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Power Supply




THERMOFUSE




4 1
PA2
PA1 PB1
FUSE SW
2 2 PB3
F101 LINE Power FACTOR DC380V 1 Q1 L2 Igniter
RECTIFIER CN1 Lamp+
FILTER 1 1 CORRECTION Transformer
2 Lamp-
D3 C9
Power Cord PA-Module R10


Low Voltage PWM Current Voltage
Power Supply Control Detector Detector


CN
2A
18V 5V CPU
From CN
A-P.C.Board A5 2B D/A
Fixed Power Converter
Control
Ignition Pulse Voltage
typ.15kVo-p
SMOOTHING Lamp Voltage
SWITCHING Vla:60~130V
TRANSFORMER Output Power
Ballast Module 300W/240W/160W



PB4
1
2
SWITCHING
REGULATOR FAIL SAFE SW
(BACK COVER)
PB5
1
14V
3
STB 5V
PHOTO- SMOOTHING 5
2.5V To
ISOLATOR
/REGULATING 7 A-P.C.Board A43
3.3V
9
5V
PHOTO- 11
12V
ISOLATOR
13
VOLTAGE DETECT
14
MAIN/STB
VOLTAGE PHOTO-
DETECT ISOLATOR
PB6
1 2.5V
2
4 3.3V To
HOT COLD 6 FM-Module FM2
5V
8 12V
PB-Module