OKI C8600n User Manual

Replacing consumable items> 91
3.Lift each of the image drum units out of the printer and 
place them in a safe place away from direct sources of 
heat and light.
4.Locate the two fasteners (5) at each side of the belt and 
the lifting bar (6) 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 (6) upwards so that belt tilts up towards 
the front, and withdraw the belt unit from the printer.
CAUTION!
The green image drum...

Replacing consumable items> 92
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 (5) 90° to the right until they lock. 
This will secure the belt unit in place.
9.Replace the four image drums, complete with their toner 
cartridges, into the printer in the same...

Replacing consumable items> 93
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.
3.Pull the fuser retaining lever (2) towards the front of the 
printer so that it is fully upright.
4.Holding the fuser by its handle (1), lift the...

Replacing consumable items> 94
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.
7.Lower the fuser into the printer.
8.Push the retaining lever (2) towards the rear of the printer 
to lock the fuser in place.
Finally, close the top cover and press down firmly at both sides 
so that the cover latches closed.
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Replacing consumable items> 95
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 a 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.
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Installing upgrades> 96
INSTALLING UPGRADES
This section explains how to install optional equipment into your 
printer. This includes:
>duplex (two-sided printing) unit;
>additional paper tray
>cabinet
DUPLEX UNIT
The duplex unit adds the function of two-sided printing, using 
less paper and making large documents easier to handle. It also 
enables booklet printing, which uses even less paper and makes 
large documents even easier to handle.
The duplex unit slides straight into the rear of the printer...

Installing upgrades> 97
5.Print a menu map as follows:
(a)Press the + button to access the Information Menu.
(b)Press ENTER once for the menu map.
(c)Press ENTER again to print the menu map.
(d)When the menu map is printed, press ON LINE to 
exit the menu system.
6.Examine the first page of the menu map.
Near the top of the page, between the two horizontal lines, 
you will see the current printer configuration. This list 
should indicate that the duplex unit is now installed.
All that remains is to...

Installing upgrades> 98
ADDITIONAL PAPER TRAY
1.Switch the printer off and disconnect the AC power cable.
2.Place additional paper tray on desired location.
3.Observing safety rules for lifting and, using locating 
guides (a), place printer on top of the additional paper 
tray. 
4.Re-connect the AC power cable and switch the printer ON.
a
a
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Installing upgrades> 99
ADJUSTING WINDOWS PRINTER DRIVERS
Once your new upgrade has been installed, you may need to 
update the Windows printer driver so that the additional features 
are available to your Windows applications.
Remember that if your printer is shared between users on 
different computers, the driver must be adjusted on each user’s 
machine.
The illustrations shown here are for Windows XP. Other Windows 
versions may appear slightly different, but the principles are the 
same.
If you have...

Clearing paper jams> 100
CLEARING PAPER JAMS
Provided that you follow the recommendations in this guide on 
the 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 immediately...