Sony SCD-1/777ES Service Manual page 41

• IC Block Diagrams
– AUDIO Board –
IC101, 201 CXA8042AS
1
I01+
I02– 2
3
NC
4
I01–
5
I02+
6
NC
VCC2 7
C2 8
C1 9
10
VCC1
REFERENCE
VREF 11
VOLTAGE
CIRCUIT
VCNT 12
GND1 13
RIREF 14
IC302 CXD8594Q
51 50
BUFFER
SYNC 52
IFSEL 53
NC 54
DVSS 55
SUB(D) 56
SUB(C) 57
VDD2 58
VDD 59
L1(-) 60
VSS 61
L1(+) 62
VSS2 63
VSS2 64
1 2 3 4 5 6
SWITCHING
CIRCUIT
CONSTANT
CURRENT
CIRCUIT
CONTROL
CIRCUIT
49 48 47 46
REGISTER
SYNC
PLM-L1
PLM-L2
1024Fs CLOCK BUFFER
7
8 9 10 11 12
28 IN2–
27 IN2+
26 NC
25
IN1+
24 IN1–
23 NC
22 C4
21 C3
GND2
20
VEE2
19
18
VEE1
17 C6
16 C5
15 CIREF
45 44 43 42 41 40 39 38 37 36 35 34
CLOCK
GENERATOR
CLOCK
BUFFER
PLM-R1
PLM-R2
13 14 15 16 17 8 19
33
32 LVCKO2
31 DRPOL
30 NC
29 DVSS
28 SUB(D)
27 SUB(C)
26 VDD2
25 VDD
24 R1(-)
23 VSS
22 R1(+)
21 VSS2
20 VSS2
41