Sony HCD-DZ11O Servise Manual page 54

HCD-DZ110/DZ111/DZ120/DZ120K
Q Q
3 7 6 3 1 5 1 5 0
• IC Block Diagrams
– MAIN Board –
IC2200 PCM1803DBR
5 th Order
Single-End
VINL 1 Delta-Sigma
/Differential
Modulator
VINR 2 Converter
VERF1 3
VERF2 4
Reference
Single-End
5 th Order
/Differential
Delta-Sigma
Converter
Modulator
VCC 5
Power Supply
AGND 6
PDWN 7
BYPAS 8
FSYNC 9
LRCK 10
T E
L 1 3 9 4 2 2 9 6 5 1 3
IC3010, IC3020, IC3030 CXD9788AR
48 47 46 45 44 43 42 41 40 39 38 37
∆ ∑ Converter
PWM
Clock Generator
(Secondary Clock System)
1 2 w w w 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
HCD-DZ110/DZ111/DZ120/DZ120K
Serial
Interface
× 1/64 (× 1/128)
Decimation
Filter
with
DC Cut Filter
Mode/
Format
Control
Clock and Timing Control
Sampling Rate
Converter
Filter
Liner
&
Gain
Interpolator
DF2 DF1 S P
LOW
Control
CUT
Filter
36
35
Clock Generator
(Primary Clock System)
INIT/MUTE Serial Control 34
33
32
21 22 23 24 25 26 27 28 29 30 31
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20 MODE1
19 MODE0
18 FMT1
17 FMT0
16 OSR
– I/O Board
(DZ120/DZ120K) –
15 SCKI
IC352 MC14052BDR2
14 VDD
13 DGCD
12 DOUT
11 BCK
Q Q
3 7 6
IC357 (DZ120K) M62429FP-TP
VIN2 VOUT2
8 7
VR 2
VOL AMP 2
XFSIIN
DVDD VOL AMP 1
TEST REF AMP
BFVSS
VR 1
BFVDD
1 2
VIN1 VOUT1
u 1 6 3
y
54 54
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2 4
8 9 9
IC3050 TK1118CSCL-G
5 4
OVER HEAT &
OVER CURRENT
PROTECTION
CONTROL
CIRCUIT
BANDGAP
REFERENCE
1 2 3
– I/O SCART Board – I/O SCART Board (DZ110/DZ111) –
(DZ110/DZ111) –
IC201, IC230 BH7868FS-E2
IC350 MC14052BDR2
VCC1 1
3 1 5 1 5 0 8 9
S1 2
S2 3
C IN 4 BIAS 6dB
MUTE1 5 MUTE1
CV IN 6 CLAMP 6dB
SEL (CV/MIX) 7
Y IN 8 CLAMP 6dB
BIAS 9
BIAS
SEL (BIAS/CLAMP) 10
H
BIAS
PY/G IN 11
CLAMP
L
GND 12
VCC CLOCK
PB/B IN 13 BIAS 6dB
6 5
MUTE2 14 MUTE2
VREF
LOGIC
CONTROL
PR/R IN 15 BIAS 6dB
VCC2 16
3 4
m
GND DATA
c o
.
2
8 9 9
6MHz
75Ω
32 C OUT
LPF
2 4 9 8 2 9 9
S-DC OUT
31 S-DC OUT
S1/S2
L
+
6MHz
LPF
75Ω 30 CV OUT
H
29 CV OUT SAG
28 GND
6MHz
LPF
75Ω 27 Y OUT
26 Y OUT SAG
25 GND
12MHz
6dB
LPF
75Ω
24 PY/G OUT
23 PY/G OUT SAG
22 GND
12MHz
LPF
75Ω 21 PB/B OUT
20 PB/B OUT SAG
19 GND
12MHz
LPF
75Ω 18 PR/R OUT
17 PR/R OUT SAG