Sony CDX-T70MX (serv.man2) Service Manual ▷ View online
CDX-T70MX
25
25
IC302
IC202
IC203
BLK
RED
M
M104
(EVEVATOR)
MAIN BOARD
(CONDUCTOR SIDE)
(CHASSIS)
MAGAZINE
DETECT
SW301
(CHASSIS)
(CHASSIS)
1-683-527-
11
(11)
BP4
BP5
RV301
EVEVATOR HEIGHT
SENSOR
1
2
3
4
5
6
7
8
9
10
B
C
D
E
F
G
H
5-8.
PRINTED WIRING BOARD – MAIN Board (Conductor Side) –
IC202
F-9
IC203
F-8
IC302
E-2
• Semiconductor
Location
Ref. No.
Location
CDX-T70MX
26
26
5-9.
SCHEMATIC DIAGRAM – MAIN Board (1/3) –
•
See page 29 for Waveform.
•
See page 32 for IC Block Diagrams.
D201
D202
D204
C202
R201
C201
C204
IC202
C214
C205
C206
C215
C207
IC205
C308
Q205
R204
R210
C208
R211
R205
C212
R202
R207
R209
C310
C302
R301
SW302
R305
C304
IC602
Q501
D210
R206
R308
R302
R306
Q201
C219
C209
C210
C211
D207
IC201
CN201
C203
C305
C309
CN1
C307
C303
C218
C217
C213
Q203
Q202
IC204
C301
R304
R307
R303
Q302
IC203
IC302
C216
R310
R603
C306
D301
BP5
BP4
IC301
SW303
R309
X301
IC303
BP301
BP302
TP4
TP3
M104
RB601
RB604
RV301
RV302
RB602
RB603
SW301
MM3Z18VST1
MM3Z18VST1
RB481YT2R
4700p
47k
1000p
1000
16V
NJM2396F08
0.1
100 16V
100
16V
16V
0.1
100 16V
RH5RL33AA-T1
0.1
MSD601-RT1
27k
47k
0.1
100k
47k
0.1
91k
470k
1M
0.1
0.1
1k
100k
1
W24L010AT-12
-EL15
MUN2111T1
MM3Z6V8ST1
100k
100k
100k
10k
2SB1184TLR
470
6.3V
470
6.3V
0.1
5.5V
0.1
MM3Z5V1ST1
BA8272AFV-E2
13P
0.1
0.1
0.1
6P
0.1
10
16V
1000
6.3V
0.1
0.01
MSD601-RT1
MUN2111T1
XC61CN2702NR
0.1
1k
1k
1k
MUN2211T1
NJM2396F05
LB1930M-TL
0.1
100k
0
0.1
M1MA152WK-T1
HD6432238RWN28TEN
100k
12.288MHz
BR24C16FJ-E2
100k
X4
100k
X4
10k
47k
100k
X4
100k
X4
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
B1
B2
B3
B4
FL_BOOT
SO
SI
XRST
XWRE
XQOK
CDDAT
CDLAT
CDCLK
PCRX
PCTX
RESET
A
3
O
E
A
1
0
C
E
IO
7
IO
6
IO
5
IO
4
IO
3
IO
2
IO
1
A
0
A
1
A
2
A
4
A
1
1
A
9
A
8
A
1
3
W
R
2
A
1
5
A
1
6
A
1
4
A
1
2
A
7
A
6
A
5
SCLK
