HP LaserJet Pro M201n - Load Main Input Tray (Tray 2)

Engine-control system
The engine-control system coordinates all product functions, according to commands that the formatter
sends. The engine-control system drives the laser/scanner system, the image-formation system, and the
pickup/feed/delivery system.
The engine control system contains the following major components:
●
Engine-control unit (ECU)
◦
DC controller
◦
Low-voltage power supply
●
High-voltage power supply
●
Fuser control
Figure 1-2 Engine-control system
Formatter
Engine-control system
DC controller
Low-voltage power supply
Laser scanner system
Image-formation system
Pickup, feed and delivery
system
High-voltage power supply
Fuser control
Engine controller
ENWW Engine-control system 7