Technics SL-1210M5GE Service Manual page 62

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H
A
DRIVE CONTROL CIRCUIT
S501
OFF,0V
TP24
S501
ON,5.3V
R306
TP27
22K
G
3.8V
5.4V
8
9
10
11
12
13
14
GND
7
6
5
4
3
2
1
S501
OFF,1.4V
3.9V
3.4V
S501
ON,5.3V
3.8
s.
IC302
S501
OFF,5.4V
F
TC4011BP
S501
ON,2.1V
PITCH CONTROL
5.6V
5.6V
ON/OFF SELECT
3.8
s.
CN105
CN104
2
1
9
8
7
6
5
4
3 2
1
5
6 7
2
1
5
4
3
2
1
E
FW105
FW104
D401
B3AFA0000034
S501
(RESET)
(RESET)
ON
C
IC502
OFF
NJM78M05FA
REGULATOR
21V
5V
1
3
D
2
IC501
C2BAED000009
PITCH CONTROL
R502
2.7V
1K
5V
R501
1
Vcc
P30/ AN0
42
10K
5V
VREF
2
41
3
AVss
40
4
39
C
5
38
6
37
Q501
UN4115TA
7
36
RESET
3.8V
P02/ SCLK2
8
35
9
34
10
33
5V
0V
S502
11
32
(PITCH SELECT)
5V
12
31
16 :5V
8 :0V
C
B
13
P07/AN3
30
14
29
D502
15
CNVss
28
LMW9A8BYB0A1
R508
(
8)
16
27
4.7K
17
26
5V
16 :5V
18
/RESET
25
8 :0.4V
2.3V
19
24
XIN
D501
2.5V
LMW9A8BYB0A1
X501
20
P16/(LED6)
23
XOUT
(
16)
(4.13MHz)
21
P17/(LED7)
22
Vss
A
16 :3.8V
8 :5V
H
PITCH CONTROL(1) CIRCUIT
1
2
For [PP] area.
S601
(POWER)
OFF
C
POWER SUPPLY
ON
B
CIRCUIT
2
1
F1
T1
125V250mA
AC
6
5
AC
C601
R601
0.047
1/2W4.7
AC120V
AC 30V
(60Hz)
7
S501
OFF,5.3V
S501
ON,0V
START
3.8
s.
TP12
3.8V
TP11
TP18
R206
18K
0V
R207 56K
ROTATION
R208 220K
9V
5V
C210
0.22
R209 330K
1V
TP17
CN102
33rpm
20ms.
13
45rpm
15ms.
R210 18K
TP16
TP23
0.3V
0.5V
STOP
13
14
1.2V
0V
33rpm
20ms.
45rpm
15ms.
ROTATION
5.2V
12
11
0V
33rpm
20ms.
0.2V
45rpm
15ms.
4.13MHZ
BRAKE
ADJ.
R211
R214
4.7K
22K
0.2V
Q202
2SD637-QRS
LED DRIVE
R506
10K
16
8
R505
82
FW106
CN106
1
1
2
2
VR303
(PITCH ADJ.)
3
3
R504
82
R507
R508A
VR501
820
1K
PITCH CONTROL
GAIN ADJ.
B
F
PITCH CONTROL(2) CIRCUIT
3
4
5
B
POWER SUPPLY CIRCUIT
For [EB,GN] areas.
SW
C
C601
0.047
R601
3.3M
S601
(POWER)
For [E] area.
OFF
ON
C601
R601
SW
0.047
4.7
F2
S602
125V1.2A
SW
(VOLTAGE SELECTOR)
4
P
F1
AC LINE
T250mA
1
4
110-120V
AC
/220-240V
AC
50/60Hz
2
3
TP5
21V
ROTATION
STOP
0.8V
3V
5V
10V
0V
0V
33rpm,20ms.
45rpm,15ms.
R204
TP20
2.7K
C211
C204
0.22
S203
Push
TP19
0.047
TP21
7V
R205
120K
0V
TP22
(0.3V)
(2.8V)
8.1V
1.2V
5V
7V
5.9V
0.2V
3.2V
3.2V
2.8V
15
16
17
18
19
20
21
22
23
24
IC201
AN6680
SYSTEM CONTROL
10
9
8
7
6
5
4
3
2
1
R201
9.4V
10V
0V
3.3V
3.4V
2.1V
3.4V
3.9V
2.7V
560
R202
10K
10V
TP15
C213
9.4V
21V
470P
Q201
3.8V
2SC1846-QRS
1.2V
REGULATOR
0V
S501
ON
STOP
S501
OFF
0.9V
5.6V
5.6V
0V
3.8
s.
33rpm
10ms.
3.8
s.
VR303 Center,
45rpm
7.3ms.
TP29
VR303 -%,
4.1
s.
17V
VR303 +%,
3.6
s.
R213
TP13
TP14
1.2K
CN103
4
3
8
9
10
11
12
O Y B
B1
P
R
D201,202
SVDPR3902S-9
(STROBE ILLUMINATOR)
D203
STROBE ILLUMINATOR
D
CIRCUIT
SPEED SELECTOR
E
CIRCUIT
6
7
8
D2SBA20
T1
F2
TP1
T1A
AC1
T1
T2
J1
T1
AC 30V
T1
AC2
T1
TP2
TP4
R221
470
C108
25V100
20
s.
C110
0.1
ROTATION
R108
10K
R107
1.5
C111
5600P
30V
17V
13V
0V
50KHz
20
s.
C107
C112
R104
1.4V
0.1
50V4.7
47K
15V
0V
50KHz
15.8V
15.8V
15.9V
15.9V
21.1V
21V
21V
13
14
15
16
17
18
19
20
IC101
AN6675
TURNTABLE
DRIVE
20
s.
12
11
10
9
8
7
6
5
1.4V
15.8V 15.8V 15.8V
6.4V
5V
15V
0V
TP10
50KHz
TP9
TP28
CN101
1
2 3
O
B
B
R510
2.2K
R509
2.2K
S401
(STYLUS ILLUMINATOR
D203-206
SWITCH)
LN21CAL
OFF
C
ON
D204
D205
D206
STYLUS ILLUMINATOR
G
SWITCH CIRCUIT
9
10
C
REGULATOR CIRCUIT
35.8V
21V
Q1
2SD126507
21.6V
REGULATOR
J1
J2
J3
J1
J2
J3
D1
TP3
Q2
35.8V
21.6V
Q2,3
2SD637-QRS
22.1V
REGULATOR
Q3
R2
22.1V
6.8K
6V
5.4V
R5
R4
470
470
2.9V
R218
C215
R203
Q203
1K
50V1
47
1V
2SC2458GR
FG AMP
0.4V
FG
POSITION DET.COIL
P3
TP7
P2
P1
(2.8V)
(20V)
20.7V
0.2V
20.7V
2V
21
22
23
24
ROTATION
4V
11V
0V
4
3
2
1
2V
2V
2V
R101
(5.7V)
(20V) (20V)
10K
ARMATURE
COIL
A1
TP8
A2
A3
I
OUTPUT CIRCUIT
CARTRIDGE
Lch
Lch
L+
L+
L-
L-
OUTPUT
R-
R-
R+
R+
Rch
Rch
E
GND
E
SL-1210M5G(E,EB,GN,PP)
DRIVE CONTROL,POWER SUPPLY,REGULATOR,
PITCH CONTROL(1),PITCH CONTROL(2),SPEED SELECTOR,
STROBE ILLUMINATOR ,STYLUS ILLUMINATOR SWITCH,
OUTPUT CIRCUIT
11
12

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