Sanyo TP 477 User manual

SERVICE MANUAL
STEREO TURNTABLE
TP 477 (BLACK) (EUROPE)
TP 475 (BLACK) (CANADA)
TP 675 (BLACK) (CANADA)
TP 877 (BLACK) (CANADA)
SPECIFICATIONS
Motor:
Drive system:
Speed: |
Wow and flutter:
Rumble:
Turntable platter:
Tone arm: |
Cartridge and stylus:
Stylus pressure:
Frequency response:
Channel separation:
Power requirements:
Demensions (Wx D x H):
Weight:
DC servo motor
Belt drive
33-1/3 and 45 rpm
0.05% (WRMS)
—60 dB (DIN B spec)
11-13/16"' (300mm)
Static-balance straight type
Magnetic stereo cartridge
(VM type) (No. MG-44J) and
0.6 mil diamond stylus
(No. ST-44J)
1.25 g
20 - 20,000 Hz
20 dB
DC: 12V, 100mA
(TP674CN/USA.....from JA674)
(TP475, TP675, TP877 .....from
JA475, JA675, JA877)
AC: 110/220V, 50Hz (TP477)
Approx. 420 x 355 x 106mm
(16-1/2" x 14” x 4-3/16”)
Approx. 3 kg
( 6 Ibs. 10 ozs.)
WM-17453

/ ADJUSTMENT _
AUTO-RETURN ADJUSTMENT
When the distance between the center of center shaft and
_ the needle tip becomes 64 ae mm, the outer periphery
of pawl of pinion should begin to touch the claw of engage-
ment lever.
METHOD OF ADJUSTMENT
(1) Preparation | |
After removing the turntable, etc. and pressing the
lower trip lever in the dirction of arrow, take the arm
-towrd :the danter shaft to let the rip lever push the
. lower tip bratket, move the arm slowly.
(2) Adjustment
According to the foliowing method, adjust the distance
Pinion
between the center of center shaft and the needle tip
to the aforementioned range under the condition (of
the above figure) that the claw part of engagement
lever touches the pawl outer periphery of pinion when
the lower trip lever and engagement lever move as
pushed by the trip lever. |
Method
Insert a blade screwdriver into the concave part: of —
lower trip lever bracket, and turn the screwdriver to
adjust the said distance. If turned clockwise, a position —
at a start of contact delays by about 0.72 mm at a time.
per 1¢ ; if turned counterclockwise, it advances by the
same rate.
(3) Confirmation
Confirm of your auto-return mechanism (RG652/
RG653) as based on the Product Specifications.
ADJUSTMENT OF STYLUS HEIGHT
Setting the record disk in place, raise the tonearm lift
lever. | |
Bring the tonearm to above the disk, and insert a screw- |
driver into the “‘stylus height adjust’’ hole (see drawing for
ADJUSTMENT OF AUTO-RETURN) and turn it right or
left until the distance between the disk and stylus becomes
8+ imm.
ADJUSTMENT OF TURNTABLE SPEED
Play a wow flutter checking record, and adjust by turning
SVR1 (45 rpm) and SVR2 (33 rpm) so as to obtain the
specified frequency. |
Engagement Lever
record disk
| Touch
Center Shaft
OF
Lower Trip Lever
= Lower
Ngee Trip Bracket
Trip Lever
SVR2____
33rpm ADJUST
SVR1 | =|
45rpm ADJUST
33 45 REJECT
SPEED

[E. MICROSWITCH (FOR NEW LAMP/MOTOR) OVERSTROKE
Microswitch overstroke Specification (actuator area)
OFF +
Aethod of Adjustment — |
Adjust the microswitch versie according to the
following procedure:
1) In the case where the microswitch overstroke is
less than 0.6 mm when the arm is returned to the
rest-Insert a blade screwdriver into the slit of main
slide as shown in the figure at right, turn the screw-
driver clockwise to adjust the microswitch over-
stroke so that it meets the specification.
2) In the case where the microswitch is pushed
excessively as shown in the figure at upper right,
adjust for this by bending the paw! of main slide
from the position of broken line to the direction
of solide line. |
3) Adjustment of push stroke of the upper side switch
of two-throw switch
Adjust the push stroke by tightening the arm lever
two-throw switch adjust screw to meet the
aforementioned specification, provided that
contacting of the adjust screw head with the
switch actuating cam should be within the range A.
Switch A Cap existing
_Actuating Cam
Switch Lever
Micro switch overstroke A —B
Should be longer than 0.6 mm
A: Distance between the microswitch actuator tip and
the microswitch frame when the neon lamp or motor
becomes OFF in course of returning ae arm to the rest
side from the en side. 7
B: Distance between the microswitch actuator tip and the
microswitch frame when the arm returns to the rest
side.
As a roungh standard, confirm that the dimension B has
become 0.6 ~0.9 mm. -
Incidentally, the overstroke should meet the specification
for both the neon lamp side and the motor side.
Radio Pincher
Wf;
Bland OXF
Screw tightened excessively =
(as
there
is
the
possibility
of
cam
breakage)

