Sony CX-JN44 / JAX-S44 Service Manual ▷ View online
25
25
CX-JN44
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Printed Wiring Board:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
•
Indication of transistor.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
Note on Schematic Diagram:
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
2
: nonflammable resistor.
•
5
: fusible resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal conditions.
– BD Section –
no mark: CD PLAY
– Other Sections –
no mark: FM
(
under no-signal conditions.
– BD Section –
no mark: CD PLAY
– Other Sections –
no mark: FM
(
) : TAPE PLAY
〈〈 〉〉
: TAPE REC
[
] : CD PLAY
∗
: Impossible to measure
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: TUNER (FM/AM)
E
: TAPE PLAY (DECK A)
d
: TAPE PLAY (DECK B)
G
: REC
J
: CD PLAY
L
: AUX IN
•
Circuit Boards Location
Note:
The components identi-
fied by mark
fied by mark
0
or dot-
ted line with mark
0
are
critical for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés
par une marque
par une marque
0
sont cri-
tiques pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
SENSOR board
PANEL board
CDMP3 CONNECT board
MAIN board
POWER board
SUB TRANS board
TRANS board
HEADPHONE board
BD board
MOTOR (TB) board
MOTOR (LD) board
SW board
26
26
CX-JN44
6-4. PRINTED WIRING BOARD – BD Board –
•
See page 25 for Circuit Boards Location.
:Uses unleaded solder.
JW104
JW105
JW106
JW107
JW108
JW109
JW110
JW111
JW112
JW116
JW117
JW118
JW120
JW123
JW124
JW125
JW132
JW133
JW134
JW102
JW126
JW128
JW131
JW119
JW101
JW114
JW115
C151
C183
CN201
C203
X101
C184
C201
C17
S101
CN101
C170
JW113
C116
JW103
JW127
IC251
JR109
JR104
C14
R114
JR108
JR101
R112
C202
R252
C161
R172
C181
C258
C163
C18
C131
R111
IC101
C182
C111
JR102
R10
JR110
R11
C141
C164
R141
JR103
C16
C15
C112
C251
C257
C113
JR106
Q10
C194
R251
C114
C259
C133
JR105
C115
C160
C252
C122
C124
C123
C162
R113
R142
R171
R406
R132
R151
R12
R121
R131
C125
C195
C117
C143
C172
C171
C174
R133
R407
C132
C142
R143
JR107
R13
R181
R182
C185
C186
JR111
R162
R161
R173
C10
C11
R202
C213
R408
R409
R410
R411
C212
C211
C210
R204
R412
R201
E
28
15
22
21
1
14
7
8
1
29
28
84
85
112
56
57
BD BOARD
1-860-501-
12
(12)
M101
(SPINDLE)
M
M102
(SLED)
M
(LIMIT)
TP013 (VC)
TP012
(RFACO)
OPTICAL PICK-UP
BLOCK
(KSM-213DAP)
A
CDMP3 CONNECT
BOARD
CN872
A
B
C
D
1
2
3
4
(Page 30)
27
27
CX-JN44
6-5. SCHEMATIC DIAGRAM – BD Board –
C161
C15
TP29
TP31
TP33
TP30
TP34
TP35
TP36
TP37
TP38
TP40
TP39
TP41
TP42
TP43
TP44
R411
R410
R409
R408
R407
R406
C163
C202
C203
C162
C201
C182
C181
C186
C185
C184
C183
R182
R181
C174
R173
X101
R172
R171
C172
C171
R161
R412
R162
C194
C213
C211
C212
JR110
C164
JR102
C160
R252
C251
C258
R251
JR107
C170
C252
R151
C111
C114
R114
R112
C112
C113
R111
R113
JR106
TP28
TP21
TP015
TP22
