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D11110,L11120
L11121 D11141,C11141 T11150
SW TRANSFORMER
AC SOCKET
P11101 F11101 TO MAIN P.C.B.
(250V2A)
SURGE RECTIFIER P1 X SW+15.5V P31902 P6002
SUPPRESSOR 2 1 6 7
1 1
AND
SURGE
D11156
3 4 8
ABSORBER
9
P2
4
IC11400
D11270 (DC/DC CONVERTER)
B1
3 11
IC11150 D11151
B2
(SW IC) 2 12 3 VDD VOUT 1
4
VCC 1 2 3 4 VDD VOUT 2
1 ZC DRAIN 5 5 VDD VOUT 25
F/B GND 6 VDD VOUT 24
2 3
VOUT 23 X SW +5.8V
17 GND VOUT 22
D11152
18 GND VCC 19
Q11200
D11153 (FEED BACK) IP11400
TO/FROM
4 1 DIGITAL
1 2 I/F
IC11200 SECTION
(ERROR VOLTAGE DET.)
3 2
X SW +13V
C A R
1 3 2 Q11270
(REG.DR +12V)
QR11300
DR P ON H
4 S G 3 SW L OUT IC37501- 86
5 D D 2
6 D D 1
TO RAM DRIVE UNIT
P11103 P101
DR +12V
1 1
DR +5V
4 4
IC11500
(REG.DR+5V)
IP11500
2 1 1 VIN VOUT 8
2 P-ON/OFF GND 5
QR11301
SW L OUT
HOT COLD
DMR-E75VEB/EG
Power Supply
Block Diagram