Controls; Controlling The Scanner Drive System - Canon imageRUNNER 2530 Service Manual

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Technology > Original Exposure System > Controls > Controlling the Scanner Drive System

Controls

Controlling the Scanner Drive System

Overview
Parts configuration of scanner drive is described below.
Scanner motor (M31)
Reader relay PCB
(PCB2)
Original glass
cover open/close
sensor (rear) (S33)
Original glass
cover open/close
sensor (front) (S32)
CISHP sensor (S31)
- Scanner motor (M31) drive signal
Turns on/off the motor and controls its direction/speed of rotation.
- Contact image sensor (CIS) HP sensor (S31) signal
Detects that the contact image sensor (CIS) is at the home position.
- Copyboard cover open/closed sensor (front: S32/rear: S33) detection signal
Detects the open/close status of the copyboard cover
2 Technology > Original Exposure System > Controls > Controlling the Scanner Drive System
Carriage drive belt
Sensor
shading
plate
Forward
movement
Backward
movement
Carriage
Contact image
sensor (CIS)
Guide shaft
F-2-12 F-2-12
Scanner Motor Control
Scanner motor driver turns on/off the motor and controls its direction/speed of rotation
according to the signals from CPU.
Reader relay PCB
5V
RTP3APWN
RTP3BPWN
RTP3A
IC2
RTP3B
MO_ACTIVE
MEMO:
The scan speed of this machine is as follows:
Copy (100%): 123 mm/sec
Color send (300 dpi x 300 dpi): 123 mm/sec or 61.5 mm/sec
+5V +24V
J559
B*
1
B
Motor
2
A M31
driver
3
A*
4
F-2-13 F-2-13
2-7
2-7