Hitachi 50VF820 Service Manual page 71

TC90103 (9/12)
Adjustment Adjustment Item
Mode OSD
TC90103 ANT/NTSC/480i
141 2 Field Assistance Select
00h：Y, 01h：C
142 2 Field Assistance Color Still Picture Distinction
Level
00h: Small ~ 07h：Large [04h: Default]
143 2 Field Assistance Y Still Picture Distinction Level
00h: Small ~ 07h： Large [04h: Default]
144 1 Field Detection Still Offset Adjustment for Still
Picture Cross Color Improvement
00h：OFF
~0Fh：Compulsion Still Picture 2 Step [0Ah: Default]
145 2 Field Detection Still Picture Offset Adjustment for
Still Picture Cross Color Improvement
00h：OFF~0Fh：Still Picture Distinction
146 Motion Detection Error, Compulsion Motion Picture
at Vicinity of 3. 4MHz
Still Color Signal Level Threshold (Still Picture Color Detect
ion)
00h：OFF~0Fh：15/1023 (1Lsb Step)[00h: Default]
147 Motion Detection Error, Compulsion Motion Picture
at
Vicinity of 3. 4MHz
Still Picture Color Signal Level Threshold
(Still Picture No Color Detection)
00h：OFF~0Fh：15/1023 (1Lsb Step)[00h: Default]
148 [NR] Band Select
00h：Wideband, 01h： Narrowband
149 Y Differential Color Level Detection
00h：Motion Detection OFF, 01h：Nonlinear
Processing
150 Y Non Correlation Detection Level Switch
00h：[4：0], 01h：｢5：1｣
151 Color Non Correlation Detection Level Switch
00h：[5：1], 01h：｢6：2｣
152 [NR] Y Differential Color Level Y Motion Picture
Distinction Level
00h：Motion Picture ~ 0Fh：Still Picture [08h: Default]
153 AGC Manual Setting (AGC = Auto Gain Control)
00h：OFF, 01h：ON
154 AGC Manual Gain Setting
(AGC = Auto Gain Control)
155 AGC Sync Level Detection ON/OFF
(AGC = Auto Gain Control)
00h：OFF, 01h：ON
BACK TO ADJUSTMENTS
Adjustment Initial Data(HEX)
Range(HEX) LC58E LC58 LC57
00~01 00 ← ← ←
00~07 04
← ← ←
00~07 04
← ← ←
00~0F 04 ← ← ←
00~0F 02 ← ← ←
00~0F 00 ← ← ←
00~0F 00 ← ← ←
00~01 00
← ← ←
00~01 00 ← ← ←
00~01 00 ← ← ←
00~01 00 ← ← ←
00~0F 08 ← ← ←
00~01 00
← ← ←
00~7F 28 ← ← ←
00~01 01
← ← ←
TC90103 (10/12)
Adjustment
Mode OSD
TC90103 ANT/NTSC/480i
156 AGC Peak Level Detection ON/OFF
(AGC = Auto Gain Control)
00h：OFF, 01h：ON
157 AGC OFF/ON Level Setting
(AGC = Auto Gain Control)
00h：OFF, 01h：70%, 02h：75%, 03h：80%
158 GCA Setting (GCA = ?)
00h：Auto, 01h：Digital
159 AGC Response Time Setting
(AGC = Auto Gain Control)
00h：Fast ~ 07h：Slow
160 Peak AGC Level (AGC = Auto Gain Control)
00h：105%, 01h：110%, 02h：115%, 03h：120%
161 GCA Gain Switch (GCA = ?)
00h：-3~+7dB, 01h：+6dB,
02h：–5~+5dB, 03h：–6~+4dB
162 Pedestal Difference Detection ON/OFF
00h：OFF, 01h：ON
163 Peak AGC Discharge Speed
00h：Fast ~ 07h：Slow
164 AGC Pedestal Timing for Digital Clamp
(AGC = Auto Gain Control)
08h：-1. 19us ~ 00h：(Center) ~ 07h：+1. 04us
165 AGC Sync Timing for Digital Clamp
08h：-1. 19us ~ 00h：(Center) ~ 07h：+1. 04us
166 Horizontal Phase Adjustment for Digital Format
08h：-1. 185us ~ 00h： 0us ~ 0Fh：+1. 04us
167 Vertical Phase Adjustment for Digital Format
00h：0H ~ 0Fh：+15H
168 Vertical Horizontal Start Phase at Vertical Through
00h：0W, 01h：64W, 02h：128W, 03h：192W,
04h：256W, 05h：320W, 06h：348W, 07h：Prohibition
169 VD at Non Standard Output
00h：Horizontal Count Standard,
01h：Vertical Separation Standard
170 656 Non Conforming Horizontal Out Phase
00h：32W, 01h：36W, 02h：40W, 03h：44W
71
Adjustment Item Adjustment
Range(HEX) LC58E LC58
00~01 01
00~03 00
00~01 00
00~07 00
00~03 01
00~03 01
00~01 00
00~07 00
00~0F 08
00~0F 08
00~0F 08
00~0F 00
00~07 00
00~01 01
00~03 00
LC58/LC58E
Initial Data(HEX)
LC57
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←
← ← ←