Sony DXF-20W Service Manual page 28

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RV201:CONTRAST
1
CN201
SFR-14R-1STE1-LF
50V
14
+9.5V
13
GND
12
VIDEO
11
GND
10
G1
9
BRIGHT CTL
8
INV C,BLK
7
2
16:9
6
C,SYNC
5
TALLY OUT
3
4
NC
RV201
2
3
1kB
TALLY IN
2
1
PEAK. CTL
1
R237
220
D201
CL-201HR-C
D202
CL-201HR-C
3
4
5
A
B
Q201
C4081
R201
C203
R208
R210
10k
1u
4.7k
470
16V
F
R203
Q203
10k
A1576
R211
R213
C202
R202
R207
220
220
Q202
C4081
470
Q204
22
33u
XN6435
6
5
16V
2
R206
POS
4
L201
470
8.2uH
C201
1
3
10u
20V
R204
OS
22k
R205
8.2k
R209
18k
R212
820
8
2
R239
R238
10K
1
1K
3
4
IC201A
NJM2904M
C209
1u
10V
F
6
7
5
IC201B
NJM2904M
C
VA-229
VA-229
RV203 : SUB CONTRAST
R215
3.3k
Q207
XN6534
3
R216
4
330
R214
5
4.7k
R219
DL201
G355ENK-7640=P3
330
R220
47
C213
DELAY
100p
50V
Q206
CH
Q205
K880
S
R218
A1532
180
R221
R222
4.7k
5.6k
C214
R217
12p
10k
50V
CH
R241
13K
R242
300
2125
R240
220
C211
4.7u
RV202
10V
3
10KB
B
C210
2
3.3u
16V
OS
1
R243
100
1608
RV202:PEAKING
5-2
5-2
D
E
R223
6.8k
Q209
C4102
R225
R226
100
10k
Q208
C4102
C207
0.01u
1
50V
B
R229
2
3.3M
6
R232
Q210
C4102
RV203
2.2k
D204
200B
R230
HZK9CLTR-E
R228
3.3M
C204
Q211
10k
C208
82p
A1579
R227
0.01u
50V
22k
CH
50V
B
C206
R231
R233
10u
3.3M
56k
C205
25V
R234
4.7u
B
33k
25V
B
R224
1.8k
D203
DAN202U
R244
10K
Q213
C4178
C212
0.01u
50V
B
R245
10K
1608
R246
2K
2125
F
RV204
100kB
1
RV205
2
10kB
3
RV206
R236
500kB
56k
D
G
Q212
R235
K664
47k
S
RV204:SUB BRIGHTNESS
RV205:BRIGHTNESS
RV206:SUB BRIGHT (WIDE)
VA-229
BOARD NO. 1-868-571-11
DXF-20W
G
H

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