OKI C3600n User Manual

Replacing consumable items > 41
IMAGE DRUM REPLACEMENT.
The printer contains four image drums: cyan, magenta, yellow and black.
1.Press the cover release and open the printer’s top cover fully.
2.Note the positions of the four cartridges.
3.Holding it by its top centre, lift the image drum, complete with its toner cartridge, up 
and out of the printer.
CAUTION!
 Static sensitive devices, handle with care. 
WARNING!
If the printer has been powered on, the fuser will be hot. This area is 
clearly labelled....

Replacing consumable items > 42
4.Put the assembly down gently on to a piece of paper to avoid damaging the green 
drum surface.
5.With the coloured toner release lever (1) to the right, pull the lever towards you. 
This will release the bond between the toner cartridge and the image drum 
cartridge.
Lift the right-hand end of the cartridge and then draw the cartridge to the right to 
release the left-hand end as shown, and withdraw the toner cartridge out of the image 
drum cartridge. Place the...

Replacing consumable items > 43
8.Place the toner cartridge onto the new image drum cartridge as shown. Push the left 
end in first, and then lower the right end in. (It is not necessary to fit a new toner 
cartridge at this time unless the remaining toner level is very low.)
Push the coloured release lever (1) away from you to lock the toner cartridge onto 
the new image drum unit and release toner into it.
9.Holding the complete assembly by its top centre, lower it into place in the printer, 
locating...

Replacing consumable items > 44
REPLACING THE BELT UNIT
The belt unit is located under the four image drums. This unit requires replacement 
approximately every 60,000 pages.
Switch off the printer and allow the fuser to cool for about 10 minutes before opening the 
cover.
1.Press the cover release and open the printer’s top cover fully.
2.Note the positions of the four cartridges. It is essential that they go back in the same 
order 
3.Lift each of the image drum units out of the printer (1) and place...

Replacing consumable items > 45
4.Locate the two fasteners (1) at each side of the belt and the lifting bar (2) at the 
front end.
5.Turn the two fasteners 90° to the left. This will release the belt from the printer 
chassis.
6.Pull the lifting bar (2) upwards so that belt tilts up towards the front, and withdraw 
the belt unit from the printer.
7.Lower the new belt unit into place, with the lifting bar at the front and the drive gear 
towards the rear of the printer. Locate the drive gear into the gear...

Replacing consumable items > 46
FUSER REPLACEMENT
The fuser is located inside the printer just behind the four image drum units.
Switch off the printer and allow the fuser to cool for about 10 minutes before opening the 
cover.
1.Press the cover release and open the printer’s top cover fully.
2.Identify the fuser handle (1) on the top of the fuser unit.
Pull the two fuser retaining levers (2) towards the front of the printer so that they are 
fully upright.
Holding the fuser by its handle (1), lift the...

Replacing consumable items > 47
CLEANING THE LED HEAD
Clean the LED head when printing does not come out clearly, has white lines or when text 
is blurred.
1.Switch off the printer and open the top cover.
2.Gently wipe the LED head surface with LED lens cleaner or soft tissue.
3.Close the top cover.
CAUTION!
Do not use methyl alcohol or other solvents on the LED head as 
damage to the lens surface will occur.
Downloaded From ManualsPrinter.com Manuals 

Troubleshooting > 48
TROUBLESHOOTING
CLEARING PAPER JAMS
Provided that you follow the recommendations in this guide on use of print media, and you 
keep the media in good condition prior to use, your printer should give years of reliable 
service. However, paper jams occasionally do occur, and this section explains how to clear 
them quickly and simply.
Jams can occur due to paper misfeeding from a paper tray or at any point on the paper 
path through the printer. When a jam occurs, the printer...

Troubleshooting > 49
3.Note the positions of the 4 cartridges.
It will be necessary to remove the four image drums to gain access to the paper path.
4.Holding it by its top centre, lift the cyan image drum, complete with its toner 
cartridge, up and out of the printer.
5.Put the assembly down gently onto a piece of paper to avoid damaging the green 
drum surface.
1. Cyan cartridge 2. Magenta cartridge
3. Yellow cartridge 4. Black cartridge
CAUTION!
The green image drum surface at the base of the...

Troubleshooting > 50
6.Repeat this removal procedure for each of the remaining image drum units. Cover 
the image drum units to protect them from direct light.
7.Look into the printer to check whether any sheets of paper are visible on any part of 
the belt unit.
8.Remove any sheets of paper as follows: 
>To remove a sheet with its leading edge at the front of the belt, carefully lift the 
sheet from the belt and pull it forwards into the internal drum cavity and 
withdraw the sheet.
>To remove a sheet...