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Alexandra CastroSep 6, 2025
Why is my Oki Printer printing black, vertical lines?
- KKathryn GriffinSep 6, 2025
If your Oki Printer is producing black, vertical lines, the image drum may be damaged. Replace the image drum.

Why is my Oki Printer printing black, vertical lines?
If your Oki Printer is producing black, vertical lines, the image drum may be damaged. Replace the image drum.
What to do if Oki Printer displays 'CHECK MP TRAY 390: PAPER :JAM'?
To resolve a 'CHECK MP TRAY 390: PAPER :JAM' error on your Oki Printer, clear the paper jam.
What to do if Oki 42625502 Printer doesn't print after clearing jam?
If your Oki Printer continues not to print after clearing a jam, raise and gently lower the top cover, especially if the paper jam was removed from behind the front cover.
Should I use a converter, buffer, extension cable or USB hub with Oki 42625502?
If a converter, buffer, extension cable, or USB hub is being used with your Oki Printer, test by connecting the printer and computer directly.
How to fix tttt EMPTY on Oki 42625502?
Load media in tray tttt.
Should I use a USB hub with my Oki Printer?
If a USB hub is being used with your Oki Printer, connect the printer and computer directly.
What to do if Oki Printer cannot print desired color because toner is low?
If you cannot print the desired color on your Oki Printer because the toner is low, replace the toner cartridge.
How to resolve blurred print (one side of page) on Oki Printer?
If your Oki Printer produces blurred print on one side of the page, the top cover might not be properly closed. Press the cover release latch, open, and then close the cover.
How to correctly configure printer driver for Oki 42625502?
If the printer driver is incorrectly configured for your Oki Printer, correctly configure the printer driver.
What does 'YYYY nnn: FATAL ERROR' mean on my Oki 42625502 Printer?
If you see 'YYYY nnn: FATAL ERROR' on your Oki Printer, try turning it off and then back on. If the problem persists, write down the message, including the error number “nnn,” and any scrolling octets, then contact your authorized Oki Data Service Dealer.
| Device Type | Toner Cartridge |
|---|---|
| Product Type | Toner cartridge |
| Color | Yellow |
| Yield | 6000 pages |
| Page Coverage | 5% |
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