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System Update via Internet
When an Internet connection is available, the Kommander-KA
amplifier
’s osKar embedded system can be updated directly
from the on board web app.
1. Connect the Kommander-KA amplifier to a LAN with
Internet access.
2. Access the Kommander-KA on board web app and
open the Advanced menu page: the Download button
becomes active if a higher system version is available
on K-array website.
3. Click on the Download button in order to start
downloading the system update file from the Internet:
the file is saved inside the amplifier local memory.
4. Once the download is finished, the Update button
becomes active: click on the Update button to start
updating the system.
The update procedure via Internet lasts in few minutes: at the
end of the updating process the system reboots.
System Update via USB
In order to update the Kommander-KA amplifier’s osKar
embedded operating system locally, a USB key with the
system update files must be prepared in advance.
A. Retrieve the system update file from the official K-array
repository and move it into a folder named
update
on
the USB key.
The system update file name ends with three numbers,
e.g. 0.1.18, — namely the system version — and has
.mender
extension.
The update folder must contain only one system
update file.
B. Access the Kommander-KA on board web app and
open the Advanced menu page: the Install via USB
button becomes active if a valid update folder and
.mender file are available on the USB key.
C. Click on the Install via USB button in order to start the
system update.
The update procedure via USB lasts in few minutes: at the
end of the updating process the system reboots.
Kommander-KA
User Guide
P R E L I M I N A R Y
