Low-Voltage Power Supply Circuit - Canon LBP-2000 Service Manual

E. Low-Voltage Power Supply Circuit
1. Outline
SW1
CB
NF
P1
Low-voltage power
supply circuit
+3.3V circuit
+5V circuit
+24V circuit
AC
Option.
Power supply PCB
F1
NF
J1201
F4
-8~-15
J1201
F5
-18~-19
J1201
F3
-22~-27
Paper feeder
Paper feeder
Paper feeder
DC
Figure 2-2-13
DC controller PCB
High-voltage
power supply
+5V
circuit
+3.3V
+24VR +5V
+3.3V
+3.3V
+24V
+24V
CPU
+24V
+24VR
+5V
+24VR
+24VR
+5V
ASIC
CHAPTER 2
Control panel
Video controller
PCB
Laser unit
BD detection
PCB
Paper size
sensor
Heat discharging fan
Right door switch
Left door switch
Motor
Clutch
Solenoid
Sensor
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