Operation Manual, User's Manual

8-121
SETTING MODE►SYSTEM SETTINGS
Image Quality Adjustment
Collective Adjustment
Various devices mounted on the machine can be set.
Registration Adjustment
If colour shift occurs on the printed side when colour printing is performed, the print positions of the colours can be
adjusted to reduce colour shift.
Tap the [Execute] key.
Fusing Cleaning Mode
Use this function to clean the machine's fusing unit when dots or other dirt appear on the printed side of the paper. When
this function is executed, "V" printed paper is output and the fusing unit is cleaned.
MC Cleaning Mode
This machine periodically executes automatic cleaning and normally it is not necessary to execute this mode. Only in
case, however, that black or coloured lines (linear colour unevenness) appear on the printed paper, execute this mode.
PTC Cleaning Mode
If black streaks or color streaks occur even after cleaning the document glass, automatic document feeder, and main
charger, execute this mode.
Black Letter/Black Line Width Adjustment
Adjust black text and the width of black lines. After using this function to perform adjustment, perform [System Settings]
- [Common Functions] - [Auto Grey Calibration (for Copy)], [Auto Grey Calibration (for Print)].
• Registration Adjustment or Fusing Cleaning Mode (including "MC Cleaning Mode") in [Collective Adjustment], all Common
Functions, and removal of a toner cartridge can only be executed in setting mode on the machine.
• Colour Profile Settings can only be configured on the Web page.
If improvement is not noticed after the first time you use the function, try executing the function again.
Do not use this function when no black or coloured lines appear. Using this function under the normal condition may cause
deterioration of the cleaner.
Do not use this function when no black or colored lines appear. Using this function under the normal condition may cause
deterioration of the cleaner.