Dakota Ultrasonics DFX-8 plus MANUAL1 - Manual (Page 165)

DFX-8 Series Ultrasonic Flaw Detectors
161
1) Press the MENU key once to activate the menu items tab. Press the MENU
key multiple times to tab right and the ESC key multiple times to tab left until
the XFER menu is highlighted and displaying the submenu items.
Alternatively, press the LEFT and RIGHT arrow keys multiple times
using the left button wheel.
2) Press the ENTER key to display the upgrade confirmation screen, followed
by pressing OK key to start the upgrade process. Note: The DFX-8 will
power down during the upgrade process, and restart when completed.