How to setup analog phone connectivity on the DM300C, DM400C and more

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Products affected: DM300C™, DM400C™, DM475™
Ensure your meter is connected to an analog phone line.

From the Home screen
  1. Press Menu
  2. Use arrows to locate and select Data Centre Options
  3. Select Phone settings
  4. Ensure Dial tone is set to Tone
  5. If you require a number to dial an outside line, select Dialing prefix
  6. Use the keypad to enter a value, 9 as an example.
  7. Select Accept
  8. Press Enter to accept these changes
  9. Press Home

UPDATED: 14 August 2021