Sony Ericsson Walkman W350a User Manual page 9

SIM card
The SIM (Subscriber Identity Module)
card, which you get from your network
operator, contains information about
your subscription. Always turn off your
phone and detach the charger and the
battery before you insert or remove
the SIM card.
You can save contacts on the SIM card
before you remove it from your phone.
See To copy names and numbers to the
SIM card on page 25.
PIN
You may need a PIN (Personal
Identification Number) to activate the
services in your phone. Your PIN is
supplied by your network operator.
Each PIN digit appears as *, unless it
starts with emergency number digits,
for example, 112 or 911. You can see
and call an emergency number
without entering a PIN.
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To delete numbers from the display
• Press .
If you enter the wrong PIN three times in
a row, PIN blocked
it, you need to enter your PUK (Personal
Unblocking Key). See SIM card lock on
page 61.
Flight mode
In Flight mode the network and radio
transceivers are turned off to prevent
disturbance to sensitive equipment.
You can use the Bluetooth™ function
in Flight mode.
Start-up screen
The start-up screen appears when you
turn your phone on. See Using pictures
on page 42.
Standby
After you have turned your phone
on and entered your PIN, the name
of the network operator appears on
the screen. This is called standby.
appears. To unblock
Getting started 7