User GuideIM 550/600 series

Maintenance

The section describes the setting items in [Maintenance].

How to Use the "Settings"

Setting Items

Description

Adjust Print Position

Adjust the starting position to print on paper. Normally you do not need to update the printing position.

  • Default: [0]

Adjusting the Print Position

Adjust Image Density

Adjust the print image density to prevent faint spots or smears from appearing on printed pages.

  • Default: [0]

Adjusting the Image Density

Drum Refresh

You can refresh the drum to improve print quality if streaks or white spots appear on printed images.

Drum Refresh

Auto Drum Refresh

Specify how long it takes to refresh the drum automatically.

  • Default: [Standard]

Auto Drum Refresh

Altitude Adjustment

Adjust the altitude settings to improve print quality.

  • Default: [Standard]

Altitude Adjustment

Charger Output

Specify the power of the electrostatic charger to improve print quality.

  • Default: [Standard]

Charger Output

Add Extra Toner

If print density decreases or printed characters are blurred after a large number of documents are printed at one time, toner can be refilled forcibly. To start a toner refill, it is needed to open and close the cover or turn the machine off then on.

Add Extra Toner

Scattered Toner Image Prevention

If toner spreads under the horizontal lines on printed images, specify a prevention mode for each tray to improve print quality.

  • Default: [Off]

Scattered Toner Image Prevention

Spotted Toner Prevention

If toner spots appear on printed images, specify a prevention mode to improve print quality.

  • Default: [Off]

Spotted Toner Prevention

Rear-Exhaust Fan

Specify whether to turn the rear exhaust fan to reduce unpleasant odor.

  • Default: [Off]

Rear-Exhaust Fan

PCU Heater

RegionA icon (mainly Asia)

If image blurring occurs under high temperature and high humidity conditions, enable [PCU Heater] to improve print quality.

  • Default: [On]

Photoconductor Unit Heater