Page 1
■
N D I P
N D I P
BLOCK DIAGRAM
17
CDX-396/496
Page 2
ABCDE FGHI J
N D I P
N D I P
2
■
PRINTED CIRCUIT BOARD
(Foil side)
MAIN P.C.B.(1)
OPTICAL PICK-UP
KSM-213CCM
SPDL+
SPDL-
FEED+
FEED-
GND
To : MAIN (3)
3
W210
AC
GNDACF1
#1
F2
TRK-
FCS+VRGNDCAEVC
FCS-
TRK+PDLDFBDVCC
1528
FL SW
#2
IC2
141
4
36 19
LOADING+
LOADING-
OPEN
#3
GND
CLOSE
+5V
GND
K2
K0
G2
G4
G6
G8
P1
P3
P5
P7
P9
P11
F2
REM
K3
K1
G1
G3
G5
G7
G9
P2
P4
P6
P8
P10
P12
F1
#301
To : MAIN (2)
• Semiconductor Location
IC1
118
5
DIGITAL
AUDIO OUT
OPTICAL
16 1
9
24
25
8
4
1
58
40
41
CDX-496
ONLY
80
1
65
IC300
41
40
64
6
21
20
1
LINE OUT
60
IC3
61
80
CDX-496 ONLY
1
4
7
W100
58
1
4
58
GND
L
R
To : MAIN (5)
Ref. No. Location
D100
D101
D200
D201
D202
D203
D204
D205
D206
D207
D208
D209
D210
D211
D212
D213
D214
D215
D216
D250
Q1
Q3
Q4
Q100
Q101
Q102
Q103
Q201
Q202
Q203
Q204
Q250
Q300
Q301
IC1
IC2
IC3
IC101
IC105
IC300
IC301
F6
F7
D3
D4
C4
D2
D3
D3
D3
D3
D3
D3
C3
C3
C3
D3
D3
C3
C3
D4
E3
F4
F3
C6
C7
C6
C7
D3
C4
C4
D3
D3
F5
G3
E4
F3
E5
D6
G6
G4
F5
18
Page 3
ABCDE FGHI J
YE OR
BL
BR RE
OR
BE
WH
BR RE YE BL
MAIN P.C.B.(6)
MAIN P.C.B.(3)
F2
F1
AC
GND
AC
F2
F1
AC
GND
AC
BE
WH
R MODEL ONLY
CDX-496 ONLY
CDX-496 ONLY
CDX-496 ONLY
CDX-496 ONLY
CDX-396 ONLY
CDX-396 ONLY
AC
IN
MAIN P.C.B.(3)
MAIN P.C.B.(5)
MAIN P.C.B.(4)
MAIN P.C.B.(2)
AC
IN
(EXCEPT R MODEL)
W200
WH
BE
POWER
PHONES
L
R
GND
W100
To : MAIN (1)
J17
J18
SW418 SW417 SW415 SW315 SW406
+-
OUTPUT LEVEL
(STOP) (PLAY)
STOP/SEARCH
OPEN/CLOSE
F1
P12
P10P8P6P4P2G9G7G5G3G1K1K3REM
F2
P11P9P7P5P3P1G8G6G4G2K0K2GND
+5
To : MAIN (1)
To :
MAIN (1)
SKIP/
SEARCH
98
35 32 21 12 4 1
+1012+10/31/42/53/64/75/86/97/10
Ref. No. Location
D300
D301
D302
D303
D304
U300
F2
E3
E3
F3
D3
H2
• Semiconductor Location
To :
MAIN (1)
110V
120V
220V
240V
N D I P
N D I P
1
■
PRINTED CIRCUIT BOARD
(Foil side)
2
3
4
5
6
7
20
Page 4
ABCDEFGH I
N D I P
N D I P
■
SCHEMATIC DIAGRAM
J
LINE AMP & LPF
1
6
7
0
0
0
5
4
-5.7
2.5
2.5
2.5
2.50.1
3.8
0
4.5
3.8
1.8
2.2
2.4
2.4
2.5
2.4
2.4
2.5
2.8
1.9
0
2.8
1.8
2
2.8
2.4
3
2.4
2.5
2.5
5.5
2.5
2.5
2.2
2.8
2.3
0
2.5
