The following steps are required to dial these numbers:
SCAN Radio:
1.Follow the procedure in Sending A Telephone Interconnect Call (Trunked Mode Only) to establish a connection to the telephone system or consult the system administrator for the procedure to access a dial tone on the trunked or conventional system.
2.Overdial numbers are transmitted by entering the phone mode using the Mbutton.
Press M to enter the overdial select/entry mode and follow the selection mode rules to call
up a stored number from the phone list. 
turns on. Press PTT to send the overdial sequence once. If the number needs to be transmitted again it must be selected or entered again (this prevents unwanted numbers from being sent the next time the PTT button is pressed during the call).
This overdial select/entry mode remains active until the call is dropped, cleared, or M is
pressed. The overdial select/entry mode can be
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