Sony LocationFree LF-PK1 Guide De Mise En Route page 26

Prepare the PSP™
STEP
1
System and the Base
Station
Check the version of your PSP™
system software
To check the version of your PSP™ system
software, select "System Settings" under
from the home menu, and then select "System
Information". If your system software version is not
2.70 or higher, perform the update.
To use this product with your PSP™ system, version 2.70 or
higher is required. For details of the system software update, see
(http://www.yourpsp.com/).
22 (GB)
Connect to Your External Devices
and the Internet, and Turn On the
Base Station. (see page 8)