Sony Ericsson Z300i User Manual page 32

Showing or hiding your number
If your subscription supports CLIR (Calling Line
Identification Restriction), you can hide your phone number
when making a call.
To show or hide your phone number
1
Enter the phone number you want to call, press
} Calls }
2
} Hide My Number
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} Next Call }
YES
Show MyNumber }
or
.
YES
or
.
YES
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