Canon Authorized Sen for ImageRUNNER Machines Version 4.1 - Manual (Page 147)

Authorized Send Installation and Configuration Guide for imageRUNNER Machines 147
4.3.2 Manually Adjusting the Device Time
You can manually adjust the device time to match the Kerberos authentication server
or address book server time.
1. On the machine’s control panel, press (Additional Functions).
2. Press [Timer Settings].