How to set the sleep mode timout on the DM300C, DM400C and more

Learn how to set the sleep mode on the DM300C, DM400C, and DM475.
Products affected: DM300C™, DM400C™, and DM475™
When the machine is in sleep mode, the display is blank and mail cannot be processed.  Awaken the machine by pressing any of the buttons on the control panel except for the Stop and Start buttons.

To set the amount of time the machine waits before entering Sleep mode follow these steps:
  1. Press Menu
  2. Select Setup
  3. Select Time and Timeouts
  4. Select Sleep Mode
  5. Enter the amount of minutes (from 1-240) before the system goes into Sleep Mode
  6. Select Accept
  7. Press Home to return to the home screen

UPDATED: 14 August 2021

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