Sony Ericsson K750c Cell Phone User Manual


 
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84
More features
Java application screen size
Some Java applications ar
e designed for a specific
screen size. In some cases,
applications may not be
able to start because the phone cannot adapt the
application to the screen
. Contact the application
vendor to find out what scr
een size the application
is designed for, and change
the screen settings for
the application in the phone.
To set the screen size for a Java
application
1
}
File manager
}
Applications
or
}
Games
.
2 Select an application or a game
}
More
}
Screen size
.
3 Select one of the listed options. If you selected
User defined
you can edit the
Width:
and
Height:
values.
SIM card lock
The SIM card lock protects your subscription, but
not your phone itself, from unauthorized use. If you
change SIM cards, your pho
ne 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 inco
rrectly three times in
a row, the SIM card is blocke
d. 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 network
operator. You can edit your
PIN and select a new
four- to eight-digit PIN.
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
.
If the message
Codes do not match
appears when you
edit your PIN, you entered
the new PIN incorrectly. If
the message
Wrong PIN
appears, followed by
Old PIN:
,
you entered your old PIN incorrectly.