Sony ICF-CD830 Service Manual page 21

IC551 CXD2589Q
60
61
VDD
SYSM
62
PWM
AVSS 63
AVDD 64
65
AOUT1
AIN1 66
LOUT1
67
AVSS 68
XVDD 69
TIMING
70
XTAI
LOGIC
PWM
XTAO 71
XVSS 72
73
AVSS
LOUT2 74
AIN2 75
76
AOUT2
77
AVDD
78
AVSS
XRST 79
VDD 80
1 2 3
IC591 BA6898FP-E2
59 58 57 56 55 54 53 52 51 50
SERIAL-IN
INTERFACE
OVER SAMPLING
DIGITAL FILTER
3rd-ORDER
NOISE SHAPER
SUB CODE
PROCESSOR
DIGITAL
OUT
CPU
INTERLACE
4 5 6 7 8 9
28 27 26 25 24
LEVEL SHIFT
+
–
LEVEL SHIFT
1 2 3 4 5 6
49 48 47 46 45
EFM
DEMODULATOR
ERROR
16K
CORRECTOR
RAM
D/A
INTERFACE
CLOCK
GENERATOR
SERVO
AUTO
SEQUENCER
10 11 12 13 14 15 16
23 22 21 20 19 18
VCC VCC
LEVEL SHIFT
–
+
+
–
REGULATOR
DRIVER
BIAS, T. S. D
MUTE
MONITOR
LEVEL SHIFT
7 8 9 10 11
ICF-CD830/CD830L
44 43 42 41
40 LRCKI
39 LRCK
ASYO
38
37 ASYI
ASYMMETRY
CORRECTOR
BIAS
36
35
RF
34
AVDD
33
CLTV
32
AVSS
DIGITAL
31 FILI
PLL
30
FILO
29 PCO
28
V16M
OSC
27
VCTL
26
VCKI
VPCO1
25
TES1
24
23 TES0
22 PWMI
DIGITAL
CLV
21
MDP
17 18 19 20
17 16 15
NC
12 13 14
21