Samsung CW21M63NS8XXEC Service Manual page 30

4-8-2(E) VIDEO 3 ADJUST
No. OSD
Peak Threshold
1
2 Soft Limit Slope B
3 Hard Limit
Peak Video Ref
4
5 Peak Video Gain
6 ACC Ref=(PAL/NTSC)
ACCR(SECAM)
7
8 Gain1(Video)
9 Delay1(Video)
10 Velocity Limit
11 Velocity Delay
Velocity Coring
12
13 RGB Shift
14 HB START
HB STOP
15
16 2H CombFilter
NR Off Value
17
Color hys(SECAM)
18
Color hys(PAL)
19
Note 6. Soft Limit & Hard Limit
Output
511
400
300
200
100
tilt 1 [0...511]
0
0
100 200
Samsung Electronics
White peak level threshold
Refer to picture below
Refer to picture below
White peak level threhold reference
White peak level threshild gain
Auto color control gain(PAL/NTSC)
Auto color control gain(SECAM)
Velocity video gain
Velocity video delay
Velocity limit
Velocity delay
Velocity frequency coring
Adjust RGB input signal Horizontal position
Horizontal blainking start
Horizontal blainking stop
Comb filter on/off (0:Comb filter off 1:Comb filter on) VDP3108 has no function
of Comb filter. In VDP3112B/VDP3130Y/VDP3120B, Set 'on'.
Adjusts Digital NR off value
Color killing hysteresys(SECAM)
Color killing hysteresys(PAL)
Part 1 Part 2
Slope 1 [0...15]
0
2
4
6
8
10
12
14
tilt 2 [0...511]
300 400 500 600
Function
Hard limiter
0
2
4
6
8
10
range=256...511
12
14
Slope 2 [0...15]
700 800 900 1023
Alignment and Adjustments
Calcuation Example for the
Softlimiter Input Amplitude.
(The real signal procesing in
the limiter is 2 bit more than
descrbed here)
Y Input 16...235(ITUR)
Black Level 16(constant)
Contrast 63
Dig. Brightness
BLE Off
Peaking Off
Limiter input signal.
(Yin-Black Level) . Contr/32+Brightn.
(235-16) . 63/32+20=451
Li
Remark
Fix
Fix
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FiX
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FiX
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20
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