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11. Update
The firmware is updated
via the configuration app.
A new version of the clock firmware
is offered when:
• the app is started on your mobile
device;
• the mobile device and clock are connected
via Bluetooth
®
.
12. Battery Failure
If the main power supply is not available and
the product is running on the battery, the
following message is displayed:
• if the battery level is low
OK
Low battery!
The product switches to standby mode within
5 minutes after the message is displayed if
neither of the 2 keys (ok or ) is pressed.
• if the battery level is critical
Critical battery
level!
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