Toshiba SY-335 User manual
SERVICE
DATA
FILE
NO.
170-055
OSHIBA
STEREO
PREAMPLIFIER
‘—335
|
Rch
4.
SCHEMATIC
DIAGRAM
.
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5.
ELECTRICAL
PARTS
LOCATIONS
........2.2.-2
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6.
CABINET
PARTS
LOCATIONS
........
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tases
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BLOCK
DIAGRAM
SOOt-A
$002-A
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FUNCTION
TAPE
MONITOR
TONE
-
AMP.
IC
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:
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7
BALANCE
TUNER
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|
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MIC
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CONTENTS
1,
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DIAGRAM
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FRONT
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REAR
VIEW.
3.
DISASSEMBLY
INSTRUCTIONS
TOP
COVER
REMOVAL
BOTTOM
PLATE
REMOVAL
~
FRONT
PANEL
REMOVAL
IC
O1-B
0
TAPE
MONITOR
O
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SOOI-B
TUNER
¢
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O
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FUNCTION
aux.
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REC
-1|
Q-—————
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REC-2
Q—
PLAY-2
QJ
2
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SPLY-UNIT
PT
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Figure
1.
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ee
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Sa
eC
a
er
OUT-PUT
(O)
Rech
{)
Lech
:
|
SY—335
2.
OPERATING
CONTROLS
|
|
3.
DISASSEMBLY
INSTRUCTIONS
FRONT
VIEW
|
TOP
COVER
REMOVAL
Remove
four
screws
(1).
See
figure
4.
Pilot
Lamp
Mic
Mixing
Knob
as
Figure
4,
Power
Switch
Microphone
Jack
BOTTOM
COVER
REMOVAL
|
|
Bass
Control
Knob
Remove
four
screws
Q).
See
figure
5
Trable
Control
Knob
Tape
Mode
Selector
Switch
Mode
Switch
Balance
Control
Knob
|
Loudness
Switch
Volume
Control
Knob
|
|
(2)
36
x
8mm
Figure
2..
REAR
VIEW
Ye
Li
os
ILIE:
Lise
Aux.
Jack
(INPUT)
Tuner
Jack
(INPUT)
Phono
Jack
(INPUT)
Rec.
Jack
(TAPE
1)
Play
Jack
(TAPE
1)
|
Figure
5.
Rec.
Jack
(TAPE
2)
-.
FRONT
PANEL
REMOVAL
|
Play
Jack
(TAPE
2)
|
Remove
the
Top
Cover
and
Bottom
Cover.
See
figure
4
and
5.
Remove
ten
knobs
@).
See
figure
6.
|
Remove
two
screws
@).
See
figure
6.
Power
Cord
Ground
Terminal
Output
Cord
_
4
Figure
3.
a
|
|
Figure
6.
RCH
LCH
147
0,022
ROS
TUNER
@
rane
‘AUX
C
47/35
REC-!
@
TAPE-1|
@
REGne
Y
|
|LEQ
AMP
|
TAPE-2
@
Tco!l-B
JOO
I
y
RC4558PL
ICO2-B
PHONO
»e
SY-335.
=
SY--335
ee
ee
ee
0
oc
oem
nme
|
me
4
ICO2-A
RC4558PL
RC4558PL
:
+.
R30
C
4.7K
10p/35
R32
L
ROE
ROG
560K
47K
TUNER
@
AUX
@
REC-!
@
TAPE-
|
REC
-2
@
Saceoray
C44
0,022
TAPE-2
a
an
Mic
Jack
Joo2
TROG
2SABI7
-Y
C45
0,022
me
(Pierre
cc
arene
ms
ir
EER
REECE
CY
i
-
|
|
|
|
SUPPLY
UNIT
:
raat
nsitior
/.
|
S001
Function
Switch
PHONO
Position
[MIC
AMP_|
|
S002
Tape
monitor
Switch
-----
SOURCE
Position
|
6
a
!
S003
Loudness
Switch
---------
OF
F
Position
Pu
iaite
!
