2N Analogue GSM gateway 2N EasyGate - Manual, 1575 v1.1.0.2 - Manual (Page 16)

Description 2.1
16
PUK tone
„
„ Enter the PUK code.
„ This tone is transmitted upon repeated wrong PIN entering attempts. SIM
card is blocked.
Telephone Line Tones – Programming Mode
Tones confirming/refusing the values entered are transmitted during telephone line
based programming. Each tone has a different melody.
Confirmation
„
„ Confirms that the service password or parameter number entered is correct
and has been accepted.
Refusal
„
„ Incorrect parameter number;
„ Incorrect parameter value
„ Transmitted when a parameter is cancelled with a .
Saving
„
„ Parameter value entered is correct and has been saved.