Operating Manual | 7 Maintaining the system
SONASCREEN
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Revision: 1.0 | 2022-03-04
Installing the update on the device
1.
Connect the device to the power supply with the power supply unit.
Mind the battery's state of charge!
For updating the device software, the battery's state of charge must be at least
20 %.
2.
Turn on the device.
3.
Open the "Support information and update" screen.
4.
Tap the "Software update" icon.