Technics SL-QL5 - Page 20

@
FUNCTION
OF
TERMINAL
(MN1421
FPC)
*
These
are
the
basic
functions
of
MN1421
FPC.
Therefore,
some
termin
changed
depending
on
the
purposes.
als
are
not
necessary
of
circuit
functions
may
be
partially
[
No.
Mark
Description
T
No.
Mark
Description
Tl
vss
Ground
terminal
14
Bio
Record
detection
terminal
r
2}c09
Cueing
contro!
terminal
|
("H”
when
record
is
present)
L
|
CH"
during
cueing
and
cueing
down)
15
EOO
Cueing
control
terminal
|
16
EO1
Tonearm
drive
motor
control
terminal
3}
cos
("H"
only
during
cueing
down
—
about
17
E02
(Arm
servo)
1
sec.)
18
|
EO3
|
41607
|
19
TEST
Test
terminal
(not
used,
connected
to
51
CO6
Key
scan
output
terminal
|
ground)
6
|
CO5
|
20
RST
Reset
terminal
(micom
is
reset
at
*LY)
r
7
|
Ai3
21
|
SNSO
|
Offset
angle
detection
input
terminal
8
|
Ai2
22
SNS1
Arm
position
detecting
input
terminal
9
|
Ait
Key
scan
input
terminal
P
23
Doo
Turntable
speed
select
terminal
|
10
|
Aid
|
(“H"
in
45rpm;
“L”
in
33rpm)
L
24
DO1
Repeat
indicator
terminal
(ON
at
“L”)
Auto
size
and
speed
select
terminal
25
|
DO2
Synchro-rec
on/off
terminal
11
|
Bi3
}
Terminal
@,
®
“L”
—
30cm
record
-33rpm
26
DO3
Turntable
start/stop
select
terminal
12
|
Bi2
@
“L”
@
“H”
pulse
—
17
cm
record
-
45rpm
(“L”
at
start;
“H”
at
stop)
27.
|
VOD
Power
supply
(+5V)
.
28
|
OSC
|
Oscillation
circuit
13
|
Bit
Rest
position
detecting
terminal
(Clock
frequency
is
adjusted
to
30us
+
1s)
(“H”
when
tonearm
is
at
rest
position)
@
RESISTORS
AND
CAPACITORS
Notes: 1.
Part
numbers
are
indicated
on
most
mechanical
Parts.
Please
use
this
part
number
for
parts
orders.
2.
Important
safety
notice:
Components
identified
by
AV
mark
have
special
characteristics
important
for
safety.
When
replacing
any
of
these
components
use
only
manufacturer's
specified
parts.
3.
This
(S)"
mark
is
service
standard
Parts
and
may
differ
from
production
parts.
Numbering System of Resistor
Numbering
System
of
Capacitor
4. Unless otherwise specified,
All
resistors
are
in
OHMS
(
92)
K
=
100002,
M
=
1000kQ
All
capacitors
are
in
MICROFARADS
(UF)
P=
106
wr
Example
Example
ERD
25
F
J
101
ECKD
1H
102
Zz
F
Type
Wattage
Shape
Tolerance
Value
Type
Voltage
Value
Tolerance
Peculiarity
ERG
1
AN
J
2R2
ECEA
50
M
R47
R
Type
Wattage
Shape
Tolerance
Value
Type
Voltage
Peculiarity
use
Value
Special
use
Resistor
Type
Wattage
Tolerance
Voltage
Capacitor
Type
Tolerance
ERD
:
Carbon
125):
1/4wy
J
|
ECEAType
|
Others
ERX
Metal
Film
|
1
1W
G
Electrolytic
1A
:
10V
{1H
:
50VDC
ERTD
:_
Thermister
Electrolytic
1C
:
16V
|2H
:
500V
DC
ERD2FCGLILID
—>
Fuse
type
carbon
(1/4W)
Ceramic
1E
:
25V
1
100V
+80%,
—20%
%,
—-0%
ERDIOTLJ
LIDL—~
Chip
type
carbon
(1/8W)
Polyester
ad
y
aot
ue
=
‘oO
ECUV1H
(][][]—->
Chip
type
ceramic
50
:
50V
=)
Be)
ae)
Bee)
He)
=
=)
r
aS
a
a
eT
ar
|
Ref.
No.
Part
No.
Ref.
No.
Part
No.
Value
Part
No.
Value
Ref.
No.
