Sony F500i - Manual (Page 33)

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Calling
3 } Currency and enter the code for the currency
you want, (for example GBP for Pounds
Sterling)
} OK .
4 } Units and enter the price per call unit } OK .
To enter a decimal point, press .
Credit limit for calls
You can enter a total amount of money that can be
used for making calls. When the amount reaches
zero, no more calls can be made. Please note that
the credit limit is only an estimated value.
To set a credit limit
1 } Settings } the Calls tab } Time & cost
} Call costs } More } Set credit and enter
your PIN2 } OK .
2 Select Limited or Unlimited . If you select
Limited , enter an amount } OK .
Call priority service
You can request a certain priority when you make a
call, if your subscription supports the call priority
service.
To check or change your standard
priority level
1 } Settings } the Calls tab } Manage calls
} Default priority .
2 The network sends available priority levels.
Select a priority level.
To change the priority for one call
1 Enter the phone number you want to call.
2 } More } Call priority and select a priority.
The number is called.
Closed user groups
The closed user group function is a way of lowering
call costs. If you subscribe to closed user groups it
is cheaper, on some networks, to make calls within
a call group. You can save ten groups.
The priority levels are defined by your network
operator and are normally within the range of 0-4,
where 0 is the highest priority.