Sony HCD-BC150 Service Manual page 150

HCD-BC150/BC250
– IO Board –
IC200 MC14052BDR2
– AMP Board –
IC108, 109, 110 CXD9788AR
PWM
1 2 3 4 5 6
54
48 47 46 45 44 43 42 41 40 39 38 37
Liner
∆ ∑ Converter
Interpolator
Clock Generator
(Secondary Clock System)
INIT/MUTE
7 8 9 10 11 12 13 14 15 16 17 18 19 20
IC201 MM1623BFBE
1
VCC1
150kΩ
BIAS
C IN 2 6dB
MUTE 1 3
-6dB 6dB
CLAMP
CVBS IN 4 6dB
5
YC MIX
CLAMP
6
Y IN
GND1 7
6dB
BIAS BIAS
8
I/P
9 6dB
10
CY IN
150kΩ
CLAMP
BIAS
11 6dB
CLP
150kΩ
BIAS
12
CB IN
13 6dB
MUTE2
150kΩ
BIAS
CR IN 14
Sampling Rate
Converter
Filter
&
Gain
DF2
DF1
LOW
Control
CUT
Filter
Clock Generator
(Primary Clock System)
Serial Control
21 22 23 24 25 26 27 28
S-DC OUT
28 VCC2
S1/S2
200Ω
27 S-DC OUT
75Ω
LPF 26 C OUT
DRIVER
6.75MHz
25 S1
24
S2
75Ω
23
LPF CVBS OUT
DRIVER
6.75MHz
22 GND2
75Ω
LPF
DRIVER
6.75MHz
21 Y OUT
6.75MHz
LPF
75Ω
20 CY OUT
DRIVER
LPF
13.5MHz
19
GND2
6.75MHz
LPF
75Ω
18
CB OUT
DRIVER
LPF
13.5MHz
17
GND2
6.75MHz
LPF
75Ω
16
CR OUT
DRIVER
LPF
13.5MHz
15 GND2
S P
36 XFSIIN
35 DVDD
34 TEST
33
BFVSS
32 BFVDD
29 30 31