EXPLODED VIEW (CABINET)

PARTS
LIST
___
|
| |
ee
PRODUCT
SAFETY
NOTICE
the
parts
list
in
this
manual.
circuit
before
returning
the
product
to
the
customer.
Each
precaution
in
this
manual
should
be
followed
during
servicing.
Components
identified
with
the
{EC
symbol
A\
in
the
parts
list
and
the
schematic
diagram
designate
components
in
which
safety
can
be
of
Special
significance.
When
replacing
a
component
identified
with
»
use
only
the
replacement
parts
designated,
or
parts
with
the
same
ratings
of
resistance,
wattage
or
voltage
that
are
designated
in
leakage-current
or
resistance
measurements
must
be
made
to
determine
that
exposed
parts
are
acceptably
insulated
from
the
supply
NOTE:
| , |
*
Materials
of
Capacitors
and
Resistors
are
abbreviated
as
=—S
*
Tolerance
of
Capacitors
and
Resistors
are
noted
with
_
follows;
follow
symboles;
i
AIELECT
ooeereete'ss
Aluminum
Electrolytic
ee
ene
re
ee
5%
a
ee
+
100-0%
BC
CON.......-.05.
Semiconductor
Ceramic
b
..
nate
aR
wis
raei
ved
eaoatae
+10%
O
dissetevca
+
30
-
10%
CHIP
BC
.nsccccens
Chip
Semiconductor
Ceramic
MW).
sesceteueccace<:
+20%
,
a
ee
ee
+
80
—
20%
CHIP
TAN..........
Chip
Tantal
ee
ee
eee
+
30%
|
ELECT
............Electrolytic
|
PP
CON
e255
3cn8u
sn
Polypropylene
MT
GLAZE..........
Metal
Glaze
FP
CARBON........
Flameproof
Carbon
This
manuals
included
at
4
models
and
these
models
are
available
in
2
versions.
_
Versions
are
(1)...
.TP477/EUROPE
(2)...
.TP475/CANADA
(3)...
.TP675/CANADA
(4)...
.TP877/CANADA
and
color
is
all
BLOCK.
.
PACKING
&
ACCESSORIES
Part
No.
Description
141~6~145T-00200
141~6~145T-00300
141~6~231T-35400
FOAM
PLASTIC
CASE,
RIGHT
SIDE
FOAM
PLASTIC
CASE,
LEFT
SIDE
INNER
POLYE
COVER,
TURN
TABLE
&
RUBBER
SHEET
INNER
POLYE
LAMINA
COVER,
SET
INNER
POLYE
LAMINA
COVER
BAND,
SLEEVE
FIXER
1500MM
SLEEVE,
SHEET
(3)
|
SLEEVE,
SHEET
(2)
SLEEVE, SHEET (4)
INNER CORR CASE (1)
TAPE 18X400MM (1)
PAD
PAD, RUBBER SHEET
PAD, SET
PAD, SET (1)
INST MANUAL (TP477)
INST
MANUAL
(Inctuded
JA675)
INST
MANUAL
(included
JA877)
INST
MANUAL
(Included
JA475)
141-2-160T-65230
-141-2~160T-65230
141-2~860T-10800
141-2-860T-10900
141-2~210T-57800
141-2~855T-84600
141-2~855T-87500
141-2~445T-29002
141-2~-445T-32900
141-2-860T-11000
141-2-561T-07200
141-2-352T-52500
141-2-251T-08600
141—-2-445T-26600
141-2-447T-46200.
141-2—445T-35201
141~6-235T-70500
141-6-235T~70505
141~-2-176T~07730
141-6-315T-09900
141-6-515T~09901
141-6-515T-09902
141-6-133T-83100
141-2-184T-70100
141-6~317T-06700
141-6~318T-00901
141-6-317T-81900
141-6-318T-17100
141-6-409T-35600
141-6-409T-36100
— 141-6-409T-37400
141-6-409T-37600
BRACKET, LIFT
RUBBER CUSHION
Part No. ft
CABINET & CHASSIS
BJN2S2R6+6+ZK
Description
BJN2S2R612+Z1
141~2~174T-11900
141-2~174T-13800
141-2~160T-63830
STAND (4PC’S) (1)
STAND
(4PC’S)
(2) (3)
(4)
PUSH
BUTTON,
REJECT
Description
PUSH
BUTTON,
33/45RPM
PUSH
BUTTON,
LIFTER
SPRING
WIRE,
LIFTER
|
SPRING
WIRE,
REJECT
Description
PAN HD 2 TAPPING
SCREW 2.6X6, REST
PAN HD 2 TAPPING
SPRING
COIL,
SW
LEVER
SPRING
COIL,
CUE
LEVER
RETURN
RUBBER
CUSHION,
MOTOR
FIXER
RUBBER
CUSHION,
MOTOR
COVER
SPRING
WIRE,
BOTTOM
GND.
FLAT
BELT,
TURN
TABLE
DRIVE
SPACER,
45RPM
ADAPTOR
HINGE,
DUST
COVER
CUSHION
15X25X3,
WIRE
FIXER
RUBBER
CUSHION
26X20X10,
MECHA
BRACKET
1
141—2-121T-21600
|
DECK
PANEL
(2)
(3)
(4)
SCREW
2.6X12,
REST
{or
141-2-121T-21601
|
DECK
PANEL
(1)
NJSNS++4+++Z1
|
SQUARE
NUT
4,
ARM
FIXING
2
141-2-147T-19200
|
MARKING
PLATE
(2)
(3)
(4)
BJAMU++4+6+CP
|
HEX
SOCKET
HEADLESS
or
141-2-147T-19201
|
MARKING
PLATE
(1)
SCREW
4X6,
ARM
3
141-2-125T-41900
|
BOTTOM
LID
BJX6S++3+8+Z1
|
PAN
WASHER
HD
2
TAPPING
14
141-2~118T-03400
|
TURN
TABLE
SCREW
3X8,
SLIDE
>
141~2-873T-00900
|
REST,
ARM
FIXING
BJX6S++310+Z1
|
PAN
WASHER
HD
2
TAPPING
6
141-2-873T-00700
|
REST,
ARM
MOVING
SCREW
3X10
7
141-2-247T-09601
|
SHEET,
RUBBER
BJX6S++312+Z1i
|
PAN
WASHER
HD
2
TAPPING
8
141-2-135T-92901
|
COVER
SCREW
3X12,
BOTTOM
LID
9
141-0-194T-02400
|
DUST
COVER

