Canon imagePROGRAF iPF840 User's Guide

To load paper, open the paper roll cover, insert the roll holder into the paper core, and set the roll in the printer. Follow the display instructions to feed the paper and adjust the settings as needed.
Check the power cable connection at both the printer and power outlet. Ensure the outlet is working by testing with another device. If the issue persists, inspect the printer's power switch and contact Canon support if necessary.
Access the printer's menu and navigate to the 'Adjustment/Maintenance' section. Select 'Head Alignment' and follow the on-screen instructions to complete the alignment process.
Regularly check and clean the print head, ensure the paper feed rollers are clean, and perform nozzle checks. Replace ink tanks as needed and keep the printer firmware updated.
Open the ink tank cover, press the release lever to remove the empty tank, and insert a new ink tank. Ensure it clicks into place before closing the cover.
Yes, ensure your USB device is formatted correctly and contains compatible file types. Insert the USB into the printer and follow the display prompts to select and print your files.
Perform a nozzle check and cleaning from the printer's maintenance menu. If the issue persists, try aligning the print head and ensure you are using compatible paper and ink.
Download the latest firmware from Canon's official website. Connect your printer to a computer via USB or network, and use the Canon Firmware Update Tool to install the update.
Open the paper cover and gently remove any jammed paper. Check the feed rollers for obstructions and ensure the paper is loaded correctly. Reset the printer and try printing again.
Access the printer's network settings via the control panel. Select the 'Wired' or 'Wireless' option, enter your network details, and follow the instructions to establish a connection.