HP LaserJet P1500 Service Manual - Page 39
Engine control system
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Engine control system The engine control system coordinates all printer functions, according to commands sent from the formatter. It drives the laser/scanner system, the image-formation system, and the pickup/feed/delivery system. The engine control system contains the following components: ● DC controller ● Low-voltage power supply ● High-voltage power supply ● Fusing control Figure 3-3 Engine control system ENGINE CONTROL SYSTEM DC controller LASER/SCANNER SYSTEM Formatter Low-voltage power supply High-voltage power supply Fixing control IMAGE-FORMATION SYSTEM PICKUP-AND-FEED SYSTEM ENWW Engine control system 27
Engine control system
The engine control system coordinates all printer functions, according to commands sent from the
formatter. It drives the laser/scanner system, the image-formation system, and the pickup/feed/delivery
system.
The engine control system contains the following components:
●
DC controller
●
Low-voltage power supply
●
High-voltage power supply
●
Fusing control
Figure 3-3
Engine control system
PICKUP-AND-FEED SYSTEM
ENGINE CONTROL SYSTEM
DC controller
LASER/SCANNER SYSTEM
IMAGE-FORMATION SYSTEM
Formatter
High-voltage power supply
Low-voltage power supply
Fixing control
ENWW
Engine control system
27