HP LaserJet 1100 Service Manual - Page 39

Basic functions - laserjet 1100a scanner

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Basic functions This chapter presents a functional overview of the HP LaserJet 1100 Printer's processes. The following systems are discussed: • engine controller unit (ECU) system/power system • formatter system • image formation system • paper feed system (printer) and document feed system (optional document scanner) • document scanner system (optional) • optical system (located in the optional document scanner) The HP LaserJet 1100 Printer consists of the printer and the document scanner (HP LaserJet 1100A Printer-Copier-Scanner). Operation sequences of the printer are controlled by the ECU. Operation sequences of the document scanner are controlled by the video controller. Figure 3-1 Basic configuration 42 Functional Overview C4224-90962

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42
Functional Overview
C4224-90962
Basic functions
This chapter presents a functional overview of the HP LaserJet 1100 Printer’s processes.
The following systems are discussed:
•
engine controller unit (ECU) system/power system
•
formatter system
•
image formation system
•
paper feed system (printer) and document feed system (optional document scanner)
•
document scanner system (optional)
•
optical system (located in the optional document scanner)
The HP LaserJet 1100 Printer consists of the printer and the document scanner
(HP LaserJet 1100A Printer-Copier-Scanner). Operation sequences of the printer are
controlled by the ECU. Operation sequences of the document scanner are controlled by the
video controller.
Figure 3-1
Basic configuration