MX-3114N ADJUSTMENTS AND SETTINGS 5 – 13
9)
Press the [EXECUTE] key, and the machine starts loading
RSPF adjustment patterns (for the back side).
* The screen shows a message indicating that the machine is
reading RSPF adjustment patterns (for the back side).
The machine starts calculating the adjustment amount (for
the back side) after it has read the patterns for the back side.
After the machine has finished calculating the adjustment
amount for the back side, the next screen appears where
you can view the results of the adjustments.
<Adjustment Item List>
• RSPF original leading edge adjustment (back side)
• RSPF original off-center adjustment (back side)
• RSPF original sub-scan magnification adjustment
(back side)
10) The adjustment result screen appears.
This screen shows the current values along with the previous
values in parentheses.
* By pressing the [REPRINT] key, you can return to the cas-
sette selection screen and have the machine self-print
RSPF adjustment patterns (for the front and back sides)
again.
* To have the machine start re-reading the RSPF adjustment
patterns (front and back sides), press the [RESCAN] key.
* To return to the top menu without saving the adjustment val-
ues into EEPROM and RAM, press the [RETRY] key.
* To display the data used for adjustment, press the [DATA]
key.
11) To save the adjustment values into EEPROM and RAM and
return to the top menu, press the [OK] key.
* To return to the result screen, press the [BACK] key.
ADJ 5
Print engine image distortion
adjustment / OPC drum phase
adjustment / Color registration
adjustment
(Print engine section)
This adjustment must be performed in the following cases:
* When the color shift occurs.
* When the LSU is replaced.
* When the LSU is removed from the main unit.
* When the unit is installed or when the installing place is changed.
* When maintenance work is performed. (Replacement of the
OPC drum, the OPC cartridge, the transfer unit, the transfer belt,
etc.)
* When [ADJ 4A] / [ADJ 16A] Print engine image magnification
ratio adjustment (BK) (main scanning direction) is performed.
* U2 trouble has occurred.
* When the PCU PWB is replaced.
* When EEPROM on the PCU PWB is replaced.
* When the color phase is not proper even after execution of the
color balance adjustment.
* When the OPC drum drive section is disassembled.
* When the primary transfer unit is replaced. (when it is removed
from the machine)
* When the developing unit or the OPC drum unit is removed from
the machine.
5-A
Print engine image distortion adjustment
(Manual adjustment) / OPC drum phase
adjustment (Automatic adjustment) /
Color registration adjustment
(Automatic adjustment)
This adjustment performs the print engine image distortion adjust-
ment, the OPC drum phase adjustment, and the color registration
adjustment simultaneously.
1)
Enter SIM50-22 mode.
2)
Press [EXECUTE] key.
[EXECUTE] key is highlighted and the image registration auto-
matic adjustment is started. (It takes about 15 sec to complete
the adjustment.)
3)
When the adjustment is completed, [EXECUTE] key returns to
the normal display, and the value of the adjustment result is
displayed.
The current skew level for each color is displayed on the
SKEW display section.
EXECUTE
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Adjustment completed
Abnormal end
