Sanyo DCX 1515K User manual

SERVICE
MANUAL
STEREO
RECEIVER
DCX
SPECIFICATIONS
(Nominal)
FM
TUNER
SECTION
AUDIO
SECTION
Frequency
Range
88
MHz
to
108
MHz
Continuous
Power
Output
(at
8
ohm)
Usable
Sensitivity
(IHF)
45uV
Both
Channel
Driven
at
1
kHz
10W+
10
W
Image
Rejection
(98
MHz)
41
dB
Harmonic
Distortion
at
Rated
Power
1%
IF
Rejection
(98
MHz)
65
dB
Frequency
Response
40
Hz
—
30
kHz
Signal
to
Noise
Ratio
57
dB
Input
Sensitivity/Impedance
Harmonic
Distortion
(100
%
mod.)
PHONO
2.7
mV/30
kohm
Mono
0.3%
TAPE
340
mV/70
kohm
Stereo
1:5
.°%
MIC
5
mV/50
kohm
Capture
Ratio
1.5
dB
Tone
Control
Response
Stereo
Separation
(at
1
kHz)
35
dB
Bass
Control
at
100
Hz
+11
dB,
—9
dB
AM
TUNER
SECTION
Treble
Control
at
10
kHz
+9
dB,
—11dB
Frequency
Range
535
kHz
to
1,605
kHz
Loudness
Control
at
—30
dB
Position
Usable
Sensitivity
(S/N
20
dB)
300
nV
at
100
Hz
+9
dB
Image
Rejection
(1,000
kHz)
35
dB
at
10
kHz
+9
dB
IF
Rejection
(1,000
kHz)
35:dB
GENERAL
Selectivity
at
+10
kHz
30
dB
Power
Requirement
AC:110/120/220/24(
Signal
to
Noise
Ratio
40
dB
50/60
Hz
Power
Consumption
60
W
—Specifications
are
subject
to
change
without
notice.—
WM-3386

FUNCTIONAL
BLOCK
DIAGRAM
FM
ANTENNA
752
|
MOS
FET
3002
2
Bipolor
TRS
2
Elements
Bipolar
3
Gang
VC
Linear
Phase
Ceramic
Filter
C.F.
iF
Amp/
Quadrature
DET.
IC
W/
Muting
&
Meter
Circuitry
MPX
Decoder
AM
Conv.
/
IF
Amp
IC
&
Circuit
Brock
Oe
FM
Center
M.
2
Gang
2
Elements
IFT
x3
AM
Signal
M.
AM
VC
Ceramic
Filter
x2
Balance
Volume
Bass
Treble
TAPE
TONE
Control
OUT
Loudness
Lita
Protection
Fuse
SPEAKER
STK
437
HEADPHONE
DIAL
CORD
STRINGING
POINTER
ASS'Y
PULLEY
DRUM
ASS'Y
SHAFT
DIAL
ASS'Y
NOTE:
Check
to
see
that
the
dial
cord
is
correctly
strung
by
turning
the
dial.
DCX
1515K
a
aca
Aecactye
batt
eb
cette
acts
thdetbrtiitelse
¥
ee
ee
ne
ny
ee

AM-FM
RF/IF
AMP
MPX
ADJUSTMENT
AM
ADJUSTMENT
For
Alignment:
Maintain
generator
output
as
low
as
possible
for
suitable
indication.
Adjusting
Sommecvon
Position
of
V.T.V.M
i
j
nerdial
Adjustment
O
ovine
circuit
Input
Output
tuning
dia
scifloscope
Near
max.
capa-
Connect
455
kHz
sweep
Connect
oscilloscope
city
of
VC
at
generator
to
VC
4.
to
test
point
TP
4,
position
of
non
interference
Connect
AM
generator
to
EXT
AM
ANT
and
GNO
terminals.
Set
to
600
kHz.
Modu-
AC.
V.T.V.M
late
with
30
%,
1
kHz.
output
Change
frequency
to
1400
kHz.
Mee
ke
Repeat
adjustments.
Connect
oscilloscope
and
.
to
Record
.
Variable
capacitor
completely
closed
4.
Function
switch
to
““AM"
.
Set
the
dial
pointer
to
very
Jeft
line
dial
scale.
5.
Use
a
screwdriver
with
plastic
grip
for
all
adjustment.
.
Connect
sweep
generator,
SG,V.T.V.M.
and
oscilloscope.
1
2
3
FM
ADJUSTMENT
FM
IFT
In
FRONT
END
Adjusting
Circuit
Position
of
Tuning
dial
V.T.V.M.