PARTS
LIST___
ELECTRICAL
PARTS
Ret.
4-285T-70400
P.C BOARD,
OUTPUT RELAY (2) (3) (4)
P.C BOARD, OUTPUT RELAY (1)
P.C BOARD, GROUND (2) (3) (4)
P.C BOARD, GROUND (1)
PLUG, DC POWER (2) (3) (4)
POWER CORD (1)
LEAD CORD, OUTPUT (2) (3) (4)
LEAD CORD, OUTPUT (1)
FIXER |
SWITCH, POWER (S1)
SWITCH, POWER (S1)
COMMUTATE MOTOR ASSY
P.T (1)
FUSE 200MA (1)
FUSE T200MA+250V (1)
4—285T-70471
4—285T-70500
4—285T-70571
4-236T-20075
4-—243T-84973
4—243T-32671
— 4-243T-39900
141-2-464T-—43100
4—231T-61900
4—238T-88600
4-—527T-28003
4-300T-96 200
4—234T-04001
4-234T-10577
141-4-—285T-—70200
P.C BOARD ASSY,
MOTOR CONTROL (2) (3) (4)
P.C BOARD ASSY,
MOTOR CONTROL (1) |
SOCKET 3P, DIP
BRACKET, FUSE (2PC’S)
5.1MM SMALLTYPE (1)
FILTER 22UH
141-4-285T-70271
4-240T-83573
141-2-381T-04202
4-253T-15024
SVR1 4—222T-97582 | V.R 300B, 45RPM
SVR2 | 4-222T-97572 | V.R 1KB, 33RPM.
IC S1UPC1470H+++ | 1C UPC1470H SIP4
D901-904 SDDSF10+B+++T | DIODE DSF10 B T (1)
C901
CE+1633
7MVHAS
|
ELECT
330MF
16VMVHAS
|
C902
CC+50103ZRZFF
|
CERAMIC
0.01MF
50V
Z
R
ZF
C903
CC+50223ZRZFF
|
CERAMIC
0.022MF
50V
Z
R
ZF
C905
CC+50103ZRZFF
|
CERAMIC
0.01MF
50V
ZR
ZF
CARBON T 390 OHM J1/4WR25
CARBON P 2.2KOHM J1/4WR25
CARBON P 5.6KOHM J1/4WR25
CARBON T 150 OHM J1/4WR25
CARBON T 100 OHM J1/4WR25
RC/+4391JT++R
RC/+4222J5P++R
RC/+4562JP++R
RC/+4151JT++R
RCO/+4101JT+4R
SPEED SELECT P.C.BOARD ASSY —
P.C BOARD ASSY,
SPEED SELECT (2) (3) (4)
P.C BOARD ASSY, |
SPEED SELECT (1)
SOCKET 3P DIP »
SWITCH, 33/45 SPEED SELECT |
141-4-285T-70300
141-4—285T-70371
4-240T-83573
4—248T-05600