TP23
TP24
TP25
TP26
JR108
TP27
TP014
TP17
TP18
TP19
TP20
TP013
C16
R11
C18
C17
R12
C117
C125
C124
TP012
R133
C133
C132
R132
C142
R143
C141
R142
R141
C151
R202
C143
IC101
JR103
C122
R121
C123
C10
C14
CN201
CN101
M102
M101
C195
TP016
JR101
C257
C210
C116
R204
R201
C115
C259
JR104
IC251
JR105
Q10
TP32
JR111
C11
TP46
R13
TP45
R10
JPO004
JPO003
JPO001
S101
JR109
JPO002
R131
C131
0.1
0.1
XTACN
DOUT
LOUT
AGND
ROUT
DGND
DVDD
XRST
DATA
CLK
XLT
SENS
SCOR
MGND(7V)
M+7V
100
100
100
100
100
100
0.1
0.1
220
10V
10V
0.1
220
10V
10V
0.1
0.1
470p
470p
220
10V
10V
220
10V
10V
100
100
0.1
0
16.9344MHz
1M
470
27p
22p
100
100
47k
0.1
22p
220p
22p
0
0.1
0
0.1
22k
6800p
0.1
10k
0
220
16V
16V
0.1
0
3300p
470p
15k
15k
470p
3300p
1k
1k
0
LD
AGND
F
PD
F+
T +
T -
F-
0
TOP1
E
D
A
B
C
(VC)
1
0
1000p
220
10V
10V
100k
0.1
0.1
330p
(RFACO)
180k
0.01
0.47
10k
1500p
3.3k
0.1
1k
4.7k
220
10V
10V
0
0.1
CXD3058AR
0
0.1
15k
0.1
10
0.1
17P
16P
0.1
SSTP
0
0.1
0.1
220
10V
10V
0.1
0.1
0
BA5947FM
0
2SB1690K
AVDD
0
10
IOP1
1
IOP2
3.3
0
1M
100p
S
FD
R
SFD
R
S
R
D
R
SR
D
R
TFD
R
TFD
R
TR
D
R
TR
DR
FFD
R
FFD
R
FR
D
R
FR
D
R
E
E
D
D
A
A
B
B
C
C
F
F
PD
PD
F+
F+
T+
T+
T-
T
-
F-
F-
VC
VCC
PD
LD
T-
F-
T+
F+
LMUT
XTSL
IOVSS0
XTACN
SQSO
SQCK
SBSO
EXCK
XRST
SYSM
DATA
VSS
XLAT
CLOK
VDD
SENS
SCLK
ATSK
WFCK
XUGF
XPCK
GFS
C2PO
SCOR
VDD
C4M
WDCK
MIRR
DFCT
FOK
VSS
LOCK
MDP
SSTP
IOVSS1
SFDR
SRDR
TFDR
TRDR
FFDR
FRDR
IOVDD1
AVDD0
AVSS0
E
F
TEO
FEO
VC
A
B
C
D
AVDD4
RFDCO
PDSENS
AC_SUM
EQ_IN
LD
PD
RFC
AVSS4
RFACO
RFACI
AVDD3
BIAS
ASYI
ASYO
VPCO
VCTL
AVSS3
CLTV
FILO
FILI
PCO
AVDD5
DDVROUT
DDVRSEN
AVSS5
DDCR
LRCK
LRCKI
PCMD
PCMDI
VSS
BCK
BCKI
VDD
EMPH
EMPHI
IOVDD2
DOUT
TEST
TES1
IOVSS2
XVSS
XTAO
XTAI
XVDD
AVDD1
AOUT1
VREFL
AVSS1
AVSS2
VREFR
AOUT2
AVDD2
RMUT
COUT
IOVDD0
VR
AGND
F
C
B
A
E
D
TEI
FEI
SCOR
SENS
CLK
XLT
DATA
DOUT
DVDD
DGND
AVDD
LOUT
AGND
ROUT
XRST
MGND(7V)
M+7V
AGND
XTACN
(SPINDLE)
(SLED)
CD DSP
MOTOR/COIL
(LIMIT)
AUTOMATIC
POWER CONTROL
DRIVE
CDMP3
CONNECT
BOARD
CN872
(Page 31)
28
28
CX-JN44
6-6. PRINTED WIRING BOARDS – CHANGER Section –
•
See page 25 for Circuit Boards Location.
:Uses unleaded solder.
C715
C731
C735
C736
R711
R731
R721
R722
R723
R735
R732
R733
R734
Q731
C751
IC712
IC701
CN704
C737
R713
R712
C741
JW702
JW703
JW704
JW705
JW706
JW707
JW708
JW711
CN703
CN702
CN705
R751
C752
CN701
JW712
JW701
JW709
JW710
JW713
JW714
R701
D701
D711
R702
CN751
IC731
CN731
CN741
CN742
CN721
DRIVER BOARD
1-687-135-
12
(12)
MAIN BOARD
CN301
D
1
9
1
9
1
4
2
S711
ROTARY ENCODER
DISC TRAY
ADDRESS DETECT
2
1
SW BOARD
1-687-669-
12
(12)
SENSOR BOARD
1-687-132-
11
(11)
1-687-134-
12
(12)
MOTOR (TB) BOARD
MOTOR (LD) BOARD
1-687-133-
12
(12)
M751
(LOADING)
M
2
1
M
M741
(TABLE)
1
3
1
2
S751
OPEN/CLOSE
DETECT
CLOSE
OPEN
A
K
E
C
E
A
B
C
D
E
F
1
2
3
4
5
6
7
(Page 36)
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