Do you have a question about the Oki C650 and is the answer not in the manual?
Read this manual for your safety before using the product. Includes warning and caution messages.
Important warnings about electrical shock, fire hazards, and personal injury.
Instructions on how to install the included starter toner cartridges.
Instructions for connecting the machine to a PC using a wired LAN connection.
Explains how to connect the machine to a PC via a wireless LAN connection.
Guide on installing printer drivers and other software on a PC for Windows and macOS.
Step-by-step guide for printing documents from a PC using PCL, PS drivers, and macOS.
Details the various tabs and functions within the printer driver for Windows and macOS.
Explains how to check the factory default password and how to change it.
Procedure for changing various machine settings as an administrator via the operator panel.
Guide to managing the machine's settings and status through its web page interface.
Details how to set up user authentication, roles, and access control for permitted operations.
Explains how to use the Monitoring Tool for firmware updates and maintenance part checks.
Instructions for printing from smartphones/tablets via access points or NFC.
Important safety precautions to follow when replacing consumables like toner and drums.
Information on the expected service life of toner cartridges and image drums.
Step-by-step guide for replacing the black toner cartridge and the waste toner box.
Instructions for replacing the cyan, magenta, and yellow toner cartridges.
Detailed steps for removing and installing the image drum for each color.
How to interpret error messages, use the HELP function, and find solutions online.
Detailed steps to clear paper jams for various error codes and locations.
Addresses common printing issues like "I cannot print" and PC-related problems.
Lists common printing result issues (streaks, faintness, stains) with visual examples and solutions.
Covers machine issues (power, frozen state, output tray) and paper-related problems (jams, alignment).