Oki ES4191 MFP Basic User's Manual
![Oki ES4191 MFP Printer manual cover](/images/vkqqRALtSoGXogCCzNqAnlYc/thumbs/thumb175x175.webp)
To set up wireless printing, navigate to the printer's control panel, select 'Menu', then 'Network', and choose 'Wireless LAN'. Follow the on-screen instructions to connect to your Wi-Fi network. Ensure the printer and computer are on the same network.
First, check if the printer is turned on and connected to the computer or network. Verify there are no error messages on the display. Ensure the printer has enough paper and toner. Restart the printer and try printing again.
Turn off the printer and carefully open the front cover. Gently remove any jammed paper, ensuring no paper pieces are left inside. Close the cover and turn the printer back on. Refer to the manual for detailed instructions.
Regularly clean the printer's exterior and interior with a soft, dry cloth. Check and replace toner and drum units as needed. Periodically update the printer's firmware and software drivers for optimal performance.
Place the document on the scanner glass or in the automatic document feeder. Press the 'Scan' button on the control panel, select the desired scan settings, and choose the destination. Press 'Start' to begin scanning.
Ensure you are using the correct paper type and quality settings. Check the toner level and replace it if necessary. Clean the print heads and perform a print quality test from the printer's menu.
Open the printer's front cover, remove the used toner cartridge, and dispose of it properly. Unpack the new toner cartridge, shake it gently, and install it into the printer. Close the front cover securely.
Yes, you can print envelopes. Load envelopes into the multi-purpose tray, adjust the guides, and select the envelope size in the printer settings. Ensure the print side is facing up.
Visit the Oki support website, download the latest firmware for your model, and follow the provided installation instructions. Ensure the printer is connected to your computer during the update process.
Refer to the user manual or the Oki website to interpret the error code. Follow the recommended troubleshooting steps, such as resetting the printer or checking for obstructions. Contact support if the issue persists.