1.
Plug in and turn on the main power switch.
2.
Adjust the main scan magnification only for black (Bk).
Input the standard value [A] provided with a new laser optics housing unit for the
main scan magnification adjustment with SP2-185-001.
The value [A] is different for each laser optics housing unit.
Print the test pattern (14: 1-dot trimming pattern in the SP2-109-003).
Check that the left and right trim margin is within 4 ± 1 mm. If not, change the
standard value for the main scan magnification adjustment.
3.
Adjust the main scan registration only for black (Bk).
Input the registration value [B] provided with a new laser optics housing unit for the
main scan registration adjustment with SP2101-001.
The value [B] is different for each laser optics housing unit.
Print the test pattern (14: 1-dot trimming pattern in the SP2-109-003).
Check that the left trim margin is within 2 ± 1 mm. If not, change the registration
value for the main scan registration adjustment.
4.
Select "0" with SP2-109-003 after printing the "1-dot trimming pattern.
5.
Do the line position adjustment.
First do SP2-111-3.
Then do SP2-111-1.
To check if SP 2-111-1 was successful, watch the screen during the process. A
message is displayed at the end. Also, you can check the result with SP 2-194-10
to -12.
6.
Exit the SP mode.
7.
After you replace the housing unit, do the adjustments in the following section of the
SM
3-21
Laser Optics
G133