11
R-1750
R-1751
R-1752
R-1754
Figure O-3. Inverter Unit Circuit
M
AC3
PWM
MCK
VS
MCK
(CN-A)
VS
(CN-A)
CN-A
OSC
OSC
EN
INT
PA
GND
Q50
AGND
VP0
VCC
OUT
VS
VP2
4.7K
39K
VP1
IA
1
1
1
9
10
18
2
2
3
3
4
MAGNETRON
T1
P1
P2
H2
S2
M2
M1
Q70
VC
VC
S1
H1
D11
D16
D50
D12
0.3
µ
/ 580V
C3
0.03
µ
2800V
C11
0.06
µ
3100V
C12
1000p/ 50V
C21
VRS3
L2
Q1
120M
(H.V.RESISTOR)
R11
100
1
R103
PD2
D17
ZD70
D1
RBV-2506
39K
R2
100
µ
/ 35V
0.9
µ
/ 200V
- +
C35
1000p / 50V
C61
C2
(J2)
R101
2.2/ 1W
R102
D100
2.2/ 1W
VRS2
47K
1.2KF
4.7K
1M
R20
R35
R62
1.8K
R44
36K
1/2W
R43
33K
1/2W
R42
R55
4.7K
R5
CF1
8MHZ
1.3K/ 5W
1/ 2W 33K
R31
R73
(R72)
D22
D23
D32
D20
h
fe
g
D21
VR1
330
0.01
µ
/16V
C20
0.01
µ
/50V
2.2KF
R54
5.6KF
C50
100p/50V
C4
ZD33
ZD32
R61
300F
R50
(ZD50)
ZD40
10K
R56
100K
R71
1.5K
R22
120K
R63
R63
4.7K
R30
1.2K
1/2W
R34
4.7K
R6
1.3KF
R51
10K
R40
47
R70
Q4
Q3
Q2
10K
R4
R25
TH2
ZD30
ZD31
D30
PD1
PH1
BF20
IC1
LR38166
(IZA406DR)
10
µ
/ 50V
- +
C62
39K
R24
1
µ
/ 50V
- +
C24
C40
18K
R21
430
R45
220p / 50V
C41
100p / 50V
1
µ
/ 50V
- +
C31
1000p / 50V
C30
F
FA
2
4
3
0.1
µ
/ 25V
C70
VR
VC
VE
Q51
1
4
2
3
PD3