Hitachi 50VF820 Service Manual page 68

TC90103 (3/12)
Adjustment Adjustment Item
Mode OSD
TC90103 ANT/NTSC/480i
036 Demodulation Angle
00h： 0° ~ 3Fh：+45°
037 Color Killer Level
00h：-40dB ~ 07h：-30dB
038 ACC Level (ACC = Auto Color Level)
00h： Min ~ 0Fh： Max [08h: Center]
039 ACK Hysteresis (ACK = Auto Color Killer)
00h： Small, 01h： Large
040 2'nd BPF/TRAP on/off
00h：ON, 01h：OFF
041 2'nd BPF/TRAP bpf/trap
00h：Trap, 01h：BPF
042 TRAP1
00h：ON, 01h：OFF
043 TRAP2
00h：ON, 01h：OFF
044 Take Off Filter
00h：OFF, 01h：BPF ON,
02h：Min ~ 07h：Max
045
046 Y Digital Clamp
00h：OFF, 01h：ON
047 BSRC Filter
00h：ON, 01h：OFF
048 Chrominance Digital Clamp
00h：OFF, 01h：ON
049 Y Noise Cancel Limiter
00h：4lsb, 01h：8lsb, 02h：16lsb, 03h：32lsb
050 Y Noise Cancel Gain
00h：OFF, 01h：×1, 02h：×1. 5, 03h：×2
051 Chrominance Noise Cancel Limiter
00h：1lsb, 01h：2lsb, 02h：4lsb, 03h：8lsb
052 C Noise Cancel Gain
00h：OFF, 01h：×1, 02h：×1. 5, 03h：×2
053 Horizontal Dot Obstruction Reduction
00h：OFF, 01h：×0. 16, 02h：×0. 17, 03h：×0. 18
054 COMB+
00h：OFF, 01h：ON
055 1 Line Dot Improvement
00h：OFF, 01h：ON
056 Vertical Y Noise Cancel Limiter
00h：8lsb, 01h：16lsb
057 Vertical Y Noise Cancel Gain
00h：×1, 01h：×2
BACK TO ADJUSTMENTS
Adjustment Initial Data(HEX)
Range(HEX) LC58E LC58 LC57
00~3F 00 ← ←
00~07 00
← ←
00~0F 05 ← ←
00~01 01
← ←
00~01 01 ← ←
00~01 00 ← ←
00~01 00 ← ←
00~01 00 ← ←
ANT (RF Input) 00~07 07
← ←
NTSC/480i 00~07 01 ← ←
00~01 00 ← ←
00~01 01 ← ←
00~01 01 ← ←
00~03 00
← ←
00~03 01 ← ←
00~03 00
← ←
00~03 00 ← ←
00~03 03 ← ←
00~01 00 ← ←
00~01 01 ← ←
00~01 00
← ←
00~01 00 ← ←
TC90103 (4/12)
Adjustment
Mode OSD
TC90103
← 058
059
←
← 060
061
←
← 062
← 063
← 064
← 065
066
←
← 067
← 068
← 069
← 070
071
←
←
072
←
073
←
074
←
←
075
←
076
←
077
←
68
Adjustment Item
ANT/NTSC/480i
Vertical Y ON
00h：OFF, 01h：ON
C NY Limiter
00h：16lsb, 01h：24lsb
C NC Gain
C-NC ON
00h：OFF, 01h：ON
IIR Filter
00h：OFF, 01h：ON
Output Peak Limiter
00h：OFF, 01h：ON
AFC Integrate Gain Switch
AFC Proportional Gain Switch
Linear Gain Switch at Phase Large Error
No Linear Area 2nd Gain Switch
Linear Gain Switch at Phase Small Error
Integrate Value Reset ON at Limit
00h：OFF, 01h：ON
Linear Area Width Setting
Sync Separation Input Select
00h：Internal, 01h：CsyncH,
02h：CsyncL, 03h：VsyncH,
04h：Internal(OFF_SET), 07h：Free run
AFC Integrate Relay
00h：OFF, 01h：ON
Phase Error Gain Up
00h：ON, 01h：00×2, 02h：00×4, 03h：00×8
Phase Error Maximum Linear Area Width Setting
00h：OFF, 01h：LRW0＋16'h5000,
02h：LRW0＋16'h6000, 03h：LRW0＋16'h7000
Horizontal Standard Phase Adjustment
20h：-4. 7µs ~ 00h：±0 ~ 1Fh：+4. 59µs
(1/6. 75MHz_Step)
Horizontal Separation Level
00h：30％, 01h：40％
Half Horizontal Killer
00h：OFF, 01h：ON
LC58/LC58E
Adjustment Initial Data(HEX)
Range(HEX) LC58E LC58 LC57
00~01 01 ← ← ←
00~01 00
← ← ←
00~01 00 ← ← ←
00~01 00
← ← ←
00~03 00 ← ← ←
00~01 00 ← ← ←
00~0F 03 ← ← ←
00~0F 07 ← ← ←
00~0F 08
← ← ←
00~0F 0C ← ← ←
00~0F 05 ← ← ←
00~01 01 ← ← ←
00~07 04 ← ← ←
00~07 00
← ← ←
00~01 01 ← ← ←
00~03 03
← ← ←
00~03 01 ← ← ←
00~3F 20 ← ← ←
00~01 00 ← ← ←
00~01 01 ← ← ←