OKI C9850 MFP User Manual

C9850 User’s Guide> 81
CONSUMABLE ITEM ORDER INFORMATION
MAINTENANCE ITEM ORDER DETAILS
ITEMLIFEORDER 
NUMBER
Toner, Black 18,500 Letter pages @ 5% 43837112
Toner, Cyan 16,500 Letter pages @ 5% 4
3837111
Toner, Magenta 16,500 Letter pages @ 5% 4
3837110
Toner, Yellow 16,500 Letter pages @ 5% 4
3837109
Image drum, Black 42,000 Letter pages avg 42918104
Image drum, Cyan 42,000 Letter pages avg 42918103
Image drum, Magenta 42,000 Letter pages avg 42918102
Image drum, Yellow 42,000 Letter pages avg 42918101...

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REPLACING CONSUMABLES/MAINTENANCE ITEMS
Each consumable or maintenance item comes complete with its own 
installation details which give full instructions on replacement. You 
are advised to follow these instructions carefully.
CLEANING THE LED HEADS
You are advised to clean the LED heads:
>any time you replace a toner cartridge (a LED lens cleaner is 
enclosed with each replacement toner cartridge)
>if printing is showing signs of faded images, white stripes or 
blurred letters...

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2.With an LED lens cleaner or soft cloth, gently wipe each of 
the four heads (1). Move the cleaner as shown, using a clean 
section of the cleaner with each pass. Be careful not to 
damage the guards (2).
3.Close the top cover.
1
2
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CLEANING THE PAPER FEED ROLLERS
Clean the paper feed rollers if paper jams frequently occur.
1.Remove items like a wrist watch or bracelet then use the 
Shutdown/Restart button followed by the On/Off switch 
to turn the printer off.
2.Open Tray 1 side cover and pull out the paper guide plate (1).
1
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3.Remove Tray 1 completely from the printer.
4.Gaining access through the gap left by Tray 1, wipe the 3 
paper feed rollers (2) with a soft cloth lightly moistened with 
water.
5.Replace Tray 1.
2
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6.Return the paper guide plate to its original position and close 
Tray 1 side cover.
7.Turn on the printer.
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CLEANING THE PRINTER CASING
1.Turn the printer off by using the Shutdown/Restart button 
followed by the On/Off switch.
2.Wipe the printer surface with a soft cloth moistened sparingly 
with water or neutral detergent.
3.Use a soft dry cloth to dry the printer surface.
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4.Turn on the printer.
EMPTYING THE PUNCH CHIP BOX (PUNCH UNIT OPTIONAL 
ACCESSORY)
When the display panel indicates that the punch chip box is full, 
empty the box as follows:
1.Operate the Finisher lever and move the Finisher away from 
the printer.
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C9850 User’s Guide> 89
2.Pull out the punch chip box, being careful to keep it level so 
as not to spill any chips.
3.Discard the chips in an appropriate place.
4.Replace the punch chip box carefully into the Finisher.
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C9850 User’s Guide> 90
5.Check that the punch chip box has been replaced correctly 
then move the Finisher back into position, being careful not 
to trap your fingers.
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