Oscilloscope
Output
Connect
oscilloscope
to
test
point
TP
2.
Connect
sweep
10.7
MHz
Near
max.
capa-
generator
to
test
point
city
of
VC.at
VC
2
through
0.01
UF.
position
of
non
Quadrature
Connect
oscilloscope
Interference
FM
QUADRA
Detector
to
test
point
FP
1,
TURE
COIL
9-21320
Connect
FM
RF
generator
through
two
120-ohm
resistors
to
FM
ANT
screw
terminals.
Set
generator
to
90
MHz,
modulate
with
400
Hz
to
provide
+75
kHz
deviation.
Set
generator
out-
put
attenuator
as
low
as
possible.
Change
generator
setting
Connect
V.T.V.M.
cs
ea
a
Repeat
adjustments.
Connect
V.T.V.M.
to
Record
output
1.
Variable
capacitor
compeltely
closed
4,
Function
switch
to
“FM”
—
2.
Set
the
dial
pointer
to
very
left
line
of
dial
scale.
5.
Use
a
screwdriver
with
plastic
grip
for
all
adjustments.
3.
Connect
sweep
generator,
FM
SG,
V.T.V.M.
and
oscilloscope.
FM
ANT
input
impedance
is
300
ohm.
FM
MPX
ADJUSTMENT
Connection
Adjustment
PLLIC
Connect
Frequency
Adjust
VR
Q1
(5k-B)
so
that
FO
(19
kHz)
None
counter
or
synchro-
frequency
counter
or
synchroscope
Adjustment
scope
to
TP
3.
indicate
19
kHz
As
above
Steps
3,4
except
Connect
V.T.V.M.
to
Near
max,
Capa-
modulation
Modulate
LEFT
output
terminal
city
of
VC.
at
FM
STEREO
channel
+67.5
kHz
—
400
Hz
(R
channel}.
position
of
non
2
Signal
audio
and
+7.5
kHz
—
19
kHz
interference
VR
O2
(1k-B)
Separation
pilot
carrier.
As
above
except
modulate
Connect
V.T.V.M.,
to
RIGHT
Channel.
output
terminal
.
(L
channel).
Repeat
steps
1,2.
Set
at
position
with
max.
channel
separation.
Adjusting
circuit
Position
of
tuning
dial
1.
Variable
capacitor
completely
closed
3,
Function
switch
to
“FM”
2.
Connect
FM
stereo
SG
and
V.T.V.M.
4,
Use
a
screwdriver
with
plastic
grip
for
all
adjustments,
—2-
DCX
1515K
sas
Sie
cate
pe
“yy
uta
has
Ypalie
shJocanne
hha
pata
Bore:
RéarenAbliste
lectins
db
WaLonal
Ol
aAASC
Facials

ALIGNMENT
WAVE
FORMS
WITH
OSCILLOSCOPE
TIME
BASE
SETTINGS
FM
IF
CURVE
S-CURVE
SINE
WAVE
l_—
10OKHz
—
nasal
Vertical
Sensitivity:
0.5V/cm.
|
.
Vertical
Sensitivity:
0.5V/em.
Vertical
Sensitivity:
0.5V/cem.
Horizontal
Sweep:
100
usec.
/em.
Horizontal
Sweep:
100
usec./cm.
Horizontal
Sweep:
500
usec./cm.
——
IF
FREQ.
FM
DETECTOR
SYMMETRICAL
FM
IF
ALIGNMENT
TUNING
ALIGNMENT
SQUARE
WAVE
AM
IF
CURVE
Vertical
Sensitivity:
6.5V/cm.
ms
ae
cll
Vertical
Sensitivity:
0.5V/cm.
dnc
|
|
Horizontal
Sweep:
100
usec./cm.
t
+.
__]
Horizontal
Sensitivity:
0.5V/cm.
MPX
F.R.F.C.
-
tO
KHz
>|
ADJUSTMENT
AM
IF
ALIGNMENT
AM-FM
RF/IF
MPX
BOARD
LAYOUT
Oo
TPI
con
FM
FM
lala!
FRONT
ENO
ala!
16
DET.
ICO1.
