Clear Sim Card Barring - Siemens M56 User Manual

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KmK
Codes
K
Chg.Phonecode
(Change phone code)
You define the phone code
(4–8 digits) when you call up a
phone-code protected function for
the first time. It is then valid for all
phone-code protected functions.

Clear SIM card barring

If the PIN is entered incorrectly three
times, the SIM card is barred. Enter
the PUK (MASTER PIN), provided by
your service provider with the SIM
card, according to instructions. If the
PUK (MASTER PIN) has been lost,
please contact your service provider.
Additional information
Screensaver...................................... p. 71
Keylock ............................................. p. 75
Further security settings.................... p. 82
Security
Security
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