3
Proof of Performance
2. Update main handset:
• Power o LanTEK IV
• Disconnect any test adapters from the LanTEK IV
• Connect main handset to DC power adapter
• Connect USB flash drive to main handset
• Power on main handset and wait for the following screen:
USB
Power
• Press and hold the
button to start the update process.
Release the button when the percentage
indicator is shown on the screen
• This stage will take a few minutes to
complete
• During this stage the screen will show the
update progress (right):