SENS
L
O
A
D
F
LOADR
XRDE
S
A
V
E
_
S
W
L
IM
_
S
W
GFS
FOK
S
D
A
S
C
L
IO
0
GRSCOR
S
C
O
R
P
C
T
X
P
C
R
X
DECINT
S
Q
S
O
S
Q
C
K
MD
MC
ML
SCLK
RESET
BUSON
AA1
AA2
AA3
AA4
AA1
AA2
AA3
AA4
FL_BOOT
S
C
L
K
S
O
S
I
B
U
S
O
N
R/RW_SEL
DECXRST
DECSTBY
TC-XRDE
CLK
RST
DATA
BUSON
GND
GND
GND
B.UP
B.UP
B.UP
LCH
AGND
RCH
+B
RESET
FL_BOOT
PCRX
PCTX
GND
ELV+
ELV-
VS
S
S2
S1
S
0
V
CC
VS
S
S
C
L
S
D
A
B.DATA
GND
B.CLK
VREF
RST.I
VCC
B.ON
L.OFF
CLK.O
D.O
D.I
RST
B U O N O
BUONI
A
1
1
A9
A
8
A
1
3
C
S
2
A
1
5
V
DD
N
C
A
16
A
14
A
12
A
7
A5
A
6
A
4
A1
0
IO
8
IO
7
IO
6
IO
5
IO
4
G
N
D
A0
A1
A
2
A
3
N
C
DECXRST
DECSTBY
SCLK
SENS
XRST
XQOK
XRDE
XWRE
M
U
TE
TEST
N
C
FOK
GFS
CDCLK
CDLAT
CDDAT
VSS
NC
CVCC
DOUT_SEL
MAG
-SW
N
C
CD
O
N
EV
O
N
CFSEL
TEXTSEL
ESPSEL
P
C
R
X
P
C
TX
A
V
SS
EH
S
E
LV
F
E
LV
R
N
C
N
C
N
C
SC
O
R
G
R
S
CO
R
N
C
I
N
C
DECINT
MD2
MD1
MD0
VCC
AVCC
MCK
XTAL
EXTAL
FWE
NMI
STBY
VSS
EJECT
MGLK-SW
OSC2
OSC1
FL_BOOT
FL_W
NC
NC
NCI
NC
N
C
N
C
S
Q
C
K
S
Q
S
O
S
C
L
SD
A
B
U
S
O
N
S
CLK
SI
S
O
EE
C
LK
N
C
R
/R
W
_
S
EL
N
C
LO
A
D
F
L
O
AD
R
N
C
B
U
C
H
K
N
C
E
EDAT
A
N
C
VREF
DAC-DATA
DAC-CLK
DAC-LAT
N
CI
N
C
I
N
C
I
N
CI
N
CI
N
CI
(CHASSIS)
(1/3)
CD-ROM/RW
SWITCH
SELECT
S
IN
G
LE
L
IM_S
W
S
A
V
E
_S
W
LOAD
_
S
W
RES
SYSTEM CONTROLLER
MAGAZINE
DETECT
IN/OUT
SW302
EEPROM
ELEVATOR MOTOR DRIVE
(ELEVATOR)
(FOR PC)
+3.3V REGULATOR
I
G
O
+5V REGULATOR
R
EG
O
I
R
E
G
O
I
+8V REGULATOR
C
+3.3V REGULATOR
Q201,205
BUS INTERFACE
(FOR SONY BUS)
RESET SIGNAL
GENERATOR
NC
GND
VOUT
VIN
Q202,203
BATTERY CHECK
RV301
ELEVATOR
HEIGHT
SENSOR
S-RAM
IO
1
IO
2
IO
3
C
S
1
O
E
W
E
MAGAZINE
DETECT
MUTING CONTROL
SWITCH
FLEXIBLE
BOARD
JACK
C
GND
GND
JACK
BOARD
CN901
(Page 31)
(Page 27)
(Page 28)
Ver. 1.2
CDX-T70MX
27
27
5-10.
SCHEMATIC DIAGRAM – MAIN Board (2/3) –
•
See page 29 for Waveforms.
•
See page 32 for IC Block Diagrams.
