Kytke puhelimeen suojakoodin kysely päälle. Ohjeet löytyvät manuaalista.
"Autolock period—You can set an autolock period, a
time-out after which the device automatically locks and
can be used only if the correct lock code is entered. Enter
a number for the time-out in minutes, or select None to
turn off the autolock period.
To unlock the device, enter the lock code."
