HP LaserJet Pro P1102 HP LaserJet Professional P1100 Series Printer - Service - Page 36
High-voltage power supply, Developing roller
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High-voltage power supply The high-voltage power supply (HVPS) applies biases to the following components: ● Primary charging roller ● Developing roller ● Transfer roller Figure 1-11 High-voltage power supply Engine controller DC controller High-voltage power supply Primary charging bias circuit Developing bias circuit Transfer bias circuit To primary charging roller To developing roller Cartridge Transfer roller Photosensitive drum 18 Chapter 1 Theory of operation ENWW
High-voltage power supply
The high-voltage power supply (HVPS) applies biases to the following components:
●
Primary charging roller
●
Developing roller
●
Transfer roller
Figure 1-11
High-voltage power supply
Primary
charging bias
circuit
Developing
bias circuit
Transfer bias
circuit
Engine controller
To primary charging roller
To developing roller
Photosensitive drum
Transfer roller
High-voltage power supply
DC controller
Cartridge
18
Chapter 1
Theory of operation
ENWW