN-50
HSIZE-50
HPARA-50
HTRAP-50
HCNRT-50
HCNRB-50
HBOW-50
HPARALLEL
AUTO OFFSET
*Notes:
1. For NTSC signal, the "-50" will replace 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.
3.6 Producing parameter setup and option
1. Enter P-Mode, press key "4" to select page "4".Set the corresponding item to require
value. See below table 3.6.1 for detailed description.
Table 3.6.1: Producing parameter setup and option page "4"
OSD menu
WARM UP STATUS
SHOP INIT
DCXO
FACTORY HOTKEY
POWER ON MODE
Chassis Name
Issued on
Updated on
Default Value
32
32
32 EW parabola width(PW)
32
32 EW upper corner parabola(UCP)
32 EW lower corner parabola(LCP)
32
32 Horizontal parallelogram(HP)
0 Automatic offset NTSC geometry
Default Value
0 Set aging mode
0 Set the shopping status
Crystal oscillator
2
frequency adjustment
1 Set factory hotkey
LAST Set the power on mode
NX56-LA
2008-05-19
2010-01-27
Description
Horizontal shift(HSH)
EW width(EWW)
EW trapezium(TC)
Horizontal bow(HB)
Description
Serial No.
Page
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
Remark
0=Aging mode off
1=Aging mode on
0=>1= Set the shopping status
Adjust this value to get the max
color synchronization range
0="FACTORY HOTKEY" off
1="FACTORY HOTKEY" on
ON=On when power on
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