The "Download Standby" message on a Canon imageRUNNER 2016 (iR 2016) is a common error that halts all printing and copying functions. This state indicates that the copier's system software (firmware) is corrupt, incomplete, or stuck in a boot loop awaiting a firmware flash.
: A direct A-to-B USB connection between the PC and the dedicated service USB port on the machine. Avoid using external USB hubs or network-based adapters during firmware flashing to minimize data dropouts. Step-by-Step Verified Fix
If the machine cannot take new firmware, the flash memory on the board may be faulty.
Continue holding the STOP key until the machine completes its boot cycle. System Reset Procedure: Additional Functions simultaneously, then press Additional Functions Use the minus (-) button to navigate to and press OK. and press OK. canon ir 2016 download standby error verified
In this scenario, the board can no longer retain data or communicate with the boot sector, and the physical circuit board will need to be replaced by a certified office equipment technician.
Navigate to C:\Windows\System32\spool\PRINTERS and delete all files. Restart the Print Spooler. Attempt to wake the printer from standby again. Step 3: Canon iR 2016 Firmware and Driver Update
Once you have your Canon iR 2016 running again, follow these verified best practices to prevent the error from returning: The "Download Standby" message on a Canon imageRUNNER
If, after exhausting the software and basic hardware checks, the error remains, it is likely a hardware failure requiring professional intervention. At that point, contacting a Canon-authorized service center for a definitive diagnosis and potential replacement of the main board or power supply is the best course of action. Good luck!
If the machine is printing, scanning, or updating, never turn it off abruptly.
A loose or faulty RAM module is a very common, and easily fixable, cause. Avoid using external USB hubs or network-based adapters
: The copier tried to download new tools but got stuck mid-way.
Does your copier model have a specific letter suffix (e.g., , 2016i )?
(Most common)