Sony CDX-M50IP / CDX-MR50IP Service Manual ▷ View online
29
29
CDX-M50IP/MR50IP
CDX-M50IP/MR50IP
5-10. PRINTED WIRING BOARD — SUB SECTION —
: Uses unleaded solder.
(Page 30)
(Page 23)
1
A
B
C
D
E
F
G
2
3
4
5
6
7
R202
LED202
S201
CN201
CN202
R201
LED201
5-11. SCHEMATIC DIAGRAM — SUB SECTION —
(Page 27)
(Page 31)
S201
CN202
CN201
R201
R202
LED201
LED202
30
30
CDX-M50IP/MR50IP
CDX-M50IP/MR50IP
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
LED955
S908
S909
S910
S911
LCD901
S912
S913
S914
S915
S902
S905
S907
LED947
S906
LED993
LED943
LED950
LED951
LED951
LED903
LED953
LED902
LED930
S903
S904
LED904
LED954
LED916
LED966
LED965
LED915
LED964
LED914
LED962
LED912
LED960
LED910
LED959
LED909
LED931
LED906
LED956
IC971
LED911
LED
961
LED913
LED963
LED948
LED946
LED952
LED905
LED908
S901
LED958
LED907
LED957
LED949
D982
R902
R935
R940
R908
R933
R934
R942
R907
R948
R937
R906
R938
R936
R950
R945
R944
R943
R979
C971
R941
R947
R949
R939
R946
R990
R977
R954
R958
R927
R928
R926
R916
R915
R981
R978
R904
R921
R982
R969
R956
R903
C981
R984
C984
R985
C980
R970
R971
R972
C982
C983
R905
IC901
R929
R930
R932
R992
R993
R991
R901
R914
R912
CN901
R959
R910
R911
R931
D905
R961
R960
R962
FB880
FB882
FB881
Q901
R917
R952
D984
R951
R953
R925
R922
R924
Q920
Q919
R957
R955
R923
D907
D911
D908
D909
D903
D906
D904
D981
R999
RE901
J901
5-12. PRINTED WIRING BOARD — DISPLAY SECTION —
: Uses unleaded solder.
(Page 29)
(D984)
H-8
(IC901)
G-9
IC971
D-3
LED902
B-5
LED903
C-5
LED904
D-5
LED905
A-2
LED906
D-3
Ref. No.
Location
(D903)
G-13
(D904)
G-11
(D905)
G-11
(D906)
G-11
(D907)
H-11
(D908)
H-11
(D909)
G-13
(D911)
H-11
(D981)
H-7
D982
B-2
• Semiconductor Location
Ref. No.
Location
LED907
C-2
LED908
B-2
LED909
D-12
LED910
D-12
LED911
D-11
LED912
D-10
LED913
D-9
LED914
D-8
LED915
D-8
LED916
D-7
Ref. No.
Location
Ref. No.
Location
LED930
C-7
LED931
C-13
LED943
B-4
LED946
C-4
LED947
C-3
LED948
C-4
LED949
C-3
LED950
C-5
LED951
C-5
LED952
B-5
LED953
C-5
LED954
D-5
LED955
A-2
LED956
D-3
LED957
C-2
LED958
B-2
LED959
D-12
LED960
D-11
LED961
D-11
LED962
D-10
Ref. No.
Location
( ): SIDE B
LED963
D-9
LED964
D-8
LED965
D-7
LED966
D-6
LED993
B-4
(Q901)
G-6
(Q919)
G-5
(Q920)
G-5
Ref. No.