PARTS LIST & EXPLODED VIEW (ARM)
MECHANISM
Ref. aa
141-0-351T-54801 | BRACKET M.T.G ASSY
141-0-754T-89400 | SHAFT ASSY
141-2-345T-01100 | STEEL BALL 4MM
141-2-581T-21600 | GEAR, MAIN
141-0-742T-88400 | LEVER ASSY, LOWER TRIPMENT
141-2-—742T-68700 | LEVER, BRACKET (M1)
141-0-731T—92600 | SLIDE ASSY, MAIN
141-2-461T-—42800 | PIPE, LEVER (M5,M13) MTG.
141-2-856T-—12400 | SPRING COIL, SLIDE (M7) TENSION
141-2-210T-32700 | BRACKET :
141-2-742T-68400 | LEVER, BRACKET (M10) MTG.
141-2-852T-94701 | SPRING WIRE, LEVER (M11) MTG.
141-2-742T-—68500 | LEVER, ENGAGEMENT
141-2-740T-—40800 | LEVER, TRIP
141-2-—742T-—69200 | LEVER, ARM
141-2—754T—06800 | SHAFT, AUTO RETURN
ADJUSTMENT
141-2—856T-41300 | SPRING COIL, CANCELAR
141-2-742T-69101 | LEVER, ARM
141-2-—453T-33700 | WASHER 4.5X7X0.25,
ECCENTRIC SHAFT
141-2-742T-—68800 | LEVER, CUE
141-2-855T-51600 | SPRING COIL, RETURN LEVER
141-2-855T—81600 | SPRING COIL, LIFT
141-2-—742T-68900 | LEVER, SWITCH
141-0-872T—00730 | LIFTER ASSY
141-2-852T-93000 | SPRING WIRE, LEVER (M6)
WJBWS++3T10Z1 | WASHER 3X13X1T
BJX6S2R6+8+Z1 | PAN WASHER HD 2 TAPPING
SCREW 2.6X8
NJR3S++4+++Z1 | HEX NUT 3 4 |
BJTTS++3+6+Z1 | BIND HD FORMING SCREW 3X6
BJAMU++4+6+CP | HEX SOCKET HEADLESS
SCREW 4X6
BJN2S++318+Z1 | PAN HD 2 TAPPING SCREW 3X18
BJN2S++3+8+Z1 | PAN HD 2 TAPPING SCREW 3X8
102
ARM ASSY
141-0-743T-11100 | ARM ASSY
141-2-743T-11100 | ARM
141—2-687T-03200 | WEIGHT
4—157T-04101 | CARTRIDGE ASSY
4—157T-04100 | CARTRIDGE
4—156T—-03600 | NEEDLE CARTRIDGE
141-2-135T-—89500 | COVER
141—2-421T-54800 | SPECIAL SCREW
I a eer Pa aay EEN OO ee Tans rae enn PN Pe aT
EXPLODED VIEW (MECHANISM )
Q
enn
0
Pe
—-Y6

SCHEMATIC DIAGRAM
for EUROPE VERSION ee
DS135E 0
OR Swi
1SR35-200
X4
5OHZ , OV
|
bam ee we
C901
SS
230/16
|
M
C903 \- /
0.022 3 RIO, L R904
, 150 100 =
FUSE
T2ZO0OMA
r----(}- 4) (}—----4
ES
{ 1
{
1
|
GND
eso
ao
cee
PICK
UP
A5RPM
33RPM
WH
cnp
—ot
|
R902:A RANK MOTOR (GREEN MARK)...2.2Kn
—
B
RANK
MOTOR
(NO
MARK)......
5.6Kn
y
RCH
WIRING DIAGRAM
: 33 rpm
AC 220V ;
50
Hz
45
rpm
SPEED CHANGE SW
T
200
mA
B
*
ors
SCHEMATIC DIAGRAM | ,
for CANADA VERSION er
L901
Z2uH
@
Swi
C901 |
S 330/16 | :
0.022 3 R90 R904 ‘ee’
150 100 =
prea dp Oatenw nm ms
l . ]
] )
PICK
UP
45RPM
33RPM
WH
|
LH
GND
BK
RE R902:A RANK MOTOR (GREEN MARK)...2.2Kn
: B RANK MOTOR (NO MARK)...... 5.6Kn
WIRING DIAGRAM
BL
SPEED CHANGE SW
SANYO ELECTRIC TRADING CO., LTI
33, Hiyoshi-cho 2-chome, Moriguchi-shi,
Osaka-fu, 570 Japan.
Feb./‘86/2700 KM Printed in Japan.