To turn off the Mailbox status light for a message or notification on a non-display telephone

Get a dial tone.

Dial # 5 2.

You will hear the confirmation tone. The Mailbox status light turns off.

Hang up.

Note

Turning off the Mailbox status light does not delete messages or notifications.

4–8ROLMphone 300/600 User Guide

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Siemens 300 Series, 600 Series manual 8ROLMphone 300/600 User Guide