Sony DSC-FX77 Operating Instructions Manual page 6

To change the character type
Each time you press the MENU button, the
character type changes as follows: number
t lowercase letters t uppercase letters
t symbols
To delete one character
Select [BACK SPACE], then press z. The
last character is deleted. Only the last
charater in a series can be deleted using
[BACK SPACE].
To delete all the characters
Select [DELETE ALL], then press z. All
the characters are deleted.
To cancel the renaming
operation
Select [EXIT], then press z. The previous
name is not changed.
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