Location
31
31
CDX-M50IP/MR50IP
CDX-M50IP/MR50IP
R977
R985
R984
R978
R979
R990
R992
R993
R991
FB882
FB881
R981
R982
R908
R911
R912
R914
R915
R916
R917
R901
R903
R904
R905
R906
R907
R910
R902
D984
D903
D904
D905
D906
D981
S908
S909
S910
S911
S912
S913
S914
S915
S907
S906
S905
S904
S903
S902
S901
D911
C984
C971
C982
C983
C981
C980
IC971
LCD901
FB880
RE901
LED913
LED914
R925
R927
LED911
LED912
R929
R931
LED915
LED916
LED909
LED910
LED948
LED947
LED943
LED950
LED902
LED904
LED905
LED908
LED906
LED907
LED903
R921
R959
R923
R941
R945
R949
R953
R957
R961
R933
R935
R937
R939
R943
R947
R951
R955
Q901
J901
LED965
LED966
LED964
LED963
LED961
LED962
LED959
LED960
LED946
LED949
LED993
LED951
LED952
LED954
LED955
LED958
LED956
LED957
LED953
LED931
LED930
Q919
Q920
R970
R971
R972
R922
R924
R926
R928
R930
R932
R960
R962
R940
R942
R948
R950
R956
R958
R936
R938
R944
R946
R952
R954
D982
IC901
R969
R999
CN901
D909
D908
D907
R934
5-13. SCHEMATIC DIAGRAM — DISPLAY SECTION —
(Page 29)
32
32
CDX-M50IP/MR50IP
CDX-M50IP/MR50IP
• IC Block Diagrams
IC300 TDA8588AJ/N2/R1 (MAIN BOARD (1/4))
MUTE
MUTE
ENABLE
LOGIC
STANDBY/
MUTE
BATTERY
DETECTION
CHIP DETECT/
DIAGNOSTIC
PROTECTION/
DIAGNOSTIC
SWITCH
REGULATOR
SWITCH
REFERENCE
VOLTAGE
LOADDUMP
PROTECTION
TEMPERATURE
PROTECTION
BACK-UP
SWITCH
REGULATOR
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
TAB
LF–
LF+
LR–
LR+
IN-RL
S-GND
IN_LF
RR+
RR–
RF+
RF–
DIAG
SW2
SW1
REG3
REG4
VP
REG2
SDA
SCL
VP2
PGND3
SVR
IN_RR
IN_LR
ACGND
PGND2
VP1
STB
PGND1
RST
CRES
REG1
GND
REG5
CBU
FL
RL
RR
VP
FR
I
2
C BUS
IC401 BD3442FS-E2 (MAIN BOARD (2/4))
IC601 BA8271F-E2 (MAIN BOARD (1/4))
1
2
A1
100k
100k
100k
100k
100k
100k
250k
250k
250k
A2
B1 3
4
B2
5
C1
6
C2
7
DP1
8
DN
9
DP2
10
DS32
11
DS12
12
DS22
13
EBIAS
14
DS21
15
DS11
16
DS31
26 OUTF1
27 VCC
VCC
VCC2
28 MUTE
29 SCL
30 SDA
31 GND
32 FIL
INPUT
SELECTOR
VOLUME1
/MUTE
VOLUME2
I2C
BUS
LOGIC
TREBLE
/BASS
/MIDDLE
SPECTRUM
ANALYZER
FADER
25 OUTF2
24 OUTR1
23 OUTR2
FADER
FADER
22 OUTS1
21
20
OUTS2
19
ADJ
18
SOUT
17
DATA
CLK
FADER
FADER
LPF
EFFECT
INPUT
GAIN
FADER
1
2
3
4
5
5
6
7
8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUS.ON
RST
BATT
CLK
VREF
GND
VCC
RST
BUS.IN
BUS.IN
CLK-IN
B/U-C
DATA IN
DATA OUT
DATA I/O
IC50 TDA7333013TR (MAIN BOARD (2/4)) (CDX-MR50IP only)
VDDA
INTERPOLATOR
RAM
BUFFER
&
CONTROL
LOGIC
TEST LOGIC
&
PIN MUX'S
I
2
C/SPI
INTERFACE
BAND PASS
FILTER
SIGMA DELTA
CONVERTER
SINC4
FILTER
REF3
REF2
REF1
VSS
VDDD
RESETN
TM
1
MPX
16
CSN
SDAOUT
RDSREG
3
INTN
MPX
SINC4REG
SDAIN
SCK
SPI
TESTREG
SCK
SPI
TESTREG
14
2
3
4
5
6
7
8
INTN
15
SA
13
SDA
12
SCL
11
OSCILLATOR
XTO
10
XTI
9
RDS
DEMODULATOR &
SYNCHRONIZATION
2
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