Sunway GSM 900 - Manual (Page 78)

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78
More features
SIM card lock
The SIM card lock protects your subscription,
but not your phone itself, from unauthorized use.
If you change SIM cards, the phone still works
with the new SIM card.
Most SIM cards are locked at the time of purchase.
If the SIM card lock is on, you have to enter a PIN
(Personal Identity Number) every time you turn
on your phone.
If you enter your PIN incorrectly three times
in a row, the SIM card is blocked. This is indicated
by the message
PIN blocked. To unblock it you
need to enter your PUK (Personal Unblocking
Key). Your PIN and PUK are supplied by your
service provider.
To unblock your SIM card
1 When PIN blocked. is displayed, enter your
PUK } OK .
2 Enter a new four- to eight-digit PIN } OK .
3 Re-enter the new PIN to confirm } OK .
To edit your PIN
} Settings } the General tab } Locks } SIM Lock
} Change PIN .
To turn the SIM card lock on or off
1 } Settings } the General tab } Locks } SIM
Lock } Protection and select On or Off .
2 Enter your PIN } OK .
Keypad lock
You can lock the keypad to avoid dialing a number
by accident.
Automatic keylock
Automatic keylock means the keypad is locked
a short while after you last press a key.
To set the automatic keylock
} Settings } the General tab } Locks
} Automatic Keylock .
To lock the keypad manually
Press } Lock Keys .
If the message Codes do not match. appears, you entered
the new PIN incorrectly. If the message Wrong PIN.
appears, followed by Old PIN: , you entered your old
PIN incorrectly.
Calls to the international emergency number 112 can
still be made, even when the keypad is locked.