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CX-JT7
27
27
6-6.
SCHEMATIC DIAGRAM – BD Board –
•
See page 54 for IC Block Diagrams.
•
See page 54 for Waveforms.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
CN708
C711
C712
C721
C719
C720
C718
C717
C715
C716
C714
C706
C707
R739
R740
R741
M702
M701
R738
C747
C748
R707
C705
C709
R730
C746
C708
R729
C743
C744
R725
R726
R731
C754
C742
C753
R760
C756
C722
FB707
FB708
R720
R719
R718
R721
C830
R826
R827
R828
R825
C825
R823
R824
C829
FB808
FB701
R765
C734
C735
X701
C732
C733
C729
C811
R817
R818
C812
R819
R820
FB807
FB801
FB802
C844
C856
C810
R801
R802
C837
R803
R804
R805
C813
C814
C843
C803
C805
C815
C816
R834
R833
R832
IC803
FB803
FB805
FB806
CN710
(SUFFIX-11)
(SUFFIX-13)
C802
C807
R732
C806
C817
R717
R716
C741
R728
R745
R701
R706
R708
C710
R727
C703
C723
R711
R703
R704
R705
C702
C701
R702
FB804
C831
C704
R709
S701
R714
R715
TP
TP
TP
TP
C713
R829
R747
R746
R713
C823
C824
R744
R807
R806
IC801
C804
C859
C858
C857
C860
R860
C835
C834
C731
Q701
R722
IC721
IC722
IC802
16P
0.1
47p
0.1
0.0047
100p
1
0.0047
1 50V
0.001
0.1
0.1
100
6.3V
0
6.8k
0
6.8k
0.1
220
10V
10
0.001
100
6.3V
1.2k
0.1
0.1
12k
0.047
1
680
680
2.2k
47p
0.1
47p
100
47p
0.1
100
100
100
100
22p
100
100
100
100
47p
100
100
47p
1M
15p
18p
16.9344MHz
0.01
0.01
220
10V
0.1
3.3k
150
1
1k
1k
0.1
1
0.1
100
100
0.1
100
100
100
0.1
100
6.3V
0.1
0.01
100
6.3V
220
10V
0.1
100
100
2.2k
MM1571J
19P
0.1
100
6.3V
0
0.1
0.1
100
100
0.1
47k
100
47k
47k
10k
0.047
100
0.1
100
6.3V
330
15k
15k
15k
100
6.3V
0.1
15k
22p
47
6.3V
27k
100
100
0.0047
100
33
33
1k
47p
47p
100k
100
100
LC78684E-E
22p
22p
22p
22p
100p
100
0.1
220
10V
0.1
UP0411600SO
1k
LC78646E-E
BA5836FP
LC32V4265CT
-25
D
R
F
DRF
C
D
_
R
E
S
CD_RES
C
D
_
W
R
Q
CD_WRQ
D
O
DO
D
I
DI
C
L
CL
C
D
_
C
E
CD_CE
W
E
R
A
S
A
0
A
1
A
2
A
3
A
4
A
5
A
6
A
7
A
8
U
C
A
S
L
C
A
S
I/O
9
I/O
1
0
I/O
1
1
I/O
1
2
I/O
1
3
I/O
1
4
I/O
1
5
I/O
1
6
I/O
1
I/O
2
I/O
3
I/O
4
I/O
5
I/O
6
I/O
7
I/O
8
I/O
1
I/O
2
I/O
3
I/O
4
I/O
5
I/O
6
I/O
7
I/O
8
I/O
9
I/O
1
0
I/O
1
1
I/O
1
2
I/O
1
3
I/O
1
4
I/O
1
5
I/O
1
6
M
P
3
_
C
E
MP3_CE
FSYNC
F
S
YN
C
A0
A1
A2
A3
A4
A5
A6
A7
A8
OE
UCAS
LCAS
WE
RAS
O
E
F