1
f
|
of
p8
a
te
9-
21320
ed
hs
oO
LA3350
TP3
Tp2
16
dnoh
CFOt
HA1137
-
Low.
o
9-20340
FILTER
VRO2
VRO}
AM
9-21310
77
a
AM
(CO3
D
iF
8
8
n7
©)
(=)
VCO
TP4
=
9-21291
¢
Q
ISKHz
a]
:
FM
‘ad
7
9:
20851
SEPARATION
RATS
DCX
1515K
i

A<
Ur
iv
CAA
O<emr
TI
FM
IF
IC
HA1137
SIGNAL
FLOW
Vec
|
e
1
’
:
(Uy
pee!
.
:
2.2uH
roma
eee
DC
Refference
:
Ly
18H!
(“OR
|
Rios
10k
,
Cu
wr
,
1)
[0047
IF
et
Center
;
Output
Ove
(+1104A/800Q
)
IF
AFC
Out
Colenve
Coremie
Input
F
Se
ssses
ilter ilter
;
nad
Taessdsa
@)
F-AMP}
_|IF-
~
AMP
ce
:
pee
Con
Ts
fp.
aS
ie
‘|
¢
i
i
|
Hs
Audio
Out
e213
G)
Cz
(to
Multiplex
IC)
0.0474
|
Cue
{oe
:
]
30
0.04744
|
0.0474
Rw
12k
:
pi
*pCus
oy
|
Mute
Switch
Gat
(tec
Geemaieel
teietene
erate
eetaas
[ete
on
fe
OFF
to
front-end
delayed
AGC
®
Dev
Cireait
@)
Ry
22k
1
i
ome
Rue
Open
0.04744
Rw
+1
Cy
to
Multiplex
IC
0.0474
100k
c
47k
Ty
Rie
is
1
Q3)
°
@
Jd
°
eS
Cc
Multi
Pass(
Vertical)
Se
=
“=
|
ly
T
0.0474
;
Signal
Meter
Rum
Unit
RQ
C:F
(220nA
/8002
)
FM
MPX
IC
LA3350
SIGNAL
FLOW
LAMP
1
O
Vcc
COMPOSITE
SIGNAL
IN
PUT
O
PRE
AMP
:
Phase
Comparator
for
Lamp
:
Low
Pass
Filter
:
Phase
Comparator
for
VCO
:
Voltage
controlled
Oscillator
:
Direct
coupled
Type
Flip-flop
OUT PUT
AM
RF
IF
IC
HA1151
SIGNAL
FLOW
AUDIO
OUT
METER
DCX
1515K

AM-FM
RF/IF
MPX
P.C.BOARD
(BOTTOM
VIEW)
[4.6v
|
OV_|
[2.1
|
2.8V
|
ag
|
98-16.
OV ee
a]
/2.1V_
ov
_|
ov
|
|
Ov
_|
[2.4V
|
2.1V_
Ea
Ree
Res
3.7V
|
[2.4v
|
0.7V
|
2.0V
|
[5.6V
|13.8V)
S221
Berea)
ies
|
ov_|13.0V}
cme
eae
[5.6V
|
5.6V_
|
oV_|0.3V_
ee
5.9V
|
10.7V)
0S-442
IC
PIN
NUMBERS
DC
VOLTAGES
>|>\>
19]
in|
©} io
11%
>
7
>|3/*.
2
O}a|Q
°
a
>|>|>
>|>15
w|i.)
5)
=,
om}
A
Q/&
Ol—|—
Nyt]
=
>l>|>
SS
ie
ty}
O]2}O}O
bari
bed
PS
ee
|
jO};o}©o
NIN
|S
mm
oO
aga
A]
[>ls[>
>|2|>
x3
a}
OM)
/O1S
a
bel
PGi
O
—|NIN
NS}
>
-
Ww
ane
aa
Wire|
OoOl|<
s89
Q/
Olas
|i
©}
03]
BI
to
256
ONS
|)
e
i
SESE
OLWIDIAID
Lu}
<<]
tj
”
Mee
aes
Ale)
O
se
ae
“le|euleo
og
e109
5
oe
F)O;}O!O/O
Oe
ale
so
8
le
elles
a/=|=|<
O
uw
A
>
>
Y
S83
ocs
TRANSISTOR
FRONT
VIEW
25C536
2SC1571
DCX
1515K
as

PRE
TONE
CONTROL
P.C.BOARD
MAIN
AMP
&
POWER
SUPPLY
P.C.BOARD
(BOTTOM
VIEW)
(BOTTOM
VIEW)
FUSE
a
ee
5
1.0A
(110/120V)
oe
OBR
SS
Sean
0.5A(220/240Vv)
4-2229-
254400
4-2229-254400
.
