DOWNLOAD Sony CX-LEM220 Service Manual ↓ Size: 2.87 MB | Pages: 43 in PDF or view online for FREE

Model
CX-LEM220
Pages
43
Size
2.87 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
cx-lem220.pdf
Date
PREV: Sony DAV-D150B / DAV-D150E / DAV-D150G / DAV-D150N / HT-V700DP / SS-MSP661 / SS-WMSP700 Service Manual

Sony CX-LEM220 Service Manual ▷ View online

18
18
CX-LEM220
CX-LEM220
7-2. PRINTED WIRING BOARD — BD BOARD —
•
 See page 15 for Circuit Boards Location.
 :Uses unleaded solder.
M102
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
M101
C151
C183
CN201
C203
X101
C184
C201
C17
CN101
C170
JW113
C116
JW103
JW127
S101
        
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
C204
R161
R173
C10
C11
R202
C213
R408
R409
R410
R411
C212
C211
C210
R204
R412
R201
 
E
1
7
8
14
28
22
21
15
112
85
84
28
29
1
57
56
1-861-620-
12
(LIMIT)
(12)
BD BOARD
TP013
(VC)
1
2
15
16
OPTICAL
PICK-UP
BLOCK
(KSM-213EDP)
(SPINDLE)
M
(SLED)
M
A
MAIN BOARD
CN305
TP012
(RFACO)
(Page 20)
19
19
CX-LEM220
CX-LEM220
7-3. SCHEMATIC DIAGRAM — BD BOARD —
• See page 28 for Waveforms.
• See page 28, 29 for IC Block diagrams.
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
0.1
220
10V
0.1
0.1
470p
470p
220
10V
220
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
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
100k
0.1
0.1
330p
RFACO
180k
0.01
0.47
10k
1500p
3.3k
0.1
1k
4.7k
220
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
0.1
0.1
0
BA5947FM
0
2SB1690K
AVDD
0
10
IOP1
1
IOP2
3.3
0
1M
100p
SFDR
SFDR
SRDR
SRDR
TFDR
TFDR
TRDR
TRDR
FFDR
FFDR
FRDR
FRDR
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
M
DP
SSTP
IOVSS1
SFDR
SR
DR
TFD
R
TRDR
FFDR
FR
DR
IO
VDD1
AVD
D0
AV
SS0
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
LR
CK
LRCKI
PCM
D
PCMDI
VS
S
BC
K
BCKI
VD
D
EM
PH
EM
PHI
IO
VDD2
D
OUT
TEST
TES1
IOV
SS2
XVSS
X
TAO
XTAI
XVDD
AVDD
1
AOUT1
VREFL
AV
SS1
AVSS2
VR
EFR
AOUT2
AVD
D
2
RMUT
COUT
IO
VDD
0
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
(Page 21)
20
20
CX-LEM220
CX-LEM220
7-4. PRINTED WIRING BOARD — MAIN BOARD —
• Semiconductor
Location
Ref. No.
Location
D301
F-7
D302
C-3
D303
D-4
D304
D-4
D305
B-5
D306
B-5
D307
E-6
D308
F-5
D309
A-5
D310
E-5
D311
E-6
D312
C-3
D313
D-3
D317
E-6
D318
F-5
D320
C-4
D386
D-4
D387
D-4
D389
D-4
D390
B-1
D392
