Basic Sequence; Basic Sequence At Power-On; Basic Sequence After Depression Of Start Key (Book Mode, One Sheet Of Original) - Canon iR2422 series Service Manual

4.2 Basic Sequence

4.2.1 Basic Sequence at Power-on

4.2.2 Basic Sequence after Depression of Start Key (Book mode, One Sheet of original)

Reader motor
(M401)
LED
CISHP sensor
(SR401)
Main power switch
ON
SREADY
Reader motor
(M401)
LED
CISHP sensor
(SR401)
Shading
Shading
position position
1. CIS position check
Black shading/White shading
Start key
ON
STBY SCFW
Shading Leading edge
position of original
STBY
F-4-7
CISHP
sensor
Shading Leading edge
HP
position
F-4-8
SCRW
Trailing edge
of original
F-4-9
: Forward movement
: Backward movement
of original
STBY
Shading
position
: Forward movement
: Backward movement
Chapter 4
0020-4227
0020-4228
4-9