Canon imagePRESS 1135 Series Service Manual page 1118

■ LASER
COPIER> ADJUST> LASER
PVE-OFST Adj of laser emission position
Lv.1 Details To adjust the image position by changing the laser A emission
position.
As the value is changed by 1, the image moves by 0.1 mm.
+: toward rear
-: toward front
LaserB/C/D move in conjunction with the laser A.
Use case At image position adjustment.
Adj/set/operate method Enter the setting value (switch negative/positive by -/+ key) and
press OK key.
Caution Do not use this at normal service.
Display/adj/set range -300 to 300
Unit 0.1 mm
Appropriate target value 0
Default value 0
LA-PWR-A Entry of laser A power adj value
Lv.1 Details To set the laser power at the potential control OFF.
As the value is increased, the light intensity is increased.
Use case When adjusting the light intensity manually at potential control OFF.
Adj/set/operate method Enter the setting value and press OK key.
Caution • Do not use this at normal service.
• This is effective when the following is set to "0" (potential control
OFF: COPIER> OPTION> FNC-SW> PO-CNT).
Display/adj/set range 0 to 255
Appropriate target value 64 to 200
Related service mode COPIER> OPTION> FNC-SW> PO-CNT
8
Service Mode > COPIER > ADJUST (Adjustment Mode) > IMG-REG
T-8-34
8 Service Mode > COPIER > ADJUST (Adjustment Mode) > IMG-REG
■ IMG-REG
COPIER> ADJUST> IMG-REG
MAG-H-K Fine adj of main scanning magnification
Lv.1 Details To make a fine adjustment of image magnification in main scanning
direction by the adjustment/clock modulation of rotation speed of
polygon mirror. Convert the length of magnification measurement
line of image position adjustment PG in percentage and enter the
increase/decrease amount in percentage.
Enter the value for front into 1st line and for back into 2nd line
respectively.
As the value is changed by 1, the image magnification is increased/
decreased by 0.01 %.
+: Enlarge
-: Reduce
Setting value is reflected to the polygon rotation speed set to the DC
controller at the factory shipment.
Use case • Image check at initial installation.
• Check when the laser scanner unit is replaced.
• On the adjustment request from users.
Display/adj/set range -100 to 100
Unit 0.01 %
Default value 0
MAG-V Fine adj of sub scanning magnification
Lv.1 Details To make a fine adjustment of image magnification in sub scanning
direction by the adjustment/clock modulation of rotation speed of
polygon mirror. Convert the length of magnification measurement
line of image position adjustment PG in percentage and enter the
increase/decrease amount in percentage.
Enter the value for front into 1st line and for back into 2nd line
respectively.
As the value is changed by 1, the image magnification is increased/
decreased by 0.01 %.
+: Enlarge
-: Reduce
Setting value is reflected to the polygon rotation speed set to the DC
controller at the factory shipment.
Use case • Image check at initial installation.
• Check when the laser scanner unit is replaced.
• On the adjustment request from users.
Display/adj/set range -100 to 100
Unit 0.01 %
Default value 0
8-175
T-8-35
8-175