Acer AC511 Series Service Manual page 12

5-3 TRANSISTOR & DIODE CIRCUIT
LOCATION
D901 ~ D904
D910
D919
D922
D923
D925
D927
D929
D930
Q907
Q909, Q910
Q912, Q920
Q913
Q921
Q401
Q402
Q407, Q408
Q409
Q411, Q410
Q404, Q405
Q406
Q703
Q704, Q705
Q601, Q707
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CIRCUIT FUNCTION DESCRIPTION
Bridge Rectifier for AC Source
Clamp Diode for Snubber CKT
Rectifier for Output Voltage
Rectifier for Output Voltage
Rectifier for Output Voltage
Rectifier for Output Voltage
Rectifier for Output Voltage
Forward Bias when Q403 Turn-off to Protect B+ Block CKT
B+ Feed Back Rectifier from F.B.T Pulse
Use for Off-Mode to Cut-off 6.3V Supply Voltage
Use for Standy-By or Suspend Mode to Cut-off 14.5V Supply Voltage
Push-Pull Topology to Drive Q911
Degaussing Switcher Transistor
5V Regulator Transistor
Turn-on at Power ON/OFF and Change Mode to Protect Hor.Block
HOR. Driver Transistor
As a Switcher for Horizontal s Correction CKT
H-Linear control transistor
Horizontal s correction control MOSFET
As Differential Amp. to Drive Q406
Darlington Transistor for H-Size Control
As a Switcher to Mute Screen
Brightness Control CKT
Blanking Signal output transistor
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