Sony Ericsson T300 User Manual page 73

No network
There is no network within range or the received signal
is too weak. You have to move to get a signal that is
strong enough.
Wrong PIN/Wrong PIN2
You have entered your PIN or PIN2 incorrectly.
• Enter the correct PIN or PIN2, and press
"SIM card lock" on page 72.
Codes do not match
When you want to change a security code (for example
your PIN) you have to confirm the new code by
entering it again. The two codes that you have entered
do not match. See "SIM card lock" on page 72.
PIN blocked/PIN2 blocked
You have entered your PIN or PIN2 incorrectly three
times in a row. To unblock, see "SIM card lock" on
page 72.
PUK blocked – contact operator
You entered your personal unblocking key code (PUK)
incorrectly 10 times in a row. Contact your network
operator or service provider.
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Phone locked
The phone is locked. To unlock the phone, see "Phone
lock" on page 73.
Phone lock code:
Your phone comes with the phone lock code, 0000.
You can change it to any four- to eight-digit code. See
. See "Phone lock" on page 73.
YES
Number not permitted
The Fixed Dialling function is on and the number you
have dialled is not on your fixed numbers list. See
"Fixed dialling" on page 44.
Charging, alien battery
The battery you are using is not a Sony Ericsson-
approved battery and is charging slowly for safety
reasons.
Cannot connect to server
If your settings have previously worked, try again later
as the network server may be temporarily busy or
experiencing problems.
Troubleshooting 75