S004
Mode
Switch
------
----
STEREO
Position
)
2SC734-Y
|
S005
Power
Switch
----------
OF
F
Position
|
BCE
Be
|
|
SOO6
MIC
Switch
-----------
OFF
Position
|
E
|
|
:
|
|
pos
ISISS5V
|
|
pos
IS
eo?
Yas
ISI553
|
ee
2SCI166
COnOe
Fe
|
a22
2SA
66!
2SAS6
|
\T
hey
[MUTING
UNIT]
2SC1681
|
Figure
7.
oe
;
oe
ewe
ee
ee
eee
eee
eee
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
OUT
PUT
Terminal!
O-O
Right
O-O
GND
O-0
Lett
AC
220V,
50Hz
(Europe)
AC240V,50Hz
(England)
Lemper
we
tie
as:
|
SY—335
SY—335
(TONE
-
Power,PC.
Board)
Sas
OF
Se
Ss
To
Mic
Amp,
ao)
he
S
a
©
E
faa)
<q
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5
CO
oe
WwW
a.
c
>
oH
2.
—
7)
dew
S
To
Te
Amp.
e
oa
e
To
Tone
Amp,
Figure
8.
Diode
PC.
Board
a
E
q
Bact
o
°
2
A
©
|
Voatme’
5
|
s
é
&
;
~
.s
MIC
AMP.
P.C.
Board
seas
v
o8
&o
8
RED
GRY
BLK
YEL
BRN
WHT
BLU
|
go
uo
|
:
|
2>
eh
3
3
To
EQ.
Amp
no
ss
a
a
|
_
S
6
Figure
10.
Mic
P.C.
Board
|
SSeS
6.
CABINET
PARTS
LOCATIONS
301
Figure
11.
ey
ae
|
SY—335
SY
—335_
|
7.
PARTS
LIST
TRANSISTORS,
DIODE
AND
IC’S
Transistor,
2SC734-Y
Transistor,
2SA841-GR
Transistor,
2S5C1681-BL.JA
Transistor,
25C1166-Y
Transistor,
2SA661-Y
Transistor,
25C734-Y
Transistor,
2SA561-Y
Diode,
02Z15A
Diode,
1S1553V
Diode,
1$1555V
Diode,
1$1555V
|
Diode,
1$1553V
Diode,
1S51555V
22115383
|
Diode,
SEL103S
22114635
|1C,
RC4558-P-L
22114635
|
IC,
RC4558-P-L
ELECTRICAL
PARTS
©
22146253
|
Switch,
Rotary,
Function
22146208
|
Switch,
Rotary,
Tape
Mode
22146201
|
Switch,
Lever,
Loudness
22146201
|
Switch,
Lever,
Mode
22195049
|
Switch,
Lever,
Power
22163606
|
Jack,
US14P
22163616
|
Jack,
Microphone
22170352
|Cord,
US
PIN
22223171
|
Transformer,
Power
(Europe)
22223172
|
Transformer,
Power
(England)
22176286
|
Cord,
Power
(Europe)
22176536
|
Cord,
Power
(England)
CAPACITORS
J=+5%,
K=+10%,
M=+20%,
Z
=-20to+80%
C01,
02
22467100
|
Electrolytic,
10mfd,
35V
C03,
04
22371472
|
Mylar,
0.0047mfd,
50V,
J
|
C05,
06
22321053
|
Polypropylene,
470pF,
50V,
J
C07,
08
22371152
|
Mylar,
0.0015mfd,
50V,
J
COo9,
10
22468109
|
Electrolytic,
Imfd,
50V
C11,
12
22373103
|
Mylar,
0.0imfd,
50V,
M
C13
22443101
|
Electrolytic,
10O0mfd,
10V
C14
22362470
|
Ceramic,
47pF,
50V,
K
C15,
16
22372223
|
Mylar,
0.022mfd,
50V,
K
C17,
18
22362151
|
Ceramic,
150pF,
50V,
K
C19,
20
©
22467100
|
Electrolytic,
10mfd,
35V
C21,
22
22445100
|
Electrolytic,
10mfd,
16V
1C23,
24
22372153
|
Mylar,
0.015mfd,
50V,
K
C25,
26
22372683
|
Mylar,
0.068mfd,
50V,
K
C27,
28
22468109
|
Electrolytic,
imfd,
50V
C29,