Q20I|
~
206
2sci57i
GorkH
D401
,
402
i001
D403
RDI3F
TRANSISTOR
FRONT
VIEW
2scio7
/SYMBOLNO,
[Device]
B
[|
Cc
|
E
[Oo
Sy
ev
[Oar
[icot___|stKaa7
[eave
8
fs
Q05)
«2S
1571
0.7V
|
2.8
c
C
FP
O06.
-
1
SWITCH
P.C.BOARD
MAIN
AMP
IC
STK437
EQUIVALENT
CIRCUIT
(BOTTOM
VIEW)
4-2319-34120
L
CH.
R
CH.
INPUT
INPUT
:
yo
:
20
a
Hw:
O14
O
O
O
O
O
O
O O
3
6
4
5
8
HI
12
10
13
L
CH.
R
CH.
OUTPUT
OUTPUT
a=
DCX
1515K

pane]
Poename
|
oon
‘i
C38
,39
C46
4
1252
00060
4
2229
22842
4
2229
24210
4
2569
21291
4
2569
21310
4
2569
21320
4
2589
20851
4
2539
20120
4
2539
20370
4
2539
20380
4
2279
20340
4
2279
20140
CIHYSZ473A
CICUEX224A
CIHYSZ473A
C1CUEX105A
C1CRE-475A
CIHCSK331SL
CICUEX474A
CIHYSZ473A
C1CRE-105A
CIHYSZ473A
C1ICRE-227A
C1CRE-106A
CiCUEX224A
CICUEX474A
C1IHFRM473A
CiHSEJ152A
C1CUEX
105A
C1ICRE-107A
C1CRE-106A
C1IHFRM103A
CIHSEJ341A
CiHCSJ150WK
CIHFRM103A
CIHYSZ473A
CIHFRM103A
CIHYSK102R
CICUEX105A
C1CRE-106A
C1IHFRM103A
C1IHFRM683A
CIHCSK470SL
C1C
RE-106A
205
59040
44210
IKK-HA1137
|
206
50743
35012
IKK-HA1151
203
55100
53640
203
55151
57170
R2EDSJ331A
R2EDSJ104A
R2EDSJ562A
R2EDSJ222A
R2EDSJ563A
R2EDSJ222A
R2E
DSJ473A
R2EDSJ223A
R2E
DSJ332A
R2E
DSJ822A
R2E
DSJ222A
DCX
1515K
RF
IF
MPX
P.C.B.
ASSY
131
0
4001
70512
Front
End
IF
Trans.
AM
IF
Trans.
AM
IF
Trans,
FM
OSC
Coil,
AM
IF
Trap
10
wH
+10%
18
wH
+5%
Ceramic
Filter
Rescap
Ceramic
0.047
uF
Alsicon
0,22
uF
Ceramic
0.047
wF
Alsicon
1
wr
Ceramic
330
pF
Alsicon
0.47
uF
Ceramic
0.047
uF
Electrolytic
1
uF
Ceramic
0.047
wF
Electrolytic
10
uF
Alsicon
0.22
uF
Alsicon
0.47
uF
Mylar
0.047
uF
Styro]
1500
pF
Alsicon
1
uF
Electrolytic
10
uF
Mylar
0.01
uF
Styrol
340
pF
Ceramic
15
pF
Mylar
0.01
uF
Ceramic
0.047
wF
Mylar
0.01
uF
Ceramic
0.001
uF
Alsicon
1
uF
Electrolytic
10
uF
Mylar
0.01
uF
Mylar
0.068
uF
Ceramic
4/7
pF
Electrolytic
10
uF
Diode
DS-442
IC
HA1137
RF
IF
MPX
P.C.B.
