2WA/2NJ/2RK
6-3
Optical U068 DP scanning position adjustment Adjusting the starting position for DP scanning
U070 DP magnification adjustment Adjusting the magnification for DP scanning
U071 Adjusting the DP leading edge Tim-
ing
Adjusting the DP scanning timing
U072 Adjusting the DP original center Adjusting the center line for DP scanning
U073 Scanner motor operation check Move the scanner in the set condition
U074 Adjusting the DP input characteris-
tics
Sets the DP image scanning density from the
the document processor.
U087 Setting the DP scanning position
change operation
Change the scanning position as the corrective
measures for the black lines
U089 MIP-PG pattern output Output MIP-PG pattern
U091 White lines correction setting Sets the white lines detection threshold
U099 Original size detection setting Set the original size detection check and detec-
tion threshold
High volt-
age sys-
tem
U100 Main high voltage adjustment Adjust the drum surface potential
U101 Primary transfer voltage adjustment Sets high voltage except the main high voltage
and outputs
U106 Secondary transfer voltage adjust-
ment
Sets the secondary transfer voltage correction
U110 Drum counter Displays the drum counter
U111 Drum drive time. Displays the drum drive time.
U117 Drum unit number Displays the drum number
U118 Drum unit history Displays the drum history
U119 Setting the drum Sets the initial LSU light intensity
U127 Clearing the transfer count Displaying the counts
U128 Transfer timing adjustment Adjust the transfer high-voltage output ON/OFF
timing
Devel-
oper sys-
tem
U130 Developer initial setting: Sets toner sensor control voltage
U131 Toner sensor control voltage adjust-
ment
Adjust the toner sensor control voltage
U132 Forcible toner supply operation Execute the toner supply in the toner control
level
U135 Checking the toner motor operation Drives the toner motor
U136 Toner level detection setting Sets the number of pages printable at toner near
end
Section No. Maintenance item Outline