Basic Sequence Of Operations In Response To A Press On The Start Key (Adf Mode, 1 Original) - Canon iR C3380 series Service Manual

5.2.3 Basic Sequence of Operations in Response to a Press on the Start Key (ADF mode, 1 original)

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Reader motor
(M501)
Scanning lamp
CIS HP sensor
(PS501)
Copyboard glass read
start position
1. Check CIS position
2. After shading correction,
move to start position
3. Scan original
4. Mode to standby position
Shading correction
Start key
ON
SREADY
STBY
Shading
Shading
position
position
Stream reading
start position
1. Check CIS position
2. Scan original
CIS HP
sensor
Original
Shading
leading
HP
position
edge
*2
*2
*1: shifts only if the copyboard cover (ADF) is 'open'
*2: only if 1 min or more passed from previous operation.
F-5-7
SCRW
Stream reading Original
trailing edge
start position
F-5-8
CIS HP
sensor
Copyboard glass reading
start position
HP
*1:only if 1 min or more passed since previous operation
F-5-9
original
Original size
trailing
detection
edge
position
*1
*1
SCFW STBY
Shading Shading
position position
: forward
: reverse
Shading
potion
*1
*1
Chapter 5
0013-8577
5-5