Expression 10000XL Revision A
OPERATING PRINCIPLES Overview 21
2.1 Overview
This scanner is roughly divided into the following units.
Scanner Mechanism
(Lens-integrated Unit Drive Mechanism, Document Size Sensor)
Control Circuit
Power Supply Circuit
This scanner features the Carriage Unit, in which the CCD Sensor Board, Inverter
Board, Lamp (light source), Mirrors and Lens Mechanism are integrated into a single
unit.The Carriage Unit contains the Auto Focus Motor to drive the Mirror Unit.
Figure 2-1. Main Mechanism Configuration
PCB-PANEL Board
CRMotor
Lens
CN6
CN1
CN8
CR Belt
AC Input
OPTION I/FIEEE1394 USB2.0
PCB-MAIN Board
DU2L3B158 Board
PCB-CCD
Board
(CCD
Sensor)
Motor Belt
CN2
Lamp
CN4
CN2
CN1
CN13
Carriage Unit