R601
R604
C604
C613
C611
C612
C601
R618
C609
C606
R616
C607
R
61
5
C608
C605
R602
C603
C615
C516
R511
R502
R507
C504
C514
C510
R504
R506
C512
C511
R505
R501
C502
C513
D502
R
51
5
R
5
16
R
517
C509
C501
C506
R509
D501
C515
R510
R508
R512
C505
R503
C508
IC502
R514
C602
Q502
Q503
IC604
IC501
IC601
IC603
1k
100k
0.1
0.1
0.1
0.1
10
16V
1M
1000p
0.1
270
0.33
2
7
0
0.1
0.1
100
100p
0.1
10
16V
680
10k
10k
220p
1000p
10
16V
100
100k
100p
100p
100k
10k
0.1
100
16V
MM3Z5V1ST1
10
0
100
1
0
0
0.1
0.1
100 16V
10k
MM3Z5V1ST1
1000p
10k
10k
680
220p
100
10
16V
TLV2362IPWR
220
0.1
UN2225
UN2225
TC7SH08FU
PCM1748E-2K
CXD9684R-004
RN5RZ25BA
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
C
1
C2
C3
C
4
C5
C
6
C7
CE
A5
A3
A4
A0
A1
IO2
IO3
IO4
IO5
IO6
IO7
A2
OE
A12
A11
A10
A9
A8
A7
A6
A13
A14
WR2
A16
A15
IO1
TC-XRDE
DECXRST
SDA
DECSTBY
DECINT
IO0
ML
MC
MD
SCL
IO2
IO3
IO4
IO5
IO6
IO7
VSSP
PDO
VCOI
VDDP
X1
X0
VSSX
MIMD
AD0
AD1
AD2
AD3
AD4
AD5
LRCKIA
BCKIA
SDI0
AD11
AD12
CKS
TESTP
VRAR
RO
LO
VRAL
STANBY
VSS
IO1
IO0
AD15
AD16
AD14
AD13
VSS
AD6
AD7
AD8
AD9
AD10
VDDT(3.3V)
VDD(2.5V)
VDAL(2.5V)
VDAR(2.5V)
VDDT(3.3V)
VSS(2.5GND)
VSSL(2.5GN
D)
VSSR(2.5GND)
VDD(2.5V)
VDDX(2.5V)
V
C
O
M
V
OU
T
L
AG
N
D
V
O
U
T
R
Z
ER
O
L
Z
ER
O
R
B
C
K
D
A
T
A
L
R
CK
D
G
N
D
V
D
D
V
C
C
S
C
K
M
L
M
C
M
D
(2/3)
MUTING
MUTING
VCC
GND
LOW-PASS
FILTER
V
G
GATE SWITCH
DIGITAL FILTER,
D/A CONVERTER
WR
REQ
SDO
CE
OE
I2C_SDA
I2C_SCL
RESET
XRD
E
CD-ROM DECODER,
MP3 DECODER
GND
NC
CE
+2.5V REGULATOR
O
REG
I
(Page 26)
(Page 28)
CDX-T70MX
28
28
5-11.
SCHEMATIC DIAGRAM – MAIN Board (3/3) –
•
See page 29 for Waveforms.
•
See page 32 for IC Block Diagram.
R409
R518
C405
C404
R417
R416
R418
FB501
C416
C415
IC402
C419
R419
R413
C420
C414
C413
C412
C411
R411
C410
C409
R410
C408
C406
R406
C407
R408
R405
R404
R403
R402
C403
R401
C421
C417
C402
C401
R407
C418
R412
CN202
IC401
X501
BP1
BP2
BP3
10k
330
220p
0.1
0
0
0
0.1
0.1
GM71VS17403CLT-6
0.1
1k
100k
100p
0.1
0.1
0.1
0.01
100k
0.47
220p
1M
0.0015
1
1M
0.047
3.3k
470k
33k
100k
33k
220p
33k
22
6.3V
0.1
0.1
0.1
3.3k
0.0022
10k
22P
CXD3027R
16.9344MHz
B1
B2
B3
B4
C1
C2
C3
C4
C5
C6
C7
FOK
A
0
A
1
A
2
A
3
A
1
0
X
R
A
S
X
W
E
XOE
X
C
A
S
D
0
D
1
D
2
D3
A4
A5
A6
A8
A9
A7
XWRE
XRDE
XQOK
SQSO
SQCK
XRST
CDDAT
CDLAT
CDCLK
SENS
SCLK
GFS
GRSCOR
M
D
P
S
F
D
R
S
R
D
R
T
F
D
R
T
R
D
R
F
F
D
R
FR
D
R
FRDR
FFDR
TRDR
TFDR
MDP
SRDR
SFDR
SCOR
D3
D2
XCAS
XOE
A9
A8
A7
A6
A5
A4
D0
D1
XWE
XRAS
A10
A0
A1
A2
A3
SAVE_SW
R/RW_SEL
LIM_SW
LOADR
LOADF
RFAC
RFAC
RFDC
R
F
D
C
TE
TE
TE
FE
FE
8V
LIM_SW
TE
FE
VC
5V
SAVE_SW
FRDR
FFDR
TRDR
TFDR
SRDR
SFDR
MDP
GND(8V)
GND(5V)
DVCC(3V)
R/RW_SEL
RFAC
RFDC
LOADR
LOADF
(3/3)
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
D-RAM CONTROLLER
D-RAM
FLEXIBLE
BOARD
MAIN
(Page 26)
(Page 27)
(Page 23)
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