Canon imageRUNNER ADVANCE 4551i Service Manual page 697

COPIER > ADJUST > FIXING
FX-FL-LW 2
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Unit
Default Value
Amount of Change per
Unit
FN-MV-SW 2
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Default Value
ADJ-FNSH 2
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Default Value
■ MISC
COPIER > ADJUST > MISC
SEG-ADJ 1
Detail
Use Case
Adj/Set/Operate Method
Display/Adj/Set Range
Default Value
Adj of fixing film speed at half speed
To adjust the fixing film speed at the half speed
When paper passes through the registration roller, the density difference occurs by slack/tension
of the paper on the image trailing edge (about 45mm).
When executing RAM clear of DC controller PCB/replacing the PCB
Select the item to be highlighted to enter the setting value (switch with +/- key), and then press OK
key.
-3 to 3
%
0
1
Change rotational speed: fixing cool fan
When the rotational speed for the fixing cooling fan is changed to reduce the curl amount of the
moist paper
When the rotational speed for the fixing cooling fan shutter of the curl alleviation.
Select the item to be highlighted to enter the setting value (switch with +/- key), and then press OK
key.
0 to 2
0: OFF, 1: Half speed, 2: Full speed
1
Open wid adj of fixing cool fan shutter
When the open width for the fixing cooling fan shutter is changed to reduce the curl amount of the
moist paper
As the value in changed by 1, the open width is increased or decreased by 4 mm.
+: The open width increases.
-: The open width decreases.
When the open width for the fixing cooling fan shutter of the curl alleviation.
Select the item to be highlighted to enter the setting value (switch with +/- key), and then press OK
key.
0 to 14
0 to 6: Open width is 0 to 24 mm (4 mm unit)
7 to 14: Open width is 30 to 58 mm (4 mm unit)
7
Set criteria for text/photo: front side
To set whether to judge the original scanned with the Scanner Unit (for front side) in Text/
Photo/Map mode as text or photo.
As the value is increased, the original tends to be detected as a photo document, and as the value
is decreased, the original tends to be detected as a text document.
The setting is applied to the image on the front side when the Copyboard/DADF (1-path model) is
installed, whereas it is applied to the images on both the front and back sides when the DADF
(reverse model) is installed.
When adjusting the judgment level of text/photo original scanned with the Scanner Unit (for front
side) in Text/Photo/Map mode
1) Enter the setting value (switch negative/positive by -/+ key) and press OK key.
2) Turn OFF/ON the main power switch.
-4 to 4
0
684
8. Service Mode