![](/images/new-backgrounds/1239992/239992135x1.webp)
NOTE: To prevent battery discharging while upgrading, we recommend that the AC Adapter be used.
NOTE: If you need to update both firmware and software, update the firmware first.
1.Select Setting from main menu and press X/Enter button to enter.
2.Push the Navigation button left or right to select Info tab.
3.Push the Navigation button up or down to select Update Firmware.
4.Push the Navigation button to the right. Message "Confirm? Yes No" will appear on the display.
5.Push the Navigation button to the right or left to select Yes and press the Navigation button in to start to upgrade firmware. Or, select No to cancel upgrade.
6.When firmware upgrade completes, system will restart.
UPGRADE SOFTWARE
Use the following procedure to upgrade the PMP3520 software:
68 | © 2005 Directed |