Sony KDS-70R2000 Service Manual page 78

A B C
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2
3
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8
9
10
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D E F G
C..-SP-3(KDS-70R2000)
C
10/11
Q2900
2SC1623-L5L6
C2900
0 . 0 1
25V
R2903
10
1/16W
R2902
R2909
OUT1
470 VCC 10k
1/10W 1/10W
R2901
IN- OUT2
47k
1/10W
IN+
IN-
C2901
0 . 1
GND IN+
16V
R2917
10k
R2904 IC2900 1/10W
5 . 6 k NJM2904V(TE2)
1/10W
DUAL OPERATIONAL
AMPLIFIER
R2905
1k
1/10W
R2906
C2904
470k 0 . 0 1
1/10W 25V
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
H I J
R2921
D2900
1k
MM3Z3V3T1
1/10W
C2905
0 . 1
R2920
1k 16V
1/10W
D2901
UDZSTE-173.3B
R2935
0
R2922
C2906 100
R2911 0 . 0 1 1/10W
1k 25V
1/10W
R2923
R2931 R2933
1k 47k
100k
1/10W 1/10W 1/10W
R2912
OUT1 VCC
33k R2934
1/10W R2932 100k
R2924
47k 1/10W
100k
IN- OUT2
R2913
10k
C2911
1/10W
IN+ IN- 0 . 1
C2907 16V
0 . 1
GND IN+
C2902
0 . 1
C2908 R2936
16V IC2902
100k
0 . 1
NJM2904V(TE2)
1/10W
16V
DUAL OPERATIONAL
AMPLIFIER
C2903 0 . 0 1 25V
IC2901
NJM4556AV(TE2)
DUAL OPERATIONAL
R2926
C2909
AMPLIFIER
0 . 0 1 470k
25V 1/10W
OUT1 VCC
R2929
IN- OUT2 10k
1/10W
IN+ IN-
GND IN+
C2910
R2928 R2930
0 . 1
1k 10k
1/10W 16V
1/10W
C2912
R2927
R2919
470 4 . 7 k
1/10W 1/10W
R2937
R2938
R2941
R2942
R2943
R2944
C2914
XX
C2915
C2916 C2917
XX 0 . 0 1
XX
C2919
25V
XX
C2918
0 . 0 1
25V
- 78 -
K L M
IRIS_FB
IRIS_CTRL
SET9V
C2913 C2922
XX XX
C2923
XX XX
CN2900
8P
0
DUMP +
1
DUMP -
2
0
HOUT -
3
R2939 0
HIN -
4
R2940 100 TO OPTICAL UNIT
HOUT +
5
0
HIN +
6
100
DRIVE -
7
0
DRIVE +
8
0
C2925
XX
C2920 C2921 C2924
XX XX XX
~ C Board Schematic Diagram [ LCD Panel Driver Board ] Page 10/11 ~
KDS-70R2000
RM-ED006
N O