HP P2015 - LaserJet B/W Laser Printer - Page 85

Fixing unit
High-voltage
power supply
circuit
Cartridge
Engine controller PCB
Video controller PCB
Transfer
charging roller
Pressure roller
AC input
Fixing control
circuit
Low-voltage power
supply circuit
Main motor
Solenoids
Sensors
Scanner motor
Laser driver
BD sensor
IC201
CPU
Duplex driver
PCB
(Duplex model
only)
Fan motor drive
circuit
Fan
Option
Memory tag
Memory tag circuit
Reset Circuit
Figure 5-4 Engine control system circuit diagram
ENWW Engine control system 75