Sony CX-LFA500 / XR-FA500 Service Manual ▷ View online
21
21
CX-LFA500
6-4. Schematic Diagram – CD Section –
(KSM-213D)
CN303
0uH
0uH
23
• See page 17 for Waveforms. • See page 27, 28 for IC Block Diagrams.
Ver 1.2 2003.11
22
22
CX-LFA500
6-5. Printed Wiring Boards – Main Section –
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
D201
B-5
D202
C-5
D203
F-4
D204
D-4
D205
D-4
D206
F-4
D207
F-4
D208
E-4
D209
C-4
D302
E-7
D304
E-7
D305
C-9
D320
C-7
D402
F-6
D404
G-6
D405
G-6
D406
F-6
D407
G-6
D408
G-8
D409
G-8
D410
G-8
D411
G-8
D412
G-8
D414
G-5
D415
G-5
D416
B-9
D417
C-5
D418
B-5
D419
B-9
D420
A-6
D421
F-9
D422
G-9
D424
G-9
D425
G-9
IC301
D-7
Q201
C-5
Q203
C-3
Q204
C-4
Q205
C-4
Q206
D-4
Q207
C-4
Q208
C-5
Q209
D-5
Q210
D-4
Q214
F-5
Q215
C-4
Q216
F-5
Q217
F-4
Q218
F-4
Q219
E-4
Q220
E-4
Q221
E-4
Q222
D-4
Q223
F-3
Q224
D-3
Q225
F-3
Q227
D-3
Q229
E-4
Q243
C-5
Q253
F-4
Q254
D-3
Q261
E-5
Q262
E-5
Q263
E-4
Q301
B-7
Q302
C-7
Q303
B-7
Q304
B-7
Q305
C-7
Q306
C-7
Q307
C-7
Q308
C-8
Q309
D-7
Q310
D-7
Q311
C-7
Q312
B-9
Q401
H-6
Q402
G-4
Q403
G-4
Q405
G-4
Q406
B-5
Q407
B-5
Q408
B-6
Q409
B-6
Q411
B-6
Q412
B-6
Q413
G-8
Q416
G-4
Q417
G-8
Q418
G-9
Q419
F-9
Q420
G-9
IC301
D419
D416
C214
1
2
A
B
C
D
E
G
H
F
3
4
5
6
7
9
8
1-688-562-
2
14
2
20
2
11
2
24
TO
CONTROL
BOARD
CN601
(Page 24)
C
TO
CD
CD
BOARD
CN101
(Page 20)
TO
CONTROL
BOARD
CN602
(Page 24)
B
TO
POWER
BOARD
CN801
(Page 26)
D
A
SUBWOOFER
SPEAKERS
1
2
3
4
R
R
L
L
2
1
3
AUX IN
TUNER
PACK
5
6
7
1
2
2
3
4
L-CH
R-CH
ERASE
PHONE
BOARD
BOARD
1-688-565-
1
2
4
5
7
8
3
PHONES
10
11
I
MAIN BOARD
REC/PB
R408
+
+
-
-
L
L
R
R
C475
C474
C476
L402
L401
L403
R333
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
C319
D304
C317
D302
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
R 7 4 6
• See page 17 for Circuit Boards Location.
23
23
CX-LFA500
6-6. Schematic Diagram – Main Section –
10.2
0.3
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
-0.9
0
0.6
0
-1.1
-1.1
-22.3
22.5
1
1
0.6
0
-23.3
9.8
0
-1.1
-22.3
-40.6
0
0.9
0.6
0
2.8
21.2
22.5
1
5.6
10.2
22.6
10
10.2
0(6.9)
7.2(0.8)
22(21.5)
0.9
10
0.3
-4.7
0.1
4.8
0
0
0
0
0
0
0
0
0
0
9.8
8.9
0.1
0
-22.1
-23.3
-23.3
-22.7
-23.3
0
-22.3
10
-22.7
-23.3
-22.7
0
0.9
0
0.2
0.1
21.8
22(21.6)
10.2
0.3
0(5.5)
-0.7
10
9.6
-22.3
-22.1
-22.6
-0.9
0
-0.9
-1.1
-0.4
0
-23.3
-23.3
-23.3
-22.6
-23.3
0
-23.3
-23.3
-1.1
-22.1
-23.4
-23.3
-23.3
-22.7
-23.3
-22.7-23.3
-32.6
5.1
0
1
22.5
0.1
1
0
0.6
1
-22.1
-1.1
0
-22.7
-22.6
1
-0.4
0.1
0
0.6
10.1
-23.4
-1.1
-1.1
-22..1
1
-22.1
-32
0.7
0.7
10.2
0.6
9.5
10.1
10
0(4.9)
0(0.6)
0(6.9)
6.7(0.6)
0(4.6)
6.7(0)
-0.7
-1
0
0
0
0
-1
-0.9
0
-1
0
-1
-1
-0.7
-1
6.9(0)
No mark:FM
( ):CD stop
TO
CONTOL
BOARD
CN601
(Page 25)
C
TO
POWER
BOARD
CN801
(Page 26)
D
TO
CD
CD
BOARD
CN101
(Page 21)
A
TO
CONTOL
BOARD
CN602
(Page 25)
B
MAIN BOARD
TUNER
PACK
PHONE BOARD
(SPEAKER IMP:6
Ω)
(+)
(+)
(-)
(-)
NOTE:
RXXX
0.01
0.1
2S
MUTE CONT
50V
50V
50V
50V
50V
50V
2S
2S
0.1
8.2K
DC DET
MUTE
Q261,262
REG
DC DET
0.1
V
0.1
0.01
RECBIAS
HEAD
R-CH
REC/PB
L-CH
ERASE
(REC/PLAY/ERASE)
RELAY
Q402
CD POWER
CONTROL
2S
DRIVE
IC301
PB/REC EQ AMP
J203
J201
SPEAKERS
J204
SUB WOOFER
J601
PHONES
0.45
µ
H
L
R
L
R
AUX
0.047
0.047
25V
50V
330
25V
25V
25V
25V
0.015
0.015
CN606
• See page 17 for Waveform. • See page 29 for IC Block Diagram.
24
24
CX-LFA500
6-7. Printed Wiring Board – Control Section –
3
1
POWER
STANDBY/ON
RDS
BASS
REC START
REC PAUSE
TREBLE
VOLUME
OPEN/
CLOSE
(REC MUTING)
TUNER/BAND
1
2
A
B
C
D
E
G
H
F
3
4
5
6
7
8
9
10
1-688-564-
TO
MAIN
BOARD
CN302
(Page 22)
C
TAPE
MECHANISM
DECK
M901
1-674-336-
(12)
12
CONTROL BOARD
TO
MAIN
BOARD
CN305
(Page 22)
B
2
24
3
4
2
7
LOADING BOARD
IC601
IC604
IC602
IC603
*
*
CN602
11P: AEP,UK
12P: EXCEPT AEP,UK
12P: EXCEPT AEP,UK
Ref. No.
Location
D601
B-4
D602
C-8
D603
A-10
D604
C-8
D605
B-3
D606
F-6
D607
C-7
D608
C-8
D609
C-8
D610
B-10
IC601
B-6
IC602
B-9
IC603
C-8
IC604
F-9
Q601
D-7
Q602
B-4
Q603
B-4
Q604
B-4
Q605
B-10
Q606
E-6
Q608
E-6
Q609
F-7
Q610
C-10
• Semiconductor
Location
• See page 17 for Circuit Boards Location.
Ver 1.1 2003.07
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