Sony CDX-T70MXDC Service Manual ▷ View online
CDX-T70MXDC/MP3 CDC 6
21
21
CDX-T70MXDC/MP3 CDC 6
5-5. SCHEMATIC DIAGRAM – RF Board –
R210
R209
C206
CN102
R127
C107
C117
C109
C108
TP1
TP2
TP3
TP4
TP6
TP5
C112
R121
R120
C114
C115
C119
IC201
C202
C201
R201
R106
R117
R109
R110
R112
C111
R119
R118
C116
C113
R116
R111
R202
C217
C203
R203
R204
R206
R205
C204
C205
R207
R208
R212
R220
R211
C208
R213
R214
C211
C209
R215
R218
R219
R216
R222
R223
SW101
SW102
CN101
IC101
Q102
C110
R128
TP(RFAC)
TP(VC)
TP(TE)
M101
M102
M103
R113
R103
Q101
33k
10k
470p
16P
22
100
4V
0.1
0.1
100
4V
0.1
22k
22k
0.1
100
4V
0.1
LA6576L-TE
0.1
470
16V
16V
10k
100k
3.3k
100k
18k
R114
10k
10k
0.1
1k
22k
0.1
0.1
100k
10k
10k
0.1
470p
10k
33k
33k
10k
470p
470p
10k
33k
68k
12k
47k
0.022
47k
56k
0.022
0.022
10k
10k
33k
33k
1k
820
22P
CXA2581N-T4
DTC124EKA
-T146
100
6.3V
1k
12k
R115
15k
22
2SA1037AK-T146-R
AA1
AA2
AA3
AA4
AA5
AA6
AA7
AA1
AA2
AA3
AA4
AA5
AA6
AA7
FWD
REV
S-GND
VREF-IN
VREF-OUT
VIN1-SW
REG-OUT
VL0-
VL0+
VIN1-A
VIN1+A
VIN1-B
VIN1+B
VIN2+
VIN2-
VIN2
VIN3
VIN3-
VIN3+
REG-IN
VIN4+
VIN4-
VIN4
MUTE2
MUTE1
VIN1
VO4+
VCC2
VCC1
VO4-
VO3+
VO3-
VO2+
VO2-
VO1+
VO1-
E
F
VCC
VC
VR
PD
LD
GND
A
D
T(-)
T(+)
F(-)
F(+)
B
C
8V
GND(8V)
SFDR
SRDR
MDP
TFDR
TRDR
FFDR
FRDR
5V
GND(5V)
DVCC(3V)
FE
TE
VC
RFDC
RFAC
SAVE_SW
LIM_SW
R/RW_SEL
LD
PD
AC_SUM
GND
A
B
C
D
E
F
SW
DVCC
DVC
RFAC
FE
FEI
TE
TE_BAL
CE
CEI
VCC
RFG
BST
VFC
RFC
VC
RFDCO
RFDCI
LOADF
LOADR
OFST
DC_
IN
EQ_
I-V
AMP
PD
LD
16
1
(FOCUS)
(TRACKING)
2-AXIS
DEVICE
LASER DIODE
DETECTOR
VCC
VC
FLEXIBLE
BOARD
OP
POWER CONTROL
AUTOMATIC
RF AMP,
FOCUS/TRACKING
ERROR AMP
RF AMP OFFSET
CONTROL SWITCH
FOCUS/TRACKING COIL DRIVE
SPINDLE/SLED/CHUCKING
MOTOR DRIVE
FLEXIBLE
BOARD
MAIN
ON:WHEN COMPLETION OF THE DISC
SW101
(LIMIT)
SW102
ON:WHEN THE OPTICAL PICK-UP IS
INNER POSITION
(CHUCKING)
(SPINDLE)
(SLED)
(CHUCKING END DETECT)
CHUCKING OPERATION
721
(Page 26)
•
See page 28 for Waveforms.
•
See page 28 for IC Block Diagrams.
CDX-T70MXDC/MP3 CDC 6
22
22
CDX-T70MXDC/MP3 CDC 6
5-6. PRINTED WIRING BOARD – MAIN Board (Component Side) –
: Uses unleaded solder.
