OKI C5900DTN User Manual

Installing upgrades> 171
9.If the RAM expansion slot already contains a memory 
upgrade board, that board will have to be removed before 
you can install the new one. To remove it, proceed as 
follows, otherwise skip to step 10.
(a)Grip the board firmly by its short edges and pull it 
out of the slot.
(b)Place the removed memory board in the antistatic 
bag which originally contained the new memory 
board.
10.Hold the new memory board by its short edges, so that 
the edge connector faces in towards the...

Installing upgrades> 172
(d)When the menu map is printed, press ON LINE to 
exit the menu system.
17.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 
contains the figure for total memory size.
This should indicate the total memory now installed.
If you are using the Windows PostScript driver, follow the 
instructions later in this section to adjust the driver.
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Installing upgrades> 173
HARD DISK DRIVE
The optional internal hard disk drive (HDD) enables collating of 
printed pages and can be used to store overlays and macros, 
fonts, and secure or proof documents waiting to be printed.
Installation takes a few minutes, and requires a medium size 
cross-head (philips type) screwdriver.
1.Switch the printer off and disconnect the AC power cable.
2.Press the cover release and open the printer’s top cover 
fully.
3.Lift the front cover latch and pull open the front...

Installing upgrades> 174
top. Lift the cover slightly to detach it from the printer. 
Place it safely to one side.
6.Locate the clip (1)on the top of the disk unit into the slot 
(2) in the printer.
7.Plug the end of the connecting cable (3) into the disk unit 
connector (4) in the printer.
8.Tighten the two thumbscrews (5).
9.Close the top of the side cover up to the printer and refit 
the securing screw removed in step 4.
10.Close the front cover and the top cover, pressing down 
firmly at each side to...

Installing upgrades> 175
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, place printer on top of the additional paper tray. 
4.Re-connect the AC power cable and switch the printer ON.
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Installing upgrades> 176
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.
PCL...

Installing upgrades> 177
POSTSCRIPT DRIVER
This driver must be adjusted for any upgrade just installed.
1.Open the Printers window 
(called “Printers and Faxes” in 
Windows XP) via the Start 
Menu or from the Windows 
Control Panel.
2.Right-click the printer icon for 
this printer, and choose 
Properties from the pop-up 
menu.
3.On the Device Settings tab, 
locate the list of installable options. Change those settings 
to indicate the new features you have just installed.
4.Click OK to close the...

Clearing paper jams> 178
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...

Clearing paper jams> 179
PAPER SENSOR ERROR CODES
* (if fitted).
1.If a sheet is well advanced out of the top of the printer, 
simply grip it and pull gently to draw it fully out. If it does 
not remove easily, do not use excessive force. It can be 
removed from the rear later.
2.Press the cover release and open the printer’s top cover 
fully.
CODE #LOCATIONCODE #LOCATION
370 Duplex unit * 382 Paper exit
371Duplex unit *383Duplex unit *
372 Duplex unit * 390 MP Tray
373Duplex unit *391Paper Tray
380...

Clearing paper jams> 180
3.Note the positions of the four 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.
1
2
3
4
1. Cyan cartridge 2. Magenta cartridge
3. Yellow cartridge 4. Black cartridge
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