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TH101 R102 390K R107 150K/2 (R104) 6V 47/2 47p R103 Cycle = 15.4 µs 390K R109 10 R121 0V 10K G D D105 C108 1000P/1K

T101

TRANS

25V

Cycle = 15.4 µs 0V

-55V D201 2.2K PC101 R221 VR201R224 R203 2.2K CN301 47 1/2 27K 1 2 3.3K/2 R202 3 4 5 6 7 IC202 24V 24V 24V GND GND GND 5V

R106 C119

56/450

C106

L103

D103 D104 D102 D101

C202 1000p/1K

470/35

IC201

0.1 2200pF C103 1000p L101 C105

D106

R128

180

270 4 5

100

0V R108 D108 D202 (C206) 470/16 (C221) C204 C203 47/35

(D107)(R125) 15 22/50

C121 4700p C125 470p R126 82K

3

ZNR101 750V R101 1M 1/2 C101 F101 T3.15A 250V 0.22

0.22/10 C123

C122

1

8

0.01 C126

0.1/50 C109

6 IC101 2 7

C124 0.47/10 N GND

R127 1.8K

20V

Cycle = 15.4 µs 0V C110 2200p

10V

Cycle = 15.4 µs 0V

L 1 CN31

-40V PC101

-20V KX-FT902FX-B : POWER SUPPLY BOARD (PCB4)

3.3K

500V

R225

C102

R105 0.22/2 R137 R136 220K 220K R124 R122

Q101 S C201

100

1/50

5K

Cycle = 15.4 µs

R222

R223 C205