Read Sharp LC-20SD4E (serv.man2) Service Manual online
2-2: Confirmation of Fixed Value (Step No.)
Please check if the fixed values of each of the adjustment items are set correctly referring below. (TV/AV/D-Terminal)
PAL50Hz
PAL60Hz
SECAM
PAL50Hz
PAL60Hz
SECAM
NTSC3.58
NTSC4.43
PAL50Hz
PAL60Hz
SECAM
NTSC3.58
NTSC4.43
PAL50Hz
PAL60Hz
SECAM
NTSC3.58
NTSC4.43
PAL50Hz
PAL60Hz
SECAM
NTSC3.58 NTSC4.43
NO.
FUNCTION
1
H POSI OSD
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
V POSI OSD
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
3
R DRIVE (N)
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
4
R CUTOFF (N)
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
5
G DRIVE (N)
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
6
G CUTOFF (N)
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
7
B DRIVE (N)
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
8
B CUTOFF (N)
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
21
H POSI 50Hz
323
323
323
323
323
323
323
323
316
316
316
316
316
323
323
323
323
323
323
323
323
323
323
22
H POSI 60Hz
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
300
22
H POSI (SIDE BAR)
34
34
34
34
34
34
34
34
31
31
31
31
31
34
34
34
34
34
34
34
34
34
34
24
V POSI 60Hz
25
25
25
25
25
25
25
25
21
21
21
21
21
25
25
25
25
25
25
25
25
25
25
25
BAK LIGHT MEDIUM
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
130
26
BAK LIGHT BRIGHT
217
217
217
217
217
217
217
217
217
217
217
217
217
217
217
217
217
217
217
217
217
217
217
27
BAK LIGHT DARK
43
43
43
43
43
43
43
43
43
43
43
43
43
43
43
43
43
43
43
43
43
43
43
28
BRIGHT CENT
133
134
133
133
133
133
133
133
133
133
133
133
133
134
134
134
134
134
134
134
134
134
134
29
BRIGHT MAX
170
170
170
170
170
170
170
170
170
170
170
170
170
170
170
170
170
170
170
170
170
170
170
30
BRIGHT MIN
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
55
31
TINT
116
116
116
116
116
116
109
109
116
116
116
120
120
116
116
116
109
109
116
116
116
109
109
35
CONTRAST CENTER(N)
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
36
CONTRAST MAX(N)
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
37
CONTRAST MIN(N)
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
60
38
COLOR CENT
78
80
48
67
67
69
75
75
122
122
122
150
150
67
67
69
75
75
66
66
75
80
80
39
COLOR MAX
127
127
127
127
127
127
127
127
200
200
200
200
200
127
127
127
127
127
127
127
127
127
127
40
COLOR MIN
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
41
H POSI TEXT
214
214
214
214
214
214
214
214
214
214
214
214
214
214
214
214
214
214
214
214
214
214
214
42
V POSI TEXT
69
69
69
69
69
69
69
69
69
69
69
69
69
69
69
69
69
69
69
69
69
69
69
43
CONTRAST 35
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
44
DAC IC Vcom
449
449
449
449
449
449
449
449
449
449
449
449
449
449
449
449
449
449
449
449
449
449
449
ELECTRICAL ADJUSTMENTS
Step No.
576i
480i
576i
480i
576i
480i
576i
480i
AV2
CVBS
S(Y/C)
AV1
CVBS
RGB
TV
D-2
D-3
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