SCHEMATIC DIAGRAM-9
MOTOR CIRCUIT
10
: +B Signal Line : -B Signal Line
IC1
IC1
TA7291P
MOTOR DRIVE
S
VCC
V
NC
9 8 7
5C16 4
Vref
3 2 1
NC
CD DETACT
CIRCUIT
W2
3
2
1
SW4
W1
4
D1
GP1S94
SW5
3
2
1
SPINDLE POSITION
CIRCUIT
AC TRANSFORMER CIRCUIT
R980
18
R981
5.8V
6.4V
((6.4V))
<6.4V>
18
25V47
C981
8.8V
((8.2V))
<8.8V>
D978
1D3E
((5.8V))
<5.8V>
Q977
R985
22
C980
0.01
Q1
C9
16V1000P
16V100
R1 1K
MTZJ4R7BTA
76
C978
C977
16V1000P
D2
CN1
L
PLUNGER
1
BOTTOMSW
2
POSITION
3
PSLED
4
D_GND
5
SW2
SW2
SW1
SW3
Q977
D979
1D3E
2SC3940AQSTA
D980
1D3E
REGULATOR
0.01
6
P_GND
7
SW1
8
OPEN
9
CLAMP
10
CCW
11
DRIVEPOWER
12
HALF
13
CW
14
TO
MAIN/TUNER
CIRCUIT
(CN309) ON
SCHEMATIC
DIAGRAM-5
C2
0.01
M
RM1
3
2
1
4
3
2
1
D981
1D3E
R984
150
D982
MTZJ6R8BTA
Q1
RVTDTC143EST
POWER SUPPLY
CONTROL
R983
820
TO
POWER
CIRCUIT
(H501/W501)
ON SCHEMATIC
DIAGRAM-8
TO
PANEL CIRCUIT
(H601/W601)
ON SCHEMATIC
DIAGRAM-6
CN501
CN502
ECONO
SYS6V
SYNC
12
0.7V
((0.7V))
<0.7V>
10
11
R976
10K
D977
RVD1SS133TA
3
1
RL502
RSY0056M-C
0.1V
((0.1V))
<0.1V>
0V
((0V))
<0V>
35V4.7
R9
77
10K
Q975
2SC1740SSTA
RELAY DRIVE
(ECON MODE)
4
2
Q975
C975
R987
3.3M
W1
W2
W500
SUB-TRANSFORMER
CIRCUIT
W1
W2
CN500
1
1
2
2
3
3
FC2
ERZV10V511CS
Z501
RTP1H3E001
F1
3.15A 125V
T502
3
5
4
FC1
1
2
JK500
AC 120V
60Hz
R98
6
15
1
2
3
4
5
6
7
8
9
10
11
SUB+B
12
13
6
5
4
FL2
3
FL1
2
1
Q978
KRC102MTA
SWITCHING
R979
4000
2.9V
((2.9V))
<2.9V>
1
2
3
4
5
6
7
8
9
RTP1N3C012-V
R978
1K
0V
((0V))
<0V>
T501
Q978
0.3V
((0.3V))
<0.3V>