Sony PMC-MD55 Service Manual page 67

IC702 CXD3009Q
61
VDD3
SYSM 62
AVSS
63
64
AVDD
AOUT1 65
PWM
AIN1 66
LOUT1
67
68
AVSS
69
XVDD
XTAI 70
TIMING
LOGIC
XTAO 71
XVSS
72
AVSS
73
LOUT2 74
PWM
AIN2 75
AOUT2 76
77
AVDD
AVSS 78
XRST
79
80
VDD0
IC703 BA6998FP-E2
28 27 26 25 24 23
DRIVE
BUFFER
LEVEL
SHIFT
–
+
+
–
REGULATOR VOLTAGE DETECT,
BIAS VOLTAGE DETECT,
THERMAL SHUT DOWN
LEVEL
SHIFT
–
+
DRIVE
BUFFER
1 2 3 4 5 6
60 59 58 57 56 55 54
EFM
DEMODULATOR
3RD-ORDER
NOISE
SHAPER
1 2 3 4 5 6 7 8 9
22 21 20 19 18
DRIVE
BUFFER
VCC VCC
LEVEL
SHIFT
–
+
+
–
DRIVER
MUTING
7 8 9 10 11
53 52 51 50 49
DIGITAL
CUT
ERROR
CORRECTOR
16K RAM
OVER SAMPLING
DIGITAL FILTER
CPU
INTERFACE
SERVO AUTO
SEQUENCER
10 11 12 13 14
17 16 15
LEVEL
SHIFT
DRIVE
BUFFER
12 13 14
– 106 –
48 47 46 45 44 43 42 41
SERIAL-IN
INTERFACE
D / A
D / A
INTERFACE
INTERFACE
ASYMMETRY
CORRECTOR
DIGITAL
PLL
OSC
CLOCK
GENERATOR
DIGITAL
CLV
15 16 17 18 19 20
40 LRCKI
39 LRCK
38 ASYO
37 ASYI
36 BIAS
35 RF
34 AVDD
33 CLTV
32 AVSS
31 FILI
30 FILO
29 PCO
28 VCTL
27 V16M
26 VCKI
25 VPCO
24 TEST1
23 TEST0
22 PWM1
21
MDP