Sony MDX-C8970 Service Manual page 46

IC300 CXD2727Q
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58
SERIAL DATA
PLCLK
81
MICRO
COMPUTER
XECKSTP 82
I/F
AVDP
83
VSS4 84
T. P
85
T. P 86
T. P 87 512kbit
DELAY
T. P
88
RAM
T. P 89
T. P
90
T. P 91
T. P
92
T. P 93
T. P 94
VDD4 95
AVSD 96
T. P
97
T. P 98
T. P
99
AVDD 100
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
IC602, 632 LM1973MX
20 19 18 17 16
RESISTIVE
NETWORK
TAP
SWITCH
SWITCHES DRIVE
DECODE DECODE
SWITCH
SWITCH
DRIVE
DRIVE
TAP
TAP
SWITCHES SWITCHES
RESISTIVE
RESISTIVE
NETWORK
NETWORK
1 2 3 4 5
46
SERIAL
DATA
I/F
I/F
DIGITAL
DSP
FILTER
CLOCK CLOCK
GENERATOR/ GENERATOR/
TIMING CIRCUIT TIMING CIRCUIT
PLL
15 14 13 12 11
DECODE
LATCH
SHIFT
REGISTER
6 7 8 9 10
57 56 55 54 53 52 51
50
49
48
47
46
ADC2
45
44
ADC1
43
42
41
–
DAC6
40
+
39
38
–
37
DAC5
+
36
35
34
–
DAC4 33
+
32
31
–
DAC3
+
–
DAC2
+
–
DAC1
+
IC604, 634 NJM2160AM-TE2
VCCL 1
2
INL
BUFFER
SVRL 3
BUFFER
REFERENCE
4
INML
INMR 5
REFERENCE
BUFFER
SVRR 6
BUFFER
INR
7
8
VCCR
AVS6
AVD2
AVS2
RREF
RIN
AVS8
AVD8
AOUTR2
AVSX
XTLI38
XTLO38
AVDX
AOUTL2
AVD7
AVS7
LIN
LREF
AVS1
AVD1
AVS5
VCCL
16 CL+
CL–
15
LIFT
AMP
VCCL
LGND
14
SIGNAL
AMP
13 OUTL
VCCR
12 OUTR
SIGNAL
AMP
11 RGND
VCCR
LIFT
AMP
CR–
10
9 CR+