Read Sony CDX-T68X Service Manual online
CDX-T68X
25
25
5-9.
SCHEMATIC DIAGRAM – MAIN Board (2/2) –
•
See page 19 for Waveforms.
•
See page 27 for IC Block Diagrams.
C412
C410
C418
R410
C409
C408
R409
R408
C407
R406
C406
R405
R404
R403
C404
C405
C411
R411
R412
IC401
C416
R419
C419
C417
C401
C402
R401
C415
C414
C420
R504
C510
C509
C511
C512
R506
R505
R503
C508
C505
C504
IC501
C502
R502
R507
R501
R508
FB502
FB501
R509
R510
R416
R417
R418
C413
C403
R402
C421
CN202
C506
C507
C503
C501
R407
Q501
IC502
X501
IC402
Q503
Q502
0.01
0.47
0.0022
1M
220p
0.0015
10k
3.3k
0.047
1M
1
470k
33k
100k
0.1
220p
0.01
100k
10k
CXD3027R
0.01
1k
0.1
0.01
0.01
0.01
33k
0.01
0.01
100p
220
10
16V
10
16V
100p
100p
100k
100k
220
10
16V
100
16V
16V
0.01
TC9464FN-EL
100
16V
16V
0
0
0
150
220
470
0
0
0
0.01
220p
33k
22
6.3V
22P
0.01
100
16V
16V
0.01
0.01
3.3k
DTA115EKA
-T146
TC74HCT700
7AF(EL)
16.9344MHz
MSM51V174000B
UN2226
UN2226
1
2
3
4
5
7
8
9
10
11
12
13
14
6
F
O
K
A
0
A
1
A
2
A
3
A
1
0
X
R
A
S
X
W
E
X
O
E
X
C
A
S
D
0
D
1
D
2
D
3
A4
A5
A6
A8
A9
A7
XWRE
XRDE
XQOK
SQSO
SQCK
XRST
CDDAT
CDLAT
CDCLK
SENS
SCLK
GFS
GRSCOR
SAVE_SW
M
D
P
S
F
D
R
S
R
D
R
T
F
D
R
T
R
D
R
F
F
D
R
F
R
D
R
FRDR
FFDR
TRDR
TFDR
MDP
SRDR
SFDR
SCOR
LOADR
LOADF
LIM_SW
L
IM
_
S
W
BB1
BB2
BB3
BB4
B
B
2
BB1
BB4
BB3
A
A
5
A
A
4
AA1
AA2
AA3
AA4
AA5
D
1
X
W
E
X
R
A
S
A
1
0
A
0
A
1
A
2
A
3
D
0
A
4
A
5
A
6
A
7
A
8
A
9
X
O
E
X
C
A
S
D
2
D
3
A
A
1
A
A
3
A
A
2
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
VDD
T1
P/S
VDA
RO
GNDA
VR
LO
GNDA
VDA
ZD
GNDD
MCK
GNDX
XI
XO
VDX
BS
EMP
SM
HS
DATA
BCK
LRCK
LOADR
LOADF
G
ND
VCC
SWITCH
MUTING
CONTROL
MUTING
MUTING
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
D-RAM CONTROLLER
LEVEL SHIFT
DIGITAL FILTER,
D/A CONVERTER,
LOW-PASS FILTER
D-RAM
FLEXIBLE
BOARD
MAIN
D501
MA8056
D502
MA8056
(Page 24)
(Page 21)
Ver 1.1
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