
OKI B4200 printer toner and drum kit replacement RAM190A
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Fig.1-2: Toner and drum life status
- When the toner cartridge is replaced, the percentage will turn to 100%.
1.3. Replacing the toner cartridge
It is recommended that you clean the LED array at the same time as you change the toner cartridge.The toner used
in this printer is a very fine dry powder contained in the toner cartridge.Have a sheet of paper handy so that you
have somewhere to place the used cartridge while you install the new one.Dispose of the old cartridge responsibly,
inside the pack that the new one came in. Follow any regulations, recommendations, etc., which may be in force
concerning waste recycling.If you do spill any toner powder, lightly brush it off. If this is not enough, use a cool,
damp cloth to remove any residue. Do not use hot water, and never use solvents of any kind. They will make stains
permanent.
If you inhale any toner or get it in your eyes, drink a little water or bathe your
eyes liberally in cold water. Seek medical attention immediately.
Switch off the printer and allow the fuser to cool for about 10minutes before opening the top cover.
1.Press the top cover release button and open the printer’s top cover fully.
If the printer has been powered on, the fuser may be hot. This area is clearly la-
belled. Do not touch.
2.Pull the coloured lever on the right side of the toner cartridge towards the front of the printer to close the car-
tridge then remove the used toner cartridge.
3.Follow the installation instructions on or inside the box containing the new toner cartridge to install the new
cartridge.
4.Gently wipe the LED array surface with the LED lens cleaner that came with the new toner cartridge or soft tissue.
5.Close the top cover and press it down to latch it closed.
2. Drum kit replacement
2.1. Image drum life
The life of an image drum depends on a number of factors, including temperature and humidity, the type of paper
used, and the number of pages per job.The image drum should last approximately 25,000 pages continuous print-