Acer G195HQ Computer Monitor User Manual


 
16
Power Board Diagram
DIM
EMI filter
Start Resistor
(R908)
PWM Control
(U901)
Transformer
AC input
14.5V
ON/OFF
Feedback
Circui
t
Transformer
(T801)
MOSFET
(Q803)
Lamp
5V
Bridge
Rectifier
and Filter
Feedback
Circuit
Rectifier
diodes
Output
Circui
t
PWM Control
AM9000ES
(U801)
Power Switch
(Q901)
Photo coupler
(U902)
5V
14.5V