Part
No,
Value
+
4
4
RESISTORS
R315
ERDS2TJ333
33K]
ERDS2TJ683
68K]
|C102
®
{ECEASOZR22
0.22
a
R316
ERDS2TJ332
3.3K
ERDS2TJ122
1.2K]
|C103
©
|ECQM1H2745z
0.27
RFA
AX
/ERD2FCG180
18)
12317
ERDS2TU332
3.3K
ERDS2TJ472
4.7K}
1C105
A\®
|
ECAEAICN470S
47
Ri
ERDS2TJ681
680
ERDS2TJ681
680}
|C106
A\®
|ECAEAICNA70S
47
R2
ERDS2TJ221
220]
|
R318
ERDS2TJ332
3.3K|
R103
ERD10TLJ104U
100k]
{R319
ERDS2TJ332
3.3K
ERDS2TJ272
2.7K]
|C107
®
|ECEASOZ1
1
R104
ERX1ANJ2R7
2.7|
|R320
ERDS2TJ272
2.7K
ERDS2TJ152
1.5K|
1C201
®
|ECEA1AU470
47
Rigs
ERD10TLJ270U
a7}
|R321
ERDS2TJ272
2.7K
ERDS2TJ102
1K|
|C202
®
|ECEASOZR22
0.22
R322
ERDS2TJ272
2.7K
ERDS2TJ224
220K]
{C203
®
|ECOM1H683sZ
0.068
R201
ERD10TLJ393U
39K!
|
3303
ERDS2TJ272
2.7K
ERDS2TJ152
1.5K]
|C204
ECUV1H121JCM
120P
R202
ERD
10TLJ394U
390K]
|
R304
ERDS2TJ271
270
ERDS2TJ102
1K|
{C205
ECUV1H1330JCM
33P
R203
ERD10TLJ680U
68]
|
R325
ERDS2TJ821
820
ERDS2TJ224
220K]
|C206
ECUV1H101JCM
100P
R204
ERD10TLJ151U
150]
|
R326
ERDS2TJ222
2.2K
ERDS2TJ101
100]
|C207
®
|ECEA1AU470
47
R327
ERDS2TJ272
2.7K
ERDS2TJ471
470|
|C208
®
|ECEA1AU470
47
R205
ERD10TLJ223U
22K
ERDS2TJ101
100]
|c301
®
[ECEA0JU470
47
eROTOT
LOU
tx|
|
R328
ERDS2TJ331
330)
R207,
R329
ERDS2TJ272
2.7KI{R416
ERDS2TJ471
470]
{C302
ECFRIH104ZF
0.1
R208
ERD10TLIG80U
88!
1
R330
ERDS2TJ272
2.7K||R501
ERDS2TJ331
330}
|C303
©
|ECCD1H680K
68P
R301
ERDS2TJ562
5.6K!
|
A331
ERDS2TJ272
2.7K}
{R502
ERDS2TJ561
560}
|C304
ECFR1H104ZF
0.1
R302
ERDS2TJ331
330]
|
R332
ERDS2TJ103
10K]
|R503
ERDS2TJ820
82)
1C305
®
|ECOM1H104)z
0.1
R303
ERDS2TJ182
1.8K}
|
R333
ERDS2TJ223
2eK||R504
ERTD2FFK251S
250}
|C306
®
|ECEATHU3R3
3.3
R304
ERDS2Ty562
5.6K]
|
R334
ERDS2TJ562
5.6K}/R601
ERDS2TJ681
680]
|C307
®
|
ECKD1H102KB
0.001
R305
ERDS2TJ562
5.6K|
|
R335
ERDS2TJ222
2.2K
C308
®
|ECKD1H102KB
0.001
sant
|
R336
ERDS2TJ224
220K
C401
®
|ECEA1CU330
33
R306
ERDS2TJ331
330|
|
2337
ERDS2TJ104
100K
C402
©
|ECam1H223N2
0.022
R307
ERDS2TJ331
330
7
C403
®
|
ECQM1H223JZ
0.022
R338
ERDS2TJ103
10K}|
CAPACITORS
R308
ERDS2TJ562
5.6K}
|R339
ERDS2TJ333
33kK|b
=
:
C404
®
|ECEAQJU470
47
R309
ERDS2TJ332
3.3K|
|
R340
ERDS2TJ562
5.6K||C1
AS
|
Ecam1223Kz
0.029]
C405
®
|
ECEAQJU470
47
R310
ERDS2TJ332
3.3K|
|
R341
ERDS2TJ222
2.2K||C2
AY
|
ECQM1223K2
0,022]
|os501
®
|ECEAICU101
100
ERDS2TJ102
YK]
|
RF401
A\|
ERD2FCG330
33{/Cc3
A\
|
ECQM1223Kz
0.022|
|C601
ECFB1B104ZRM
0.1
AS
R401
ERDS2TU683
68K
104
©
|
EceBtvut02
1000
R312
ERDS2TJ333
33K
te
Clecea
cua
its
R313
ERDS2TJ333
33K
es
&
|
ECEAIcuaee
a
R314
ERDS2TJ333
33K
=
|
Notes:
1.
