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3636
CDX-M800
IC1 µPD63711GC-8EU (SERVO Board)
4-15. IC BLOCK DIAGRAMS
76
75
AGCI
AGCO
74
RFI
73
C3T
72
ASY
71
EFM
70
AVDD
69
7E DAC3
68
7D DAC2
67
7C DAC1
66
7F DAC0
65
MD
64
SD
63
TD
62
FD
60
ATEST
59
TEST1
58
TEST0
57
DGND
56
TSTB
55
TSCK
54
TSI
53
TSO
52
PACK
51
DVDD
61
AGND
1
DGND
2
RFOK
3
RST
4
A0
5
STB
6
SCK
7
SO
8
SI
9
XTALEN
10
DVDD
11
DAVDD
12
ROUT
13
DAGND
REGC
16
LOUT
17
DAVDD
18
R+
19
R–
20
L+
21
L–
22
XVDD
23
XTAL
24
XTAL
25
XGND
1514
DAGND
77
RFO
78
EQ2
79
EQ1
80
RF-
81
AGND
82
A
83
C
84
B
85
D
86
F
87
E
88
AVDD
89
REFOUT
90
FE-
91
FEO
92
TE-
93
TEO
94
TE2
95
AGND
TEC
96
PD
97
98
LD
PN
99
100
AVDD
50
C2D3
49
C2D2
48
C2D1
47
C1D2
46
C1D1
45
DGND
44
PLCK
43
MIRR/WFCK
42
RFCK
41
LOCK
40
DVDD
39
TSOI
38
C16M
37
DGND
36
TX
35
HOLD/WDCK
34
LRCK
33
LRCKIN
32
SCKO
31
SCKIN
30
DOUT
29
28
DIN
FLAG
27
EMPH
26
DVDD
EFM
COMPARATOR
EFM
EFM
DEFECT
FOK
A3T
MIRR
FEO
TEO
TEOFS
FEOFS
RF
AMP BLOCK
SWITCH
MICROCOMPUTER INTERFACE
SCF
OSC
FOCUS
REGISTER
TRACKING
REGISTER
OCTUPLED
OVERSAMPLING DIGITAL FILTER
NOISE SHAVER
OUTPUT BUFFER
NOISE SHAVER
OUTPUT BUFFER
DE-EMPHASIS CIRCUIT
D/A
INTERFACE
CIRCUIT
OUTPUT PROCESSOR
DIGITAL
AUDIO
INTERFACE
DIGITAL PLL
TIMING GENERATOR
EFM DEMODULATOR
ERROR
CORRECTION
PROCESSOR
MICROCOMPUTER INTERFACE
CD-TEXT DECODER
SUB-CODE PROCESSOR
16K
SRAM
D/A
AUTO GAIN
CONTROLLER
FD/TD/SD/MD
CONTROLLER
ADDER
SVDRAM
MULTIPLIER
SVCRAM
SVROM
ROM
DECODER
CLV
PROCESSOR
DEFECT
COMPARATOR
RFENV
MIRENV
A/D CONVERTER
MEMORY
PROCESSOR
COMPARATOR
IC502 SAA6588T (MAIN Board (1/2)) IC301 BA8270F (MAIN Board (2/2))
1
FWD
+
–
+
–
+
–
2
REV
LOADING PRE
FWD REV
3
LDCONT
6
IN2
7
PREVCC
8
POWVCC
VOL–
VOL+
IN1
4
PS
+
–
LEVEL
SHIFT
+
–
+
–
LEVEL
SHIFT
LEVEL
SHIFT
+
–
POWER
SAVE
CH1-4
MUTE
X3
9
10
11
VO2–
12
VO2+
13
VO1–
14
VO1+
5
BIAS
OPIN4+
OPIN4–
OPIN3–
OPOUT3
MUTE
POWVCC
GND
OPIN3+
OPOUT4
VO3–
VO3+
VO4–
VO4+
7.5k
7.5k
16k
16k
7.5k
7.5k
16k
16k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
+
–
+
–
+
–
LEVEL
SHIFT
+
–
+
–
+
–
10k
10k
10k
10k
+
–
28
27
26
23
22
21
25
20
19
18
17
16
15
24
POWVCC34
(CH3,CH4)
PREVCC
(PRE.LOADING)
POWVCC12
(CH1.CH2)
IC2 BA5810FP-E2 (SERVO Board)
SCOUT
MRO
MPTH
TCON
OSCO
OSCI
VSSD
VDDD
DAVN
SDA
VREF
MPX
VSSA
VDDA
AFIN
MAD
PSWN
SCL
2
1
6
15
11
1316
14
12
INTERFACE
REGISTER
SIGNAL QUALITY
DECODER
CLOCKED
COMPARATOR
POWER SUPPLY
& RESET
TEST
CONTROL
OSCILLATOR
& CLOCK
PAUSE
DETECTOR
MULTI
PATH
DETECTOR
57kHz
8th ORDER
BAND-PASS FILTER
RDS/RDBS
DECODER
RDS/RDBS
DEMODULATOR
IIC BUS SLAVE
TRANSCEIVER
17
18
CIN
19
LVIN
20
87
DATA
CLOCK
DATA
CLOCK
4
4
5
9 10
3
4 5
1
2
3
4
5
6
7 8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUSON
RST
BATT
CLK
VREF
GND
VCC
RST
BUSON
CLK-IN
B/U-C
DATA IN
DATA OUT
DATA
I/O
IC307 BA6288FS (MAIN Board (2/2)) IC800 LM2577SX-ADJ (MAIN Board (2/2))
CONTROL
LOGIC
TSD
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
GND
NC
OUT1
M BATT
VCC
CLOSE
NC
NC
RNF
NC
OUT2
NC
VREF
OPEN
NC
NC
DRIVER
DRIVER
POWER
SAVE
1 2 3 4 5
SOFT
START
ERROR
AMP
1.25V
REF.
LOGIC
52kHz
OSCILLATION
CURRENT LIMIT,
THERMAL LIMIT,AND
UNDERVOLTAGE SHUTDOWN
DRIVER
STAGE
2.5V
REGULATOR
∑
COMPARATOR
CURRENT
SENSE
VOLTAGE
CURRENT
SENSE
REGISTOR
CORRECTIVE
RAMP VOLTAGE
AMP
ERROUT
ERRIN
GND
SWITCH
VDD