30
22372272
|
Mylar,
0.0027mfd,
50V,
K
C31,
32
22372223
|
Mylar,
0.022mfd,
50V,
K
C33
C34
C35
C36,
37
C38,
39
C40,
41
C42,
43
C44,
45
C47
C48,
49
|
C50
C51
C52
C53
C54
C55,
56
C57,
58
C59,
60
C101,
102
22468109
22443470
22468109
22445221
22445101
22445101
22446471
22343223
22342223
22445470
22362470
22373102
22445470
22445330
22446221
22342473
22343271
22467479
22340090
R01,
02
RO3,
04
RO5,
06
RO7,
08
RO9,
10
R11,
12
R13
R14
R15
R16
R17
R18
R19,
20
R25,
26
R27,
28
R29,
30
R31,
32
R34,
35
R36,
37
R38,
39
R4O,
41
R42,
43
R44,
45
R46,
47
R48,
49
R50:
R51
R52
Description
Electrolytic,
Imfd,
50V
Electrolytic,
47mfd,
10V
Electrolytic,
1mfd,
50V
Electrolytic,
220mfd,
16V
Electrolytic,
100mfd,
16V
Electrolytic,
100mfd,
16V
Electrolytic,
470mfd,
25V
Ceramic,
0.022mfd,
50V,
Z
Ceramic,
0.022mfd,
50V,
Z
Electrolytic,
47mfd,
16V
Ceramic,
47pF,
50V,
K
Mylar,
0.001mfd,
50V,
M
Electrolytic,
47mfd,
16V
Electrolytic,
33mfd,
16V
Electrolytic,
220mfd,
25V
Ceramic,
0.047mfd,
50V,
Z
Ceramic,
270pF,
50V,
M
—
Electrolytic,
4.7mfd,
35V
Ceramic,
0.0047mfd,
250V,
Z
RESISTORS
All
resistors
are
1/4W,
+5%,
carbon
film
resistor
unless
otherwise
noted.
|
|
22545473
22545102
22545564
22545473
22545104
22545221
22545154
22545562
22545223
22545820
22545222
22545152
22545102
22545472
22545183
22545472
22545474
22545105
22545223
22545472
22545471
22545561
22545102
22545222
22545563
22545473
22545154
22545183
47K
ohm
1K
ohm
560K
ohm
47K
ohm.
100K
ohm
220
ohm
150K
ohm
5.6K
ohm
22K
ohm
82
ohm
2.2K
ohm
1.5K
ohm
1K
ohm
4.7K
ohm
18K
ohm
4.7K
ohm
470K
ohm
1M
ohm
22K
ohm
4.7K
ohm
470
ohm
560
ohm
1K
ohm
2.2K
ohm
56K
ohm
47K
ohm
150K
ohm
18K
ohm
(22545222
|
2.2K
ohm
22545224
|
220K
ohm
22545472
|
4.7K
ohm
22545221
|
220
ohm
22545104
|
100K
ohm
22545471
|
470
ohm
22545561
|
560
ohm
22545122
|
1.2K
ohm
22545473
|
47K
ohm
VARIABLE
RESISTORS
VRO1
22620014
|
250K
ohm,
Balance
VRO2
22650438
|
250K
ohm,
Volume
VRO3
22651454
|
250K
ohm,
Mic
Mixing
VRO4,
05
22651431
|
100K
ohm,
Bass/Treble
CABINET
PARTS
22701326
22711565
22711448
22711533
22821365
22824196
22824215
22826134
Screw,
3¢
x
8mm
Plate,
Jack
Plate,
Side
Cover,
Top
Panel
Ass’y
‘Knob,
Mode/Loudness
Knob,
Power
Knob,
Bass/Treble/Balance/
Tape
Mode/Function
Knob,
Volume
Knob,
Microphone
Mixing
Leg
Bush,
Cord
Rivet,
Plastic,
36
x
5.5mm
Bush,
Cord
Nameplate
(England)
22826195
22826152
22874033
25845120
22705022
25845528
22950774
|
ACCESSORY
22902034
|
Owner’s
Manual
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