Sony HCD-C770 Service Manual page 83

QQ
3 7 63 1515 0
– AUDIO Board –
IC201 BU1924F-E2 (AEP only)
16
PLL
1187.5Hz
BIPHASE
DECODER
DEFFERENTIAL
DECODER
1 2
TE
L 13942296513
– VIDEO Board –
IC206 MM1510
6 PS
SAG 1
OUT DRIVER
2
5 GND
CLAMP
VCC 3 4
BIAS
IC207 NJM2235V (TE2)
VIN 1 1
SW 1 2
VIN 2 3
BIAS
SW 2
4
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15 14
CLOCK
PLL 57kHz
RDS/ARI
COMPARATOR
8th SWITCHED
CAPACITOR
FILTER
ANTI-ALIASING
FILTER
3 4 5 6 7
IN
8 GND
BUFFER 7
V OUT
V+
6
5 VIN 3
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8
13 12 11 10 9
TEST
8
Q Q
3 6 7 1 3
IC208 MM1568
VCC1 1
BIAS
CIN 2 4dB
MUTE1 3
CLAMP
VIN 4
4dB
YC MIX 5
CLAMP
YIN 6 4dB
BIAS 7 BIAS
GND1 8
NC 9
GND1 10
NC 11
CYIN 12
CLP 13
CLAMP BIAS
CbIN 14
BIAS
MUTE2 15
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CrIN 16
.
BIAS
GND2 17
HCD-C770/C990
2 9 9 4 2 8
IC202 MC14052 BDR2
2X0 1
2X2 2
2XCOM 3
2X3 4
2X1 5
INH 6
VEE 7
VSS 8
1 5 0 5 8 2 9 9 4
LPF
2dB
LPF
+
2dB
LPF
2dB
LPF
4dB
2dB
DRIVER
4dB
LPF
2dB
m DRIVER
co
4dB LPF
2dB
DRIVER
9 9
16 VDD
15 X2
14 X1
13 XCOM
12 X0
11 X3
10 A
9 B
2 8 9 9
VCC2
34
75Ω
33 COUT
DRIVER
32 GND2
75Ω
31 VOUT
DRIVER
30
VSAG
29 GND2
75Ω
28 YOUT
DRIVER
27 YSAG
26 GND2
75Ω
25 CYOUT
24
CYSAG
23
GND2
75Ω
22 CbOUT
21
CbSAG
20 GND2
75Ω
19 CrOUT
18 CrSAG
83