HP LaserJet 9040/9050 Service Manual - Page 91
Engine control system,
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Engine control system The engine control system coordinates the laser/scanner, image formation, and pickup and feed systems according to the instructions it receives from the formatter. The engine control system consists of the DC controller PCA, the high-voltage power supply circuit, and the low-voltage power supply unit. Figure 24 shows a block diagram of the engine control system. Figure 24. Engine-control-system block diagram Engine control system 75
Engine control system
75
Engine control system
The engine control system coordinates the laser/scanner, image formation, and pickup and feed
systems according to the instructions it receives from the formatter. The engine control system
consists of the DC controller PCA, the high-voltage power supply circuit, and the low-voltage power
supply unit.
Figure 24 shows a block diagram of the engine control system.
Figure 24.
Engine-control-system block diagram