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ViewSonic PerfectFlat E90fB-4 Service Manual page 15

19” color monitor
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4-2 TRANSISTOR & DIODE CIRCUIT
LOCATION
BD901
D910
D919
D922
D923
D930
D918
IC901
Q937, Q937
Q912, Q920
Q913
IC903
Q403
Q417,Q418,Q416,Q420
Q406
Q705
Q742
Q402
Q901
ViewSonic Corporation
CIRCUIT FUNCTION DESCRIPTION
Bridge Rectifier for AC Source
Clamp Diode for snub CKT
Rectifier for Output Voltage
Rectifier for Output Voltage
Rectifier for Output Voltage
Rectifier for Output Voltage
Rectifier for Output Voltage
Power IC for Switching Power Control.
Use for Power Saving
Push-Pull Topology to Drive Q911
Degaussing Switcher Transistor
5V Regulator IC
HOR. Driver Transistor
Horizontal s correction control MOSFET
Transistor for H-Size Control
Brightness Control CKT
V-Dynamic focus CKT
Q403 Driver MOSFET
MOS FET for Switching Power Control.
12
Confidential - Do Not Copy
E90fB -4
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