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4-36
4. Troubleshooting
SHARPNESS
Factory
Name
Data
Data
Range
component
HDMI
DTV
RF
CVBS
SD
HD
(720p)
SD
HD
(720p)
SD
HD
(720p)
H1 Gain
H2 Gain
H3 Gain
H4 Gain
V1 Gain
V2 Gain
H overshoot
V overshoot
H undershoot
V undershoot
Coring TH2
Coring TH1
25
12
10
8
20
12
20
20
20
20
1
1
25
12
10
8
20
12
20
20
20
20
1
1
25
12
C
8
20
12
20
20
20
20
1
1
20
8
8
8
20
8
FF
20
FF
20
1
1
25
12
8
8
20
12
20
20
20
20
1
1
20
8
8
8
20
8
FF
20
FF
20
1
1
25
12
C
8
20
12
20
20
20
20
1
1
20
8
8
8
20
8
FF
20
FF
20
1
1
SHARPNESS
Data
Range
Comp/HDMI/
DTV 720p
PC / HDMI
PC
20
8
8
8
20
8
FF
20
FF
20
1
1
8
8
8
8
8
8
0
0
0
0
0
0
0 ~ 3F
0 ~ 3F
0 ~ 3F
0 ~ 3F
0 ~ 3F
0 ~ 3F
0 ~ FF
0 ~ FF
0 ~ FF
0 ~ FF
0 ~ F
0 ~ F
PE
Factory Name
Data
Range
RF
CVBS
component
HDMI
DTV
PC /
HDMI PC
SD
HD
Skin x
Skin y
B_slope
DLC_ML
DLC_MH
DLC_H
Skin_SAT
Skin_HUE
M_Skin_HUE
M_Skin_x
M_Skin_y
Mid_color_level
M_Mid_color_level
0
0
A0
60
70
EB
0
40
40
0
0
180
180
0
0
A0
60
70
EB
0
40
40
0
0
180
180
0
0
A0
60
70
EB
0
40
40
0
0
180
180
0
0
A0
60
70
EB
0
40
40
0
0
180
180
0
0
A0
60
70
EB
0
40
40
0
0
180
180
0
0
A0
60
70
EB
0
40
40
0
0
180
180
0
0
80
60
70
EB
0
0
0
0
0
180
180
0 ~ 11
0 ~ 11
80~FF
0~FF
0~FF
0~FF
0~F
0~7F
0~7F
0 ~ 11
0 ~ 11
0 ~ 255
0 ~ 255
Содержание LA22B450C4H
Страница 185: ...1 4 1 Precautions Memo...
Страница 201: ...4 5 4 Troubleshooting LVDS PC_RGB HV_Sync MAINBOARD BOTTOM...
Страница 202: ...4 6 4 Troubleshooting WAVEFORMS 1 PC input V sink H sink R G B 2 LVDS output...
Страница 204: ...4 8 4 Troubleshooting HDMI 2 HDMI 1 MAINBOARD TOP...
Страница 205: ...4 9 4 Troubleshooting WAVEFORMS 3 HDMI input RX_Data RX_Clk 2 LVDS output...
Страница 207: ...4 11 4 Troubleshooting B3 3V_PW Tuner_CVBS B5V_VCCT_PW MAINBOARD TOP...
Страница 208: ...4 12 4 Troubleshooting WAVEFORMS 4 CVBS OUT Grey Bar 2 LVDS output...
Страница 210: ...4 14 4 Troubleshooting TS_DATA B1 2V_PW B3 3V_PW B5V_VCCT_PW MAINBOARD TOP...
Страница 211: ...4 15 4 Troubleshooting WAVEFORMS 2 LVDS output...
Страница 213: ...4 17 4 Troubleshooting MAINBOARD BOTTOM...
Страница 214: ...4 18 4 Troubleshooting WAVEFORMS 4 CVBS OUT Grey Bar 2 LVDS output...
Страница 216: ...4 20 4 Troubleshooting MAINBOARD BOTTOM...
Страница 217: ...4 21 4 Troubleshooting WAVEFORMS 5 Compnent_Y Gray scale Pb Pr Color bar 2 LVDS output...
Страница 220: ...4 24 4 Troubleshooting WAVEFORMS 6 I2C Data 7 Speaker out...
Страница 241: ...4 45 4 Troubleshooting Connecting the TV with STB SBB...
Страница 259: ...4 63 4 Troubleshooting 4 10 PCB diagram...
Страница 260: ...4 64 4 Troubleshooting...
Страница 261: ...6 1 6 Wiring Diagram 6 Wiring Diagram 6 1 Wiring Diagram 26 32 37 40...