Sony PlayStation PSP-1003 Instruction Manual page 122

Update using a UMD™
You can update using a UMD™ that contains update data. Before starting,
check that the battery is charged. You may not be able to start an update if the
battery charge level is low.
Notice
During an update:
– Do not remove the UMD™.
– Do not turn off the system.
– Do not disconnect the AC Adaptor.
The system software may be damaged if the update is interrupted.
1
Connect the AC Adaptor to the PSP™ system.
2
Insert a UMD™ that contains update data.
The update data icon and version number are displayed under
home menu.
3
Select
The update begins. Follow the on-screen instructions to complete the
update.
Check that the update was successful
If the version number of the update is displayed in the "System Software" field
under "System Software" (
122 PSP™ updates
, and then press the
page 96), the update was successful.
button.
in the