OKI C330dn User Manual

							
Replacing consumable items> 111
4.Put the old unit down gently onto a piece of paper to 
prevent toner from marking your furniture.
5. Take the new image drum unit, complete with toner 
cartridge (assembled according to the installation guide) 
and place it on the piece of paper where the old ID unit 
was placed. 
6. Remove the protective sheets from the image drum unit. 
Keep it the same way round as the old unit. Pack the old 
ID unit inside the packaging material for disposal.
CAUTION!
The green image drum surface at the base of the cartridge 
is very delicate and light sens itive. Do not touch it and do 
not expose it to normal room light for more than 5 minutes. 
If the drum unit needs to be  out of the printer for longer 
than this, please wrap the cartridge inside a black plastic 
bag to keep it away from lig ht. Never expose the drum to 
direct sunlight or very bright room lighting.
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7.Holding the complete assembly by its top centre, lower it 
into place in the printer, locating the pegs at each end (1) 
into their slots (2) in the sides of the printer cavity.
8. Finally, close the top cover and press down firmly at both 
sides so that the cover latches closed.
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2
NOTE
If you need to return or transp ort your printer for any reason, 
please make sure you remove the image drum unit 
beforehand and place in the ba g provided. This is to avoid 
toner spillage.
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REPLACING THE BELT UNIT
The belt unit is located under the four image drums. This unit 
requires replacement approximately every 50,000 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 4 cartridges. It is essential that 
they go back in the same order 
WARNING!
If the printer has been powere d on, the fuser will be hot. 
This area is clearly labelled. Do not touch.
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2
3
4
1. Cyan cartridge 2. Magenta cartridge
3. Yellow cartridge 4. Black cartridge
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3.Lift each of the image drum units (1), starting from the 
rear, out of the printer and place them in a safe place 
away from direct sources of heat and light (2).
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1
CAUTION!
The green image drum surface at the base of each 
cartridge is very delicate  and light sensitive. Do not 
touch it and do not expose it  to normal room light for 
more than 5 minutes. If the dr um unit needs to be out of 
the printer for longer than  this, please wrap the 
cartridge inside a black plasti c bag to keep it away from 
light. Never expose th e drum to direct sunlight or very 
bright room lighting.
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4.Locate the two fasteners (1) at each side of the belt (3) 
and the lifting bar (2) at the front end.
5. Turn the two fasteners (1) 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.
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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 inside the 
printer by the rear left corner of the unit, and lower the 
belt unit flat inside the printer.
8. Turn the two fasteners (1) 90°  to the right until they lock. 
This will secure the belt unit in place.
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1
 
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9.Replace the 4 image drums, complete with their toner 
cartridges, into the printer in the correct positions as 
shown.
10. Finally, close the top cover and press down firmly at both 
sides so that the cover latches closed.
1
2
3
4
1. Cyan cartridge 2. Magenta cartridge
3. Yellow cartridge 4. Black cartridge
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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.
WARNING!
If the printer has recently  been powered on, some fuser 
components will be very ho t. Handle the fuser with 
extreme care, holding it only  by its handle, which will 
only be mildly warm to the  touch. A warning label clearly 
indicates the area. If in doub t, switch the printer off and 
wait at least 10 minutes for the fuser to cool before 
opening the printer cover.
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2.Identify the fuser handle (1) on the top of the fuser unit.
3. Pull the two fuser retaining levers (2) towards the front of 
the printer so that they are fully upright.
4. Holding the fuser by its handle (1), lift the fuser straight 
up and out of the printer. If the fuser is still warm, place it 
on a flat surface which will not be damaged by heat.
5. Remove the new fuser from its packaging and remove the 
transit material.
6. Holding the new fuser by its handle, make sure that it is 
the correct way round. The retaining levers (2) should be 
fully upright, and the locating lugs (3) should be towards 
you. There is one locating lug at each end of the fuser. 
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7.Holding the fuser handle (2),  lower the fuser into the 
printer, locating the two lugs  into their slots in the metal 
partition which separates the fuser area from the image 
drums.
8. Push the two retaining levers (1) towards the rear of the 
printer to lock the fuser in place.
9. Finally, close the top cover and press down firmly at both 
sides so that the cover latches closed.
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2
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