HYOSUNG NH-2700 Operator's Manual page 171

NH-2700 5. Operator Function
5.9.2 TELEPHONE NUMBER (Only Dial-Up)
If you press each button on this menu, phone number of host can be input. You can input character,
number and special symbol up to 1~20 digits by using '<' or '>'.
This function is used to enter the primary phone number and the back-up phone number of the host.
When dialing to host is failure (busy, no answer or etc), ATM switches to other phone number
automatically.
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