IC204
IC201
IC402
IC601
IC501
IC604
IC401
IC303
IC301
IC205
IC603
IC602
IC502
MAIN BOARD
(COMPONENT SIDE)
13
B
JACK BOARD
CN901
JACK FLEXIBLE
BOARD
SW302
MAGAZINE
IN/OUT
DETECT
1
13
26
14
16
1
33
48
32
17
49
64
1
3
5
4
91
120
1
30
60
31
90
61
51
75
25
1
100
76
26
50
6
1
(FOR PC)
BP3
BP1
BP2
MAIN
FLEXIBLE
BOARD
A
RF BOARD
CN101
1-683-527-
12
(12)
1
2
3
4
5
6
7
8
9
10
A
B
C
D
E
F
G
H
5
4
1
3
D201
D-2
D202
D-2
D204
C-2
D207
C-3
D210
C-4
D301
F-5
D501
E-8
D502
E-8
IC201
D-3
IC204
C-3
IC205
H-3
IC301
F-5
IC303
G-5
IC401
F-6
IC402
D-5
IC501
E-8
IC502
C-8
IC601
D-7
IC602
C-6
IC603
C-5
IC604
E-6
Q201
C-4
Q202
C-4
Q203
C-4
Q205
D-3
Q302
G-5
Q501
C-5
Q502
A-5
Q503
B-5
•Semiconductor
Location
Ref. No.
Location
(Page 20)
(Page 27)
CDX-T70MXDC/MP3 CDC 6
23
23
CDX-T70MXDC/MP3 CDC 6
5-7. PRINTED WIRING BOARD – MAIN Board (Conductor Side) –
IC302
IC202
IC203
BLK
RED
M
M104
(EVEVATOR)
MAIN BOARD
(CONDUCTOR SIDE)
(CHASSIS)
MAGAZINE
DETECT
SW301
(CHASSIS)
(CHASSIS)
1-683-527-
12
(12)
BP4
BP5
RV301
EVEVATOR HEIGHT
SENSOR
1
2
3
4
5
6
7
8
9
10
B
A
C
D
E
F
G
H
IC202
F-9
IC203
F-8
IC302
E-2
• Semiconductor
Location
Ref. No.
Location
: Uses unleaded solder.
CDX-T70MXDC/MP3 CDC 6
24
24
CDX-T70MXDC/MP3 CDC 6
5-8.
SCHEMATIC DIAGRAM – MAIN Board (1/3) –
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
UT61L1024LC-12
MUN2111T1
MM3Z6V8ST1
100k
100k
100k
10k
2SB1184TLR
470
4V
470
4V
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
HD6432238RWP01
TEIV
100k
12.288MHz
BR24C16FJ-WE2
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
L
O
A
D
R
XRDE
S
A
V
E
_
S
W
L
IM
_
S
W
GFS
FOK
S
D
A
S
C
L
IO
0
G
R
S
C
O
R
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
S
2
S1
S
0
V
C
C
V
S
S
S
CL
S
D
A
B.DATA
GND
B.CLK
VREF
RST.I
VCC
B.ON
L.OFF
CLK.O
D.O
D.I
RST
BUONO
BUONI
A
11
A
9
A
8
A
13
C
S
2
A
1
5
V
D
D
N
C
A
16
A
14
A
1
2
A
7
A
5
A
6
A
4
A
10
IO8
IO
7
IO
6
IO
5
IO
4
G
N
D
A
0
A
1
A
2
A
3
N
C
DECXRST
DECSTBY
SCLK
SENS
XRST
XQOK
XRDE
XWRE
M
U
T
E
TEST
N
C
FOK
GFS
CDCLK
CDLAT
CDDAT
VSS
NC
CVCC
DOUT_SEL
MAG
-SW
N
C
C
D
O
N
E
VO
N
CFSEL
TEXTSEL
ESPSEL
P
C
R
X
P
C
TX
A
VS
S
E
H
S
E
L
V
F
EL
V
R
N
C
N
C
N
C
SC
O
R
G
R
S
C
OR
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
S
D
A
B
U
SO
N
S
CL
K
S
I
S
O
E
EC
L
K
N
C
R
/R
W
_
SEL
N
C
L
O
A
D
F
L
OA
D
R
N
C
B
U
C
H
K
N
C
E
ED
A
TA
N
C
VREF
DAC-DATA
DAC-CLK
DAC-LAT
N
C
I
N
C
I
N
C
I
N
C
I
N
C
I
N
C
I
(CHASSIS)
(1/3)
CD-ROM/RW
SWITCH
SELECT
S
IN
G
L
E
LIM
_
SW
SA
V
E_S
W
LO
AD
_
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
EG
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 27)
(Page 25)
(Page 26)
•
See page 28 for Waveforms.
•
See page 28 for IC Block Diagrams.
•
See page 33 for IC Pin Function Description.
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