Sony DSC-T1 Cyber-Shot Operating Instructions Manual page 42

... Select IE!!
(Memory Stick Tool)
with
JJ..f'f
on the control button.
Select [Format] with ~,then
press~.
Select [OK] with ..., then press
..
To cancel the formatting
Select [Cancel] with T on the control
button, then press..
.
Using
the AC Adaptor is recommended to
prevent the power from turning off partway
through fonnatting.
42
... Select [OK] with... on the
control button, then press
..
The message "Formatting" appears. When
this message disappears, the format is
complete.