Sony CDX-MP50 Service Manual ▷ View online
29
29
CDX-MP50
3-12. PRINTED WIRING BOARD — RELAY SECTION — • Refer to page 18 for Circuit Boards Location.
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
FMA3
CNP902
R930
R931
R932
LED931
S931
LED930
CNP903
D904
D901
C973
C974
D902
D903
D905
D906
D907
(Page 26)
(Page 30)
30
30
CDX-MP50
3-13. PRINTED WIRING BOARD — DISPLAY SECTION — • Refer to page 18 for Circuit Boards Location.
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
LSW907
LSW908
LSW909
LSW910
LSW914
LSW915
LSW916
LSW917
S902
S903
LCD901
LSW901
LSW913
LSW911
LSW912
LSW905
LSW906
LSW902
LSW903
LSW904
LED901
LED902
LED903
LED904
LED905
LED906
IC951
LED910
LED911
S901
R912
R913
R914
R915
R953
C952
C953
R957
R958
R959
R960
R961
R951
C951
CN901
D951
R952
R966
R967
R968
R969
R940
R941
R942
R943
R972
R974
R973
R975
R976
R977
R980
R981
R982
R983
R978
R979
D901
R956
R955
R954
D904
D902
D903
R910
R909
R908
R907
R906
R905
R904
R903
R902
R901
R916
R917
R918
R919
R920
FMB5
FMB6
IC901
R962
D905
D907
C954
C955
C956
(Page 29)
Ref. No.
Location
D901
H-10
D902
H-10
D903
H-10
D904
H-10
D905
G-10
• Semiconductor Location
Ref. No.
Location
D907
G-12
D951
H-13
IC901
G-8
IC951
C-13
Ref. No.
Location
LED901
A-2
LED902
C-14
LED903
C-14
LED904
C-2
LED905
C-1
LED906
C-12
LED910
C-4
LED911
C-11
Ref. No.
Location
31
31
CDX-MP50
3-14. SCHEMATIC DIAGRAM — DISPLAY SECTION —
Note:
• Voltage is dc with respect to ground under no-signal
conditions.
no mark : FM
no mark : FM
SENS/BTM
LIST
D905
LED902
LED903
LED904
LED905
LED906
R951
LED931
R931
R930
R932
LED901
IC901
D951
LED930
D907
LSW901(1/2)
S901
S903
LSW903(1/2)
LSW904(1/2)
R901
R902
R903
R904
R905
LSW905(1/2)
R906
LSW906(1/2)
R907
LSW902(1/2)
R908
LSW907(1/2)
R909
LSW908(1/2)
R910
LSW909(1/2)
R916
LSW910(1/2)
R920
LSW917(1/2)
R919
LSW916(1/2)
R918
LSW915(1/2)
R917
LSW914(1/2)
R915
LSW912(1/2)
R914
LSW911(1/2)
R913
LSW913(1/2)
R912
S902
R972
R974
R976
LSW901(2/2)
LSW914(2/2)
LSW910(2/2)
LSW912(2/2)
LSW915(2/2)
LSW909(2/2)
LSW911(2/2)
LSW916(2/2)
LSW908(2/2)
LSW913(2/2)
LSW917(2/2)
LSW907(2/2)
R973
R975
R977
R981
R983
LSW904(2/2)
LSW903(2/2)
LSW906(2/2)
LSW905(2/2)
LSW902(2/2)
R980
R982
R952
C951
R953
C952
R954
R955
R956
R955
R956
R961
IC951
R958
R962
R959
R960
R962
R959
R960
C954
C956
C955
C956
C955
C953
R957
CN901
LCD901
S931
D904
D903
D902
LED910
LED911
R966
R967
R940
R941
R968
R969 R942
R943
R978
R979
D901
C974
C973
D907
D906
D905
D901
D902
D903
D904
CNP902
CNP903
(Page 28)
32
32
CDX-MP50
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
15
14
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
CONTROLLER
ADDER
SVDRAM
MULTIPLIER
SVCRAM
SVROM
ROM
DECODER
CLV
PROCESSOR
DEFECT
COMPARATOR
RFENV
MIRENV
A/D CONVERTER
MEMORY
PROCESSOR
COMPARATOR
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)
1
5
2
4
3
IN B
VCC
IN A
GND
OUT
RESET
SWITCH
BATT
SWITCH
1
2
3
4
5
6
7
8
9
10
14
13
12
11
BUSON
RST
BATT
CLK
VREF
DATA
I/O
GND
B/U-C
CLK-IN
BUSON
VCC
DATA IN
DATA OUT
RST
IC1 µPD63711GC-8EU (SERVO Board)
3-15. IC BLOCK DIAGRAMS
IC803 MM1175XFF
(MAIN Board)
(MAIN Board)
IC2 BA5810FP-E2 (SERVO Board)
IC12 TC7SH08FU-TE85R
(SERVO Board)
(SERVO Board)
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