B-2
D393
B-2
D396
A-4
IC302
B-5
Q311
F-6
Q312
E-5
Q313
E-4
Q314
E-4
Q315
F-6
Q317
C-4
Q319
D-3
Q320
C-3
Q326
B-7
Q327
B-6
Q328
A-7
Q329
A-6
Q330
A-6
Q331
A-7
Q332
A-7
Q333
F-6
Q334
F-5
Q335
G-5
Q336
G-5
Q337
F-4
Q338
F-7
Q342
C-5
Q343
C-4
Q344
D-6
Q345
C-7
Q346
C-6
Q347
C-6
Q348
D-6
•
 See page 15 for Circuit Boards Location.
 :Uses unleaded solder.
IC302
BD
BOARD
CN201
A
AMP
BOARD
CN308
B
CONTROL
BOARD
CN303
C
MAIN BOARD
R
L
1-863-863-
5
6
7
1
2
3
4
L-CH
REC/PB
HEAD
R-CH
ERASE
HEAD
1
3
2
6
5
4
HP
BOARD
CNB501
D
POWER
BOARD
CN903
E
AMP
BOARD
CN307
F
CONTROL
BOARD
CNB302
G
R
L
+
+
−
−
MD
J303
SPEAKER
IMPEDANCE
USE6-16
Ω
J302
E
E
E
E
E
E
E
E
E
E
E
E
E
(Page 18)
(Page 22)
(Page 24)
(Page 22)
(Page 26)
(Page 22)
(Page 24)
21
21
CX-LEM220
CX-LEM220
7-5. SCHEMATIC DIAGRAM — MAIN BOARD  —
IC B/D
0.2
0.2
2.6
2.6
10.0
9.3
4.1
9.2
1.3
1.5
0
2.4
-30.9
9.2
9.2
-31.6
-30.8
-35.3
-31.6
NO MARK: FM
<    > : TAPE REC
-36.0
-30.9
-35.3
-39.8
-39.8
-44.8
-40.2
0
1.5
8.5
0.8
0.5
1.3
0
3.2
9.9
0
9.9
4.1
7.7
3.5
9.2
<0>
9.9
<9.1>
9.9
<9.8>
0
<6.3>
0
<7.0>
0
<2.0>
0
9.9 <9.9>
<9.8>
0
<0.2>
0
<6.3>
0
<0.4>
0
<0.2>
0
<0.4>
0
<6.3>
0
<-0.7>
2.9
<-0.7>
2.9
<-7.1>
2.6
<-20.2>
<-11.6>
<-0.7>
2.9
<-7.1>
2.6
<-7.1>
2.6
2.9
2.9<0>
0
0
3.0<0>
0
0
0
0
<-20.2>
0
<-20.2>
0
0
0
0
0
0
0
0
0
0
0
0
0
4.5
0
-4.5
0
0
0
0
0
0
0
0
0
0
0
0
0
5
6.8K
6.8K
B
B
T-77
35V
35V
-T2B
T-77
-RTK
-RTK
-T2B
-T2B
TP-K1K2
TP-K1K2
-3
-AT
35V
RD3.3ESB2
RD3.9ESB2
T-77
B
B
B
-Y-AT
-RTK
35V
RD3.3ESB2
V
-AT
-AT
-AT
-AT
RB441Q-40T-77
35V
2SC2120-Y
2SC2120-Y
RD3.9ESB2
RD2.2ESB2
-RTK
-RTK
-RTK
T-77
T-77
T-77
T-77
T-77
T-77
470
330
T-77
-L5L6
-L5L6
35V
RD5.1ESB2
MAIN BOARD
INPUT SELECT
ELECTRICAL VOLUME
IC302
Q326-332
REC/PB
SWITCH
Q344, 345
BIAS OSC
Q346-348
REC BIAS
SWITCH
Q333, 338
AC DETECT
Q311, 315
MAIN POWER
RELAY DRIVE
Q319, 320
B+ SWITCH
Q317
REGULATOR
Q334-337
REGULATOR
Q312-314
REGULATOR
Q342, 343
DC DETECT
AMP BOARD
CN308
B
SPEAKER
IMPEPANCE
USE 6-16
Ω
L
R
HP BOARD
CNB501
D
AMP BOARD
CN307
F
POWER
BOARD
CN301
E
BD BOARD
CN201
A
G
CONTROL
BOARD
CNB303
CONTROL
BOARD
CNB302
C
MD
R
L
R-CH
REC/PB
HEAD
L-CH
ERASE
HEAD
9P
NOTE:
RXXX
• See page 28 for Waveforms.
• See page 29 for IC Block diagram.
(Page 23)
(Page 25)
(Page 25)
(Page 19)
(Page 23)
(Page 23)
(Page 27)
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