Assy
Variable
Resistor
5k-B
Variable
Resistor
1k-B
Electrolytic
4.7
wF
16V
Electrolytic
220
pF
Electrolytic
100
wF
PARTS
LIST
SOV
+80
,—20%
16V +40
,—20%
50V
+80
,—20%
16V +40
—20%
50V
+10%
16V
+40
,—20%
50V
+80
,—20%
16V
50V
+80
—20%
16V
16V
16V
+40
,—20%
16V
+40
—20%
50V
+20%
50V
+5%
16V
+40,—20%
16V
16V
50V
+20%
50V
+5%
50V
+5%
5OV
+20%
50V
+80
,—20%
5OV
+20%
50V
+10%
16V
+40
,—20%
16V
50V
+20%
50V
+20%
5O0V
+10%
16V
IC
LA3350
PLL
FOR
MPX
IC
HA1151
TR
2SC536D
TR
2SC1571G
Carbon
Carbon
Carbon
Carbon
Carbon
Carbon
Carbon
Carbon
Carbon
Carbon
Carbon
NS
ee
a
ee
DB
|=
=
A
mm
mR
SH
aH
YO
aH
ASH
aH
ASH
nN
HA
Oe
RESISTORS
R2EDSJ332A
R2EDSJ334A
R2EDSJ683A
R2EDSJ103A
R2EDSJ222A
R2EDSJ224A
R2EDSJ101A
R2EDSJ103A
R2EDSJ101A
R2EDSJ560A
R2EDSJ151A
R2EDSJ392A
R2ZEDSJ331A
R2EDSJ103A
R2EDSJ272A
R2EDSJ332A
R2EDSJ103A
R2EDSJ123A
R2EDSJ184A
R2EDSJ271A
R2EDSJ154A
R2EDSJ222A
R2EDSJ331A
eos
as
ss
os
fl
SM
MM
BBB
NONNNN
ND
PRE
TONE
P.C.B.
ASSY
131
0
4001
72330}
PRE
TONE
P.C.B.
Assy
4
2229
25420
|
VR
200k,
Balance
4
2229
25440
|
VR
50k-A,
Treble
4
2229
25440
|
VR
50k-A,
Bass
PARTS
LIST
—_
em
=
=
CAPACITORS
MAIN
AMP
&
POWER
SUPPLY
P.C.B.
ASSY
131
0
4001
93401
4
2349
20210
|
Fuse
1.0AT
(110V/120V)
4
2349
21640
|
Fuse
0.5AT
(220V/240V)
4
2359
21062
|
Fuse
Holder
CAPACITORS
Main
AMP
&
Pwr
Supply
P.C.B.
Assy
C1EUBM474A
Alsicon
0.47
uF
25V
+20%
C1VRB-477A
Electrolytic
470
uF
35V
SEMICONDUCTORS
C1CUBX105A
Alsicon
1uF
16V
+40,-20%|
2
CIHYSK471R
Ceramic
470pF
50V
+10%
2
C1CRB-105A
Electrolytic
1
uF
16V
2
CIHFAM473A
Mylar
0.047
nF
50V
+20%
2
C1HCSK820SL
Ceramic
82pF
50V
+10%
2
C1VRB-106A
Electrolytic
1OuF
35V
2
C1HCSK271SL
Ceramic
270pF
50V
+10%
2
CiERB-476A
Electrolytic
47
uF
25V
2
C1HCSK470SL
Ceramic
47
pF
50V
+10%
2
CIERB-227A
Electrolytic
220
uF
25V
2
C1EUBM105A
Alsicon
1uF
25V
+20%
2
C1iVRB-108A
Electrolytic1000
uF
35V
2
C1HFRM473A
Mylar
0.047
uF
50V
+20%
2
CIHRB-477A
Electrolytic
470
uF
50V
1
C1HCSK180SL
Ceramic
18pF
50V
+10%
9
C2HYSP103A
Ceramic
0.01
wF
500V
+100,—0%]
2
C1CRB-105A
Electrolytic
1
uF
16V
2
CICRB-477A
Electrolytic
470
uF
16V
1
C1EUBM105A
Alsicon
1uF
25V
+20%
2
CIERB-447A
Electrolytic
470
uF
25V
1
C1HFRM152A
Mylar
0.0015
uF
50V
+20%
2
C1HRB-105A
Electrolytic
1uF
50V
1
C1HFRM103A
Mylar
O.01uF
50V
+20%
4
SEMICONDUCTORS
C1HFRM683A
Mylar
0.068
uF
50V
+20%
2
C1ICUBX105A
Alsicon
1uF
16V+40,—-20%|
1
DO1,02}
DCC-10D1
Diode
10D
1
2
C1HYSK102R
Ceramic
0.001
uE
50V
+10%
1
DO3
DNN-RD13F
Zener
Diode
RD
13
F
1
C1HCSK331SL
Ceramic
330