Part
numbers
are
indicated
on
most
mechanical
parts.
4.
The
“oS
mark
is
service
standard
parts
and
may
differ
Please
use
this
part
number
for
parts
orders.
from
production
parts.
2.
Important
safety
notice:
5.
The
parenthesized
numbers
in
the
columns
of
description
Components
identified
by
A
mark
have
special
charac-
stand
for
quantity
per
set.
teristics
important
for
safety.
When
replacing
any
of
these
components,
use
only
manu-
facturer's
specified
parts.
Areas
3.
Bracketed
indications
in
Ref.
No.
columns
specify
the
area.
:
:
?
:
Sean:
pecity
ee
*[M]
is
available
in
U.S.A.
Parts
without
these
indications
can
be
used
for
all
areas.
be
S
;
:
[MC]
is
available
in
Canada.
i
ae
as
|
eae?
|
Part
No.
Value
Ref.
No.
Part
No.
Value
Ref.
No
Part
No
Value
2
7
gtk
sian
leg
SF
IP
airs
.
im
=
a
eee
2
a
x
~
2
INTEGRATED
CIRCUIT
|
|
SWITCHES
POWER
TRANSFORMER
1C1
SVIUPC7812H
Regulator,
12V
$1
A\|
SFDSCO5NO8
On/Off
(Power)
T1
[M]
A\|
SLT48DTL3A
Power
Source
1C101
AN6638
Turntable
Drive
$301
~304
EVQQJ104K
Start,
Stop,
T1
(MC)
A\)
SLT4g8DT11¢
.
Power
Source
1C201
AN6683
|
Turntable
Control
Cueing,
Repeat
1C301
MN1421FPC
Micro
Computer
$305
SFDSHSWO699
|
Speed
Selector
ee
ene
ee
ae
cease
1C401
AN6554
Comparator
$306
SFDSDO5NO1
Record
Detection
FUSE
—
-
+
TT
Dn
net
1
S307
SFDSDO5NO1
Cabinet
(Reset)
”
ee
tS
i
erg
ee
=
TRANSISTORS
$601
SFDSD2MSL-C
|
Ret
Position
F1
[MC]only
A\|
XBA2FO8NU100|
250V,
800mA
ai
2SD638
Regulator,
5V
.
‘
Een
0301
2SD636
Switching
701
SFDSCO5NO02
ecord
Size
Q302
2sp892
Switching
Detection
Q303
2SD636
Offset
Error
Pare
So
al
Angle
Det
CRYSTAL
soe
2
a
304
2SB641
Offset
Error
x201
SVOSH41TR
4.193MHz
OSC
Angle
Det
.
Weer
et
"
Q305,
306
2SD636
Switching
PHOTO
INTERRUPTERS
Q401,402
©!
2SD973
Tonearm
Motor
sae
Control
PC501
ON1262
Offset
Sensor
0403,
404
2SD892
Tonearm
Motor
PC601
ON1261
Tonearm
Position
Controt
Sensor
DIODES
‘|
VARIABLE
RESISTORS
D1
A\|
SVDS1RBA20z
Rectifier
7
|
visor
EVN61AA00B54
|
Clock
Frequency
02
MA4056
5.6V
Zener
Adjustment,
0301
SVDGL-9PR2F1
|
Cueing
Up
50kQ
(B)
Indicator
VR501
EVNK6JA00B14
|
Servo
Gain
D302,
303
MA165
Switching
Adjustment,
304
10kQ
(B)
0305
MA4062
6.2V
Zener
F
an
55
D306
SVDGL-9PR2F1
|
Repeat
Indicator
RELAY
D501
®|
MA162A
Switching
=
=
So
D502
SVDPR3432S
}
Tonearm
indicator
|
RLSO1
SFDYAW6945
=|
Muting
Relay
=i
ae