Powering On/Off - Huawei U3307 User Manual

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automatically. Then take it out as shown in the
following figure.

Powering On/Off

Powering On
Ensure that the SIM card is in your phone and that
the battery has been charged.
Press and hold
to power on your phone.
Powering Off
Press and hold
to power off your phone.
Access Codes
If you have set the phone password and the PIN is
ON, you have to enter the corresponding access
codes when you power on your phone. For setting
and changing the access codes, please refer to "Set-
tings/Security Setup" on page 52.
Phone Password
The phone password is used to protect your phone
from unauthorized use. The phone password is
preset as 0000 for your phone.
PIN
The personal identification number (PIN) code is
used to protect your SIM card from unauthorized use.
The PIN code is usually provided when you get the
SIM card from your server provider. If you have not
received a PIN code or if you have forgotten it, con-
tact your local customer care centre.
PIN2
Some SIM cards provide a PIN2 code. Some special
functions such as the "Fixed Dialer Number" are not
available until you enter the PIN2 code. At the same
time, your SIM card should support these functions.
PUK
To unlock a locked SIM card, you need to enter the
PIN Unblocking Key (PUK) code. The PUK code is
usually provided when you get the SIM card from
Powering On/Off
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