pF
50V
+10%
1
C1
206
5
6430
43710
|
Power
IC
ST
K-437
1
1
1
RESISTORS
R2EDSJ102A
Carbon
1/4W
=+5%
R2EDSJ154A
Carbon
1/4W
=+5%
R2EDSJ471A
Carbon
1/4AW
+5%
R2EDSJ224A
Carbon
1/4W
+=+5%
R2EDSJ273A
Carbon
1/4W
=+5%
R2EDSJ332A
Carbon
;
1/4W
+5%
R2EDSJ471A
Carbon
1/4W
+5%
R2EDSJ563A
R2EDSJ273A
R2EDSJ153A
R2EDSJ273A
NON
NN
R2EDSJ562A
Carbon
56k
1/4W
+5%
2
R2ZEDSJ224A
Carbon
220k
1/4W
+
+5%
2
Q01,02
|
20355151
57170]
TR
2SC1571G
R2EDSJ394A
Carbon
990k
1/4W
+5%
2
R2EDSJ224A
Carbon
220k
1/4W
+5%
2
R2EDSJ123A
Carbon
12k
1/4W
+5%
2
R2EDSJ121A
Carbon
120
1/4W
+5%
2
RESISTORS
R2EDSJ221A
Carbon
220
1/4W
+5%
2
R2EDSJ330A
Carbon
33
1/4W
+5%
2
R2EDSJ273A
Carbon
1/4W
+5%
2
R3WXPK221A
Oxide
Metal
Film
220
3W
+10%
1
R2EDSJ824A
Carbon
1/4W
5%
2
R3AXPK680A
Oxide
Metal
Film
68
1W
+10%
1
R2EDSJ184A
Carbon
1/4W
+5%
2
R3DXPK561A
Oxide
Metal
Film
560
2W
+10%
1
R2EDSJ824A
Carbon
1/4W
45%
2
R3AXPK221A
Oxide
Metal
Film
220
1W
+10%
1
R2EDSJ474A
Carbon
1/4W
+5%
2
R2HZPK680A
Fuse
68
1/2W
+10%
1
R2EDSJ273A
Carbon
1/4W
=+5%
2
R2EDSJ104A
Carbon
1/4W
45%
2
LOUDNESS,
TAPE,
SW,
P.C.B.
ASSY
R2EDSJ122A
Carbon
.
1/4W
+5%
2
R2EDSJ474A
Carbon
1/4W
45%
Pi)
1310
4001
72340
|
Loudness,
Tape,
SW
P.C.B.
Assy
1
R2EDSJ394A
Carbon
1/4W
+5%
2
R2EDSJ153A
Carbon
1/4W
5%
2
CAPACITORS
R2EDSJ124A
Carbon
1/4W
++5%
1
R2EDSJ821A
Carbon
1/4W
+5%
2
C0O1,02
|
CIHFRM103A
Mylar
O01
nF
50V
+20%
2
R2EDSJ153A
Carbon
1/4W
+5%
2
Ceramic
470
pF
SOV
+10%
R2ZEDSJ123A
Carbon
1/4W
+5%
2
R2EDSJ272A
Carbon
,
1/4W
+
+5%
2
RESISTORS
1
1
1
1
1
1
1
1
Oxide
Metal
Film
1.5k
1/2W
+10%
R2HXPK152A
NOTE:
1.
Part
orders
must
contain
Model
Number,
Part
Number
and
Description.
2.
Ordering
quantity
of
screws
and/or
resistors
must
be
multiple
of
10
pcs.
=

SCHEMATIC
DIAGRAM
©
oe
8
oe
EE
¢
ANTENNA
|
RF
IF
MPX
P.C
ASS’Y
1310
-
4001-70511
TERMINAL
2SK55
or
2SKI9
25C535
or
2SC38!
ao
‘
IclOt
=
13.8V
i2
.3V
HAII37
+
7
cil
‘if
10/16
+
So
|
ED
|
SS
LS
CERAMIC
FILTER
eee
te 2a
}
752
La
vel
TCA
Pe
LR
vc2
TCR
15P
‘-
r
4-2279-
20340
|
|
Ome
~~
Lis
=
1
a
RI20
—
30028
fe
re)
=
27P
<
1
rosa
4
tOK
C—O
i
ROOS
/
.
/
7
i
/
Qi03
:
/
ae
|
met
can
——
oe
/
ORANGE
le
ves
“104
ves
ts
ve3
“a
RIZ6
|
10K
Me
ISP
:
‘SF
bs
o
10K
\
s
‘
LO
20P
CH
:
IclO2
.
CH
ae
FRONT
END
13.8V
|
LA3350
vRi02
O°
\\
AM
IFT
Ay
C126
H
II
one
qesee
ee
ait
liy
{
4
YELLOW
A22
a
C136
,
0.01
pvcba
—)
O
FREE
RUNNING
es
M
=
clos
FREQUENCY
CONT
S
Oo
0.047
R128
ee
O
"
GREEN
|
100
s
\
’
p=
=
ci29
RI28
56
sn
|
a
pare
R129
180
|
a
L.P.F,
4-
2279-20140
'
>
Li0!