G
N
D
V
C
V
C
C
E
C
B
N
C
A
D
VC
VCC
E
D
A
B
C
F
GND
LD
VR
PD
F+
T-
T+
F-
(SLED)
(SPINDLE)
G
N
D
S
L
IN
IN
4
B
IA
S
V
C
C
V
C
C
TIN
IN
3
R
ES
ET
V
O
3
(+
)
V
O
3(-)
VO
4
(-)
V
O
4
(+
)
S
P
IN
R
ES
E
T
R
EG
-B
R
EG
O
U
T
M
U
TE
G
N
D
IN
2
FO
IN
G
N
D
O
P
O
U
T
V
O
2
(-)
V
O
2(+
)
V
O
1(+
)
V
O
1(-)
IN
(-)
O
P
SLCIST
EFMIN
RF
RFVDD
RFVSS
FIN1
FIN2
TIN1
TIN2
VREF
REF1
FE
TEC
TE
RFMON
JITTC
ADAVDD
ADAVSS
TDO
FD
O
S
P
D
O
S
L
D
O
G
P
D
A
C
C
O
N
T
4
M
P
3
R
E
S
D
EFE
C
T
FS
E
Q
M
O
N
I1
M
O
N
I2
M
O
N
I3
M
O
N
I4
M
O
N
I5
V
S
S
V
D
D
D
O
U
T
TEST
V
/*
P
S
B
C
K
/F
G
LD
S
FR
V
V
D
D
P
C
K
IS
T
V
V
S
S
P
D
O
2
P
D
O
1
C
O
N
T2
V
S
S
V
D
D
5
D
R
F
D
O
D
I
CL
CE
L
IM
IT
S
W
C
D
_
M
U
TE
DATA
DATACK
LRSY
ASDFIN
ASDACK
ASLRCK
16MOUT
EFLG
C2F
XVSS
XIN
XOUT
XVDD
RVDD
RCHO
RVSS
LCHO
LVDD
FSX/16MIN
DRF
FSYNC
CL
DO
DI
3.3V
3.3V
AMUTE
CD_CE
CD_WRQ
CD_RES
D.OUT
MP3_CE
VIN
GND
CONT
VO
NOISE
V
S
S
I/O
1
6
I/O
15
I/O
14
I/O
13
V
S
S
I/O
9
I/O
10
I/O
1
1
I/O
12
N
C
LC
A
S
U
C
A
S
O
E
A
8
A
7
A
6
A
5
A
4
V
S
S
VC
C
I/O
1
I/O
2
I/O
3
I/O
4
V
C
C
I/O
5
I/O
6
I/O
7
I/O
8
N
C
N
C
W
E
R
AS
N
C
A
0
A
1
A
2
A
3
VC
C
MADRS0
MADRS1
MADRS2
MADRS3
MADRS4
MADRS5
MADRS6
MADRS7
MADRS9
MADRS8
DVDD4
VSS
MADRS10
MADRS11
MADRS12
OEB
CASUB
CASLB
WEB
RASB
DATACK
D
A
T
A
IN
R
E
S
B
IN
TB
C
E
C
L
C
M
D
IN
C
M
D
O
U
T
O
VF
CN
T
O
K
W
O
K
V
S
S
D
V
D
D
6
C
RC
F
FS
YN
C
S
T
D
AT
S
TCK
S
TR
E
Q
V
S
S DVDD5
DVDD2
V
S
S
M
D
A
T
A
0
M
D
A
T
A
1
M
D
A
T
A
2
M
D
A
T
A
3
M
D
A
T
A4
M
D
A
TA
5
M
D
A
T
A6
M
D
A
T
A7
D
VD
D
3
V
SS
M
D
A
T
A
8
M
D
A
T
A9
M
D
A
T
A1
0
M
D
A
T
A1
1
M
D
A
TA
1
2
M
D
A
TA
1
3
M
D
A
T
A1
4
MDATA15
LRSY
ADDATA
ADLRCK
C2FIN
TEST1
CKIN
VSS
CKOUT
TEST2
DVDD1
PW
SBSY
SFSY
SBCK
AVDD
VPRFR
VCOC
VPDO
AVSS
+1.8V REGULATOR
ADBCK
LVSS
*
W
R
Q
*
R
E
S
L
D
D
SLCO
S
B
C
K
/C
O
N
T
6
RF AMP,
SLED/SPINDLE
MOTOR DRIVE,
FOCUS/TRACKING
COIL DRIVE
AUTOMATIC
POWER
CONTROL
(LIMIT IN)
(LD)
(PD)
(VC)
(FE)
(TE)
(RF)
MP3 DECODER
MEMORY
A-GND
D-GND
P+7.0V
P-GND
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO PROCESSOR,
DIGITAL FILTER,D/A CONVERTER
FOCUS/TRACKING ERROR AMP,
R-CH
L-CH
A1
A2
(Page 32)
(Page 38)
Summary of Contents for CX-JT7
Page 91: ...91 CX JT7 MEMO ...