Canon imageCLASS X LBP1238, Service Manual

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COPIER (Service mode for printer) > ADJUST (Adjustment mode) > FEED-ADJ
ADJ-C2XR Adjustment of write start position in horizontal scanning direction at Cassette 2 pickup (1st
side of 2-sided print)
Detail To adjust the write start position in the horizontal scanning direction for the image on the 2nd side
at the time of pickup from the Cassette 2.
As the value is changed by 1, the left margin is changed by 0.001 mm.
+: Left margin becomes larger. (An image moves to the right.)
-: Left margin becomes smaller. (An image moves to the left.)
When replacing the DC Controller PCB/clearing RAM data, enter the value of service label.
The setting is applied to the 1st side at 2-sided print.
Use Case When replacing the DC Controller PCB/clearing RAM data
Adj/Set/Operate Method Enter the setting value (switch negative/positive by +/- key) and press Apply key.
Caution This setting is linked with the setting of [Adjust Print Position] in [Settings/Registration].
The setting value is not cleared even if COPIER> FUNCTION> CLEAR> SRVC-DAT is executed.
Display/Adj/Set Range -5080 to 5080
Unit 0.001 mm
Default Value 0
Related Service Mode COPIER > FUNCTION > CLEAR > SRVC-DAT
Additional Functions
Mode
Adjustment/Maintenance > Adjust Image Quality > Adjust Print Position
■ PANEL
COPIER (Service mode for printer) > ADJUST (Adjustment mode) > PANEL
TOUCHCHK Adjustment of Touch Panel coordinate position
Detail To adjust the coordinate position on the Touch Panel of the Control Panel.
By making adjustment, the setting of TOUCH-R becomes 1.
Use Case When replacing the LCD Panel
Adj/Set/Operate Method 1) Select the item, and then press Yes key.
2) Press the nine "+" keys in sequence.
Related Service Mode COPIER > ADJUST > PANEL > TOUCH-R
TOUCH-R Result of Touch Panel coordinate position adjustment
Detail To set whether adjustment of the coordinate position on the Touch Panel of the Control Panel is
completed.
When adjustment with TOUCHCHK is completed, the setting of this item becomes 1.
Use Case When replacing the LCD Panel
Adj/Set/Operate Method Enter the setting value, and then press Apply key.
Display/Adj/Set Range 0 to 1
0: Not completed
1: Completed
Default Value 0
Related Service Mode
COPIER > ADJUST > PANEL > TOUCHCHK
■ VIFADJ
COPIER (Service mode for printer) > ADJUST (Adjustment mode) > VIFADJ
DEV-HV-K Adjustment of developing bias setting value (Bk)
Detail To adjust the setting value of Bk-color developing bias.
Use Case When an image failure occurs
Adj/Set/Operate Method Enter the setting value (switch negative/positive by +/- key), and then press Apply key.
Display/Adj/Set Range -5 to 5
Default Value 0
Related Service Mode COPIER > ADJUST > VIFADJ > DEV-HV-Y/M/C
9. Service Mode
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