‘
BAR
ANTENNA
OF}
IuH
AM
OSC
|
4
2579
25050
C134
4-2589
340p
|
-20851
it
F
!
=a
~
RI32
10K
.
:
C135
Ee
1192
—
®
i
n
ul
ci39
C)
R134
2.7K
cl44
L.
=
0.068
:
13
.
i
C)
METER
TUNING
Q\Ool
2S5C536
E
or
F
ae
Q102
,
103
2Sci57t
Gor
H
820
Q20I1
~
206
2Sci571
Gor
H
Doo!
0S-448
DIOL
~
103
DS-442
FUNCTION
SW.
sk
a
ee
er
pe
es
ee
9-
20662
D4ol1
,
402
lob!
D403
RDISF
23.1V
9
|
ST.
IND.
LAMP
(\
¢
)
POINTER
LAMP
Sian
PRE
TONE
P.C.
ASS’Y
ee
oe
pete
1310
-
4001-72330
ee
Ft
(Ar)
Bv
oma
|
5
6
cy
Say
Y
:
:
c225
0.01
()
C47
4
A
470/25
ROOI
\
RPS
12K
.
22
3
+
zy]
002
FUSE
c4i8
R4I1
120
c4og
Hy
2200/50
SP
|
A
kaa
Roo
090
000
|
=
e
———————
POWER
TRANS.
N
|
OC)
OpO
OO)
2-01430
oe
ee
R45
r—
rea)
|
N
33
|
OS
.
°
‘S|
xy
R413
-
3
R224
70
ee0
-_|9O
15K
+..7
VOLTAGE
o|
>
c226
:
°
ls
R220
0.01
C403
SPS
cai
“Y
SELECTOR
z
Bek
Goa7|0-047
mone
POWER
SW.
+p4-
oo
riche
7
FM
AUTO
/35
Sane
7
R414
220
R416
c4l0
R412
R410
33
AC
OUTLET
(-:
.
220/25
120
12K
LOUDNESS
TAPE
P.C.
ASS'Y
_(
aT0k
ae
1310
-
4001-
72340
:
,
,
a
AC
110~
240V
MIC
MIX.
|
Ss
MAIN
POWER
P.C.
ASS
Y
50/60Hz
SW.
i
150K
R239
C232
VROO2
1310
-
4001-9340)
c23i
3.3K
0.47
IK-B
Q205
Sapy
300P
7.5V
+,
i2.
MIC
VOL.
R234
=
©)
MIC
i
KL
el
a
fe
&
O-O
=
i
oY
c229
|
a
Ss
4
se
Q206
OO
NOTES:
2.2V
1
‘
.
‘
ws
ee
R225
low
1.
All
resistors
values
are
indicated
in
ohm’
(K=102,
M=108).
O
cee
ee
ae
eee
s
2.
All
capacitors
values
are
indicated
in
“‘uF'’
(P=10"'*)
5P
DIN
j000P
Saxe
27S
470
3.
Ail
voltages
indicated
on
the
schematics
are
measured
under
the
following
conditions.
a.
UseaV.T.V.M.
b.
All
voltages
+10%
with
respect
chassis
ground
on
c.
No
signals
at
input
terminals
d.
AC
input
at
240
volts
50
Hz
4.
This
is
a
fundamental
schematics
diagram.
Some
products
may
be
modified
without
notice.
SOCKET
6
er
6
A
©
SKVVTENEY
©
se
HO
—11-—-
DCX
1515K

CABINET
&
CHASSIS
EXPLODED
VIEW
sn
on
ee
DCX
1515K

PARTS
LIST
Reino]
PorsNunbw
|
owcinton
[ary]
fRetno]
Parstonbe
|
Oewrpton
PACKING
PARTS
LIST
ELECTRICAL
PARTS
LIST
131
6
1139
60801
|
Box
Corrugate-E
XP
202
5
9530
44810
|
Diode,
DS-448
131
6
2119
01440
|
Bag
Polyethylene-E
XP
CIHYDP103A
Ceramic
0.01
uF
500V
+100,—0%
131
0
6001
03400
|
Pad
Assy
(Right,
Left)
4
2239
20530
|
Electrolytic
2200uF
50V
—_
131
0
4001
70512
131
0 4001
93401
RF
|
MPX
P.C.B.
Assy
Main
AMP
&
Power
Supply
P.C.B.
