Adf Operation Mode - Canon imageRUNNER 1750 Series Service Manual

2
Technical Explanation > Original Exposure and Feed System > Basic Operation > ADF Operation Mode
● Basic Sequence at Start Key ON (ADF mode/1 original)
Black shading and White shading
Start key
ON
STBY
Reader motor (M10)
LED
CIS HP sensor (PS24)
Shading Stream reading
position position
Stream reading
start position
1. Black shading and
White shading and
Original scan
2 Technical Explanation > Original Exposure and Feed System > Basic Operation > ADF Operation Mode
SCRW SCFW STBY
Trailing edge Shading
of original position
:Forward
:Reverse
CIS HP sensor
Copyboard glass
reading start Shading
HP
position position
F-2-14

■ ADF Operation Mode

ADF has four operation modes.
Operation mode names and outline of operations and associated print modes are given in the
following table:
Operation mode name
Forward pickup/delivery
Forward pickup/reversal
delivery
F-2-13
Outline of operation Associated print mode
Picks up, reads, and then delivers Single-sided original → Single-
an original. sided print
Single-sided original → Double-
sided print
Picks up, reads, and then reverses Double-sided original →
and delivers an original Double-sided print
Double-sided original → Single-
sided print
2-8
T-2-6
2-8