Read Sharp MX-4100N / MX-4101N / MX-5000N / MX-5001N (serv.man13) Service Manual online
MX-4101N ADJUSTMENTS 5 – 19
8)
Loosen the paper feed tray off-center adjustment screws (2
pcs.) at the center section of the lift plate of the paper feed tray,
and change the gear unit position in the front/rear frame direc-
tion. Repeat the adjustment procedures from 4).
pcs.) at the center section of the lift plate of the paper feed tray,
and change the gear unit position in the front/rear frame direc-
tion. Repeat the adjustment procedures from 4).
ADJ 10
Image registration adjustment
(Print engine section)
(Print engine section)
This adjustment is needed in the following situations:
* When the color shift occurs.
* When the LSU (writing) unit is replaced.
* When the LSU (writing) unit is removed from the main unit.
* When the color image registration mistake in the main scanning
* When the color shift occurs.
* When the LSU (writing) unit is replaced.
* When the LSU (writing) unit is removed from the main unit.
* When the color image registration mistake in the main scanning
direction occurs.
* When the color image registration mistake in the sub scanning
direction occurs
* When the unit is installed or when the installing place is changed.
* When maintenance work is performed. (Replacement of the
* When maintenance work is performed. (Replacement of the
OPC drum, the OPC cartridge, the transfer unit, the transfer belt,
etc.)
etc.)
* When [ADJ8] print engine image magnification ratio (BK) (main
scanning direction) is performed.
* U2 trouble has occurred.
* The PCU PWB has been replaced.
* The EEPROM of the PCU PWB has been replaced.
Note before adjustment
(Before execution of this adjustment, all the following adjustments
must have been completed.)
* Image skew adjustment (LSU (writing) unit)
* [ADJ8] print engine image magnification ratio (BK) (main scan-
* The PCU PWB has been replaced.
* The EEPROM of the PCU PWB has been replaced.
Note before adjustment
(Before execution of this adjustment, all the following adjustments
must have been completed.)
* Image skew adjustment (LSU (writing) unit)
* [ADJ8] print engine image magnification ratio (BK) (main scan-
ning direction) (print engine section)
10-A
Image registration adjustment (Main
scanning direction, sub scanning direction)
(Auto adjustment)
scanning direction, sub scanning direction)
(Auto adjustment)
In this adjustment, the image registration adjustment in the main
scanning direction and that in the sub scanning direction are exe-
cuted simultaneously and automatically.
1)
scanning direction and that in the sub scanning direction are exe-
cuted simultaneously and automatically.
1)
Enter SIM50-22 mode.
2)
Press [REGIST] key to select the image registration adjust-
ment auto adjustment mode.
ment auto adjustment mode.
3)
Press [EXECUTE] key.
[EXECUTE] key is highlighted and the image registration auto
adjustment is started. After completion of the adjustment,
[EXECUTE] key returns to the normal display and the adjust-
ment result is displayed.
It takes about 40 sec to complete the adjustment.
[EXECUTE] key is highlighted and the image registration auto
adjustment is started. After completion of the adjustment,
[EXECUTE] key returns to the normal display and the adjust-
ment result is displayed.
It takes about 40 sec to complete the adjustment.
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