Assy
PRE
TONE
P.C.B.
Assy
Loudness,
Tape,
SW
P.C.B.
Assy
Power
Select
Socket
Power
Select
Plug
Power
Cord
DIN
Socket
(5P)
C1IHYDZ473A
Ceramic
0.047
uF
50V
+80,-20%|
1
ACCESSORIES
PARTS
LIST
CIHYDP103A
Ceramic
0.01
uF
500V
+100,-0%}
1
R2HZPK220A
Fuse
22
1/2W
+10%
1
131
6
4119
63901
|
Exptanatory
Booklet
R2EDPJ821A
Carbon
820
1/4W
+5%
1
R2ZEDPJIO2A
Carbon
1k
1/4W
+5%
1
CABINET
PARTS
LIST
R2EDPJ334A
Carbon
330k
1/4W
+5%
1
;
1
131
2
1410
15000
|
Cover
131
2
1801
13300
|
Leg
(Plate
Bottom)
131
0 4001
72330
131
0
4001
72340
4
2359
21221
4
2369
20550
4
2439
20526
4
2359
20190
APPEARANCE
PARTS
LIST
131
0
1016
22801
131
0
3011
16600
131
2
1201
28301
131
2
1504
10902
131
0
1001
36901
131
0
1001
37301
131
0
1001
37001
131
0
1001
37101
131
0
1001
37201
131
2
1601
40201
131
2
1601
40302
131
2
6308
16400
Panel
Decorate
Assy
Pointer
Assy
Piate
Dial
Plate
Sign
Lamp
Knob
Assy
(Tuning)
Knob
Assy
(Function)
Knob
Assy
(Volume)
Knob
Assy
(Balance,
Tone)
Knob
Assy
(MIC
Volume}
Knob
(Power
Switch)
Knob
(Loudness,
Tape
Momitor)
Filter
payeseseenaee|
lee
0
3002
11300
|
Drum
Assy
0
3003
19200
|
Shaft
Dial
Assy
0
3008
11900
|
Support
Antenna
Assy
O
3020
05800
|
Pulley
Assy
(Panel
Rear)
O
3020
07100
|
Pulley
Assy
(Upper
Side)
O
3020
07200
|
Pulley
Assy
(Under
Side)
2
1105
17600
|
Plate
Bottom
2
3305
20200
|
Panel
Front
2
3306
22402
|
Panel
Rear
2
4111
00400
|
Spring
Rope
2
4112
10200
|
Rope
0.5
2
6107
11600
|
Plate
Sever
2
6107
19300
|
Plate
Sever
26111
11500
|
Bushing,
Stereo
Ind.
26111
14200
|
Bushing,
Antenna
Lead
26111
14200{
Bushing,
AC
Cord
2
4208
17800
|
Spacer
(MIC)
2
4208
20400
|
Spacer
(Tuning
Meter}
2
4208
17800
|
Spacer
(Dial
Panel)
NOTE:
1.
Part
orders
must
contain
Model
Number,
Part
Number
and
Description
2.
Ordering
quantity
of
screws
and/or
resistors
must
be
multiple
of
10
pcs
a
an
ee ee
ee
a
ee
a a
ee ee
|
4
2229
25430
4
2229
25450
4
2319
22520
4
2319
23910
4
2319
34110
4
2349
20850
4
2359
21670
4
2359
21910
4
2359
22030
4
2359
22920
4
2379
20480
4
2379
21460
4
2379
21650
4
2379
21710
4
2359
21960
42512
01430
4
2579
25050
45119
20662
46129
20263
4
67129
20520
VR
200k-B
Master
Volume
(VRO1)
VR
1k-B
MIC
Volume
(VRO2)
6P
Slide
Switch
MIC
Mix.
Switch
Push
4P
(Power
Switch)
Switch
Rotary
(Function)
Fuse
1.5A
(Protector)
Jack
Headphone
Jack
MIC
Fuse
Holder
2P
(Protector)
Socket
6P
Terminal
Lug
1-5P
L
Terminai
4P
(Antenna)
Terminal
1P
(Ground)
Terminal
4P
(Speaker)
AC
Outlet
Power
Transformer
Bar
Antenna
AM
Meter
Tuning
Lamp
6.3V
25mA
(Stereo
Ind.)
Lamp
5V
60mA
(Pointer)
ne
Sn
Se
ee
Ce
es
ee
eG
en
ny
ne
DCX
1515K
;
,
;
i
;
Table of contents
Other Sanyo Stereo Receiver manuals