Sony DSR-250 Service Manual page 141

1 2 3 4
ME-019 BOARD
A
MIC AMP,EVF OUT
-REF.NO.:1000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
L701
10uH
3225
B
R704 R707
2200 2200
C701
C705 1/10W
1/10W
0.001u 0.001u
1608 1608
C702 C706
0.001u 0.001u
1608 1608
R705
R708
CN701 2200
2200
1/10W 1/10W
C
FRONT MIC
L703
10uH
3225
C703
0.001u
1608 C707
0.001u
1608
C704 C708
0.001u
0.001u
D 1608
1608
L702
10uH
3225
CN703 4P R752
XX
E
TO MIC_GND 4
DD-146 BOARD
MIC_+48V 3
CN302
(SEE PAGE 4-119) EVF_GND 2
EVF_+12V 1 C734
2.2u
B
CN702 20P
PEAKING_CONT_IN 1
F R241 SWD_EXT_DC_OUT
2
0
REC_TALLY_IND_OUT
3
BATT_IND_OUT 4
R706
ZEBRA_SW_IN 5
100
VF_VIDEO(X)_OUT
6
SWD_EXT_DC_OUT
7
R701 100k
NC 8
NC 9
FB701
R702 100k
G
SDA(VF)_OUT 10
VF_VIDEO(G)_OUT
11
EXT_DC_GND 12
R703 100k
NC 13
NC 14
R751 1k FB702
SCL_(VF)_OUT
15
FB703
R-Y(VF)_OUT
16
EXT_DC_GND
VIEWFINDER 17
FB704
H
B-Y(VF)_OUT
(20pin) 18
FB705
SYNC(VF)_OUT
19
FB706
LD(VF)_OUT 20
SIGNAL PATH
VIDEO SIGNAL
AUDIO
I
CHROMA Y Y/CHROMA SIGNAL
REC
PB
J
16
5 6 7
IC702
MIC AMP
R723
4700
± 0.5%
C715
0.001u
B
R6.8/
P6.6
R721 3.3 3.3
3.3
C712 C713
100k
4.7u
4.7u
5 6 7 8
50V
50V
R709 R711
2200 C710
330
R714
1/10W 0.001u R718
R719
1/10W
270 B 4700
100k
-
1/10W 1/2W
R712 +
R722
330
100k
1/10W R715
270
+
1/10W
R713
R710
-
0
2200
1/10W
1/10W
4 3 2 1
C714
4.7u
3.3 3.3 3.3
50V
C711
R724
4.7u
4700
50V
± 0.5%
R720
100k
5.2
0
Q705
UN9210J-(TX).SO
0
2SC4738F-Y/GR(TPL3)
5.2
C758
33u
10V
TA
R788
R753
2200
10k
± 0.5%
R717
XX
R716
0
R748 0
5.2
8 7 6 5
IC701 5.2
R749
10k
AMP
R2.9/
P0
C709
0.1u
Q704
B R2.4/
2SD2216J-QR(K8).SO
P0
R750
10k
1 2 3 4
R3.0/
P2.9
4-109
8 9 10 11
IC703
MIC AMP
C718
4.7u 4700
R736
R733
6.3V
4700
± 0.5%
P ± 0.5%
C719 R734
R728 R6.8/
180 4.7u 4700
P6.6
± 0.5% ± 0.5% 3.3 3.3
6.3V
3.3
P
5 6 7 8
R735
4700
C717
± 0.5% -
0.1u
B
+ C723
R725 0.1u
120k R730
± 0.5% 47k
± 0.5% +
-
C721
0.001u
B
R729
12
± 5% 4 3 2 1
3.3 3.3 3.3
R731
4700
C726
± 0.5%
10u
C727
16V
0.1u
C720 B
R732
4.7u TA
39k
6.3V ± 0.5%
P C724
C725
10u
0.1u
P
B
6.3V
L705
Q707 10uH
2SC4738F-Y/GR(TPL3)
Q709 Q708
2SC4738F-Y/GR(TPL3)
R781 R784
18k 1k
± 0.5% ± 0.5% R786
18k C751
± 0.5%
33u
5.2
10V
TA
C753
R785
0.1u
100
C755 C757
B R780 ± 0.5%
47u 47u
820 C754
± 0.5% 10V 10V
0.1u
TA TA
B
C752 C756 R787
33u 33p 2200
± 0.5%
10V CH
TA
R789
R783 R790
18k
R782
18k
± 0.5% 1k
1k ± 0.5%
± 0.5% ± 0.5%
R791
XX
± 5%
12 13 14 15
L704
1mH
R777
XX
C748
XX
10V
IC707
TA
C747
A
R771
XX
XX
B
150Hz TRAP
R770
0
R5.6/
3.8 3.9 3.8 P6.6
R764 C746
R765
5 6 7 8
47k 1u
47k
± 0.5%
± 0.5% B
-
R768
C743
C740 C741 C742 C744 C745 470k
0.001u 0.022u +
0.022u 0.022u 0.022u 0.001u ± 0.5%
B B
B B B C749
B
0.1u
B
+
R766 R767
-
47k 47k
± 0.5%
± 0.5% R778
75
± 0.5%
4 3 2 1
R773
1.4 5.8 5.8
XX
R779
C750
R774
XX R772 820
XX
16V XX ± 0.5%
B
TA
R760
33k
R776
XX
IC706
MIC AMP
R762 IC706 IC705
47k TA75S01F(TE85R)
3.8
IC705
R6.5/P6.6
C738 5.0
C739
1u
10u 3.8 3.8
B
3.9 CTL
16V R763
B 39k
3.8 A+
R761
10k
A-
GND
Q706
UN9213J-(K8).SO
SWITCH
4-110
DSR-250/250P
16 17 18
7 MT_5.2V
6 GND
TO
5 MIC_SIG_OUT
VI-156 BOARD(23/25)
CN017
4 AU_VCC
(SEE PAGE 4-57)
3 GND
2 GND
1 LOW_CUT
CN705 7P
R759
10k
R758
33k
C737 C736
0.01u 0.1u
B B
SWITCH
M5201FP-600D
6.6
VCC
3.9
B+
3.9
B-
3.9
OUT
R756
47k
R757 R755
47k 100k
0
R754
10k
0
C735
10u
16V
B
CN704 12P
1 VF_DISPLAY
2 REC_TALLY
3 VF_VIDEO
4 GND
5 R-Y TO
VI-156 BOARD(23/25)
6 B-Y
CN016
7 SYNC (SEE PAGE 4-57)
8 SDA
9 SCLK
10 LD
11 BATT
12 GND
MIC AMP, EVF OUT
ME-019