: +B Line
SW5
GP1S94
D1
D2
RVTDTC143EST
POWER SUPPLY
W1
2
1
3
4
SW4
2
1
3
4
W2
2
1
3
2
1
3
Q1
CONTROL
SW3
SW2
SW1
Q1
MTZJ4R7BTA
10
RM1
M
V
ref
VCC
NC
V
Z0.1
C2
9
8
7
R1 1K
16V100
5
C1
6
4
S
TA7291P
MOTOR DRIVE
IC1
13
14
CW
BOTTOMSW
DRIVEPOWER
9
11
12
10
HALF
CLAMP
CCW
8
6
7
OPEN
SW1
P_GND
SW2
L
4
5
2
3
D_GND
PSLED
POSITION
CN1
1
PLUNGER
TO
MAIN CIRCUIT
(CN309) ON
SCHEMATIC
DIAGRAM-6
NC
3
2
1
SPINDLE POSITION
CIRCUIT
MOTOR CIRCUIT
CD DETACT
CIRCUIT
SCHEMATIC DIAGRAM-11