Samsung SGH-i601, User Manual, Page: 40 / 172

The basics
40
Locking the keys
You can lock the keys on the device to keep any accidental
key presses from causing a program’s launch or device
switch on or off.
• To lock the keypad, press and hold
, or press and
select Key lock .
• To unlock the keypad, press the Unlock soft key and
then press . If the keypad is locked and the phone is in
Sleep mode, press
to deactivate Sleep mode and then
unlock the keypad.
Using an optional memory card
Your device has an expansion slot compatible with microSD
memory cards, which are primarily used to back up or
transfer files and data.
Note : Use only compatible memory cards with your device.
Using incompatible memory cards, such as Secure
Digital (SD) cards, may damage the card, as well as the
device, and data stored on the card.
Inserting the memory card
Push the memory card into the slot with the label side face
down until it clicks into place. The card is secure when it is
not protruding from the device.