Canon iR3245, Service Manual

Page: 161 / 746

Chapter 5
5-5
5.2 Basic Sequence
5.2.1 Basic Sequence at Power-On
0019-4684
iR3225 / iR3225N / iR3235 / iR3235N / iR3245 / iR3245N
Basic Sequence at Power-On
F-5-4
Footnote
- F: Scanner motor moves forward (toward right).
- B: Scanner motor moves backward (toward left).
- Light-ON: LED on CCD unit lights-on.
- ON: When CCD unit HP sensor (photo interrupter type) detects.
5.2.2 Basic Sequence at Start Key ON (book mode/1 original)
0019-4685
iR3225 / iR3225N / iR3235 / iR3235N / iR3245 / iR3245N
Basic Sequence at Start Key ON (book mode/1 original)
F-5-5
Footnote
- F: Scanner motor moves forward (toward right).
- B: Scanner motor moves backward (toward left).
- Light-ON: LED on CCD unit lights-on.
- ON: When CCD unit HP sensor (photo interrupter type) detects.
5.2.3 Basic Sequence at Start Key ON (ADF mode/1 original)
0019-6273
iR3225 / iR3225N / iR3235 / iR3235N / iR3245 / iR3245N
Basic Sequence at Start Key ON (ADF mode/1 original)
F-5-6
Dust detection control
This is activated when any of the following conditions is true.
- In 1 job copy at power ON
- Dust has been detected in all 3 locations at previous 1 job.
- Dust detection could not be activated due to JAM etc at previous job.
Footnote
- F: Scanner motor moves forward (toward right).
- B: Scanner motor moves backward (toward left).
- Light-ON: LED on CCD unit lights-on.
- ON: When CCD unit HP sensor (photo interrupter type) detects.
ON STBY
B F
( )
Light-ON
(LED)
ON
CCD adjustment
(CCD unit
HPsensor)
Scannermotor
(Scanner motor)
Shading correction
Light-ON
Copy start
In reading End
F F F B
B
ON ON
White board duct detection control
(LED)
(CCD unit HP
sensor )
Copy start
Dust detection control
In stream reading
End
F B F F F B F B B F F F F
(Scanner motor)
Light-ON
ON
Shading correction
White board duct detection control
Light-ON
(LED)
(CCD unit HP
sensor )