2.5
5.5
2.4
0
5.5
0
2.4
2.4
5.5
2.6
2.5
3.3
0
PU DRIVER
4
5
PIN CONNECTION DIAGRAM OF
2.4
4.9
2.4
0
2.9
3.0
2.4
2.4
0
0
3.0
0.1
0
DIGITAL SERVO
HEAD AMP
0
4.9
4.8
0
2.4
2.3
2.3
2.4
2.4
002.4
0
2.5
1.3
A
2.4
0
2.4
2.4
2.4
1.9
1.3
1.9
2.4
2.5
1.8
4.9
4.9
0
0
0
0
2.3
2.4
4.9
0
0
2.4
2.4
2.4
0
2.3
0
SPC & DAC
B
2.5
2.5
2.5
2.5
5.1
4.9
2.5
2.4
4.9
4.8
EEPROM
CDX—496 ONLY
4.9
0
00
4.9
0
0
4.8
0
4.8
2.5
4.9
4.9
0
0
0
0
0
4.9
0
0
0
0
2.3
4.8
000
SYSTEM
4.9
2.1
4.9
0
000
C
CONTROL
~~~~~
-12
~~~
~
-18.1
-21.4
2.4
5.6
8
3
0
1
2
0
4.8
4.8
0
~
4.8
0
0
0
0
4.9
0
4.9
2.4
0
4.9
0
0
0
0
POWER SUPPLY
5.5
0
0
4.9
0
4.8
0
0
0
4.9
0
4.9
4.9
0
~
4.8
4.8
4.9
~
~
~
~
~
~
~
-3.2
~
~
~
4.9
4.3
4.3
3.8
POWER SUPPLY
E
4.9
0
10.1
6.1
0
MUTE CONTROL
5.0
5.0
4.3
0
-5.0
10.2
-5.0
6.9
10.1
0
-11.5
-11.5
D
-11.5
-11.5
-5.7
00
1.2
5.6
-5.7
0
10
9.4
9.4
10
10
10
1.3
-0.210.2
-0.2
10.2
-0.2
-0.2
10.2
-0.2
-0.2
-0.2
-0.2
TRANSISTORS, DIODES AND ICS.
2SA933S(Q,R)
2SC1740S(R,S)
NJM2068D
S-24C01ADP
POWER SUPPLY
-25.6
-22.1
-25.6
-19.0
-20.3
B
C
E
2SB544(E,F,G)
2SC2878(A,B)
M5290P
8
4
1
9
-21.3
-16.9
-21.3
-22.1
-11.5
8
0
3
5.6
1
2
0
0
6
0
7
5
0
-5.7
0
4
AC18.0
AC
GND
AC
F1
F2
AC3.5
MUTING
0
0
0
0
10.0
0
-10.9
-11.5
0
-5.0
-5.0
0
0
-5.0
-5.0
0
HEADPHONE
AMP
9.3
8
0
9.0
3
1
2
0
0
6
7
5
0
-10.5
0
4
DIGITAL
AUDIO OUT
OPTICAL
<U,C,A,G> (CDX—396)
LINE
OUT
CDX—496 ONLY
PHONES
(CDX—496)
1
15
1
19
1
40 25
65 80
8
14
CDX—496
18
(X = Not used.)
S2 C220—222 FI32410 VS74170 VS74170
~
4160
40
CDX—396 ONLY
~
~
~
~
21
24
1
~
~
~
~
~
-16.8
-16.8
CDX—396
~~~
~~~~~~~~~
~
~~~~~~~
-18.1
-16.8
-16.8
S2 C220—222 VY67500 VS74170 VS74170 VS74170
(X = Not used.)
REMOTE
* All voltages are measured with a 10M /DC electric volt meter.
* Components having special characteristics are marked and
CDX—496 ONLY
SENSOR
E
C
6
B
2SB1565(E,F)
2SD2394(E,F)
IT2
HSS104
Cathade
E
C
B
Anode
16
AN8285SB
28
AN8882SB
36
MN35511PIC-28043TH2
61
7
1
2
3
BA15218
8
1
4
80
120
uPD78043FGF-072
41
64
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.
24
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