Service manual

Chapter 2
2-7
2.3.4 Paper Feed Section
0002-0331
The paper feed section consists of the paper loading section, paper feed section, and paper eject section.
1) Paper Loading Section
Paper is loaded automatically by the ASF (auto sheet feeder).
The feeder is designed accommodate various sizes of paper (as large as LGL), picking up individual sheets and
forwarding them to the feeding block.
2) Paper Feed Section
The paper feed section, driven by the paper feed motor, keeps the sheet of paper flat and horizontal on the platen and
rotates the feed roller to move the paper horizontally to and beneath the printhead.
3) Paper Ejection Section
After printing, paper is ejected onto the eject tray by the eject rollers.
After the sheet of paper leaves the paper feed rollers, the eject rollers take over to eject the paper.
2.3.5 Ink Sensor
0002-1323
This machine is not equipped with the ink sensor.
The machine detecs the remaining amount of ink in the ink tank by counting the number of ink dots discharged. If
the number of ink dots dischedged reached a cerain level, an ink low message will be displayed on the LCD. When
the copies are not clear or nothing prints, it is time to replace the ink tank. [Did you replace the ink tank] message
will be displayed on the LCD after replaicng the ink tank. Select [Yes], and then reset the ink dots counter. If you
select [No], ink dots conunter will not be reset therefore will not be able to detect an accurate amount of the ink
remained in the tank.
You can check the reamingn amount of the ink in the ink tank using copy key, scan key to change the mode.
F-2-6
2.3.6 Cleaning Mode and Suction Amount
0002-0866
Printhead cleaning is performed effectively and efficiently depending on conditions in order to prevent print errors
caused by bubble, dust, or ink clogging.
Cleaning is performed before starting to print except at the following timing:
- Dot count suction: Performed after paper ejection
Indicates the remaining ink volume at three different levels.
? Indicates the ink counter was not reset after replacing the ink tanks.
Ex:
OCPYMDEO
COL BLK