
14 GB/IE/NI
Red LED is fast flashing:
The rechargeable battery needs to
charge.
Not any LED and sound effect response:
the rechargeable
battery voltage is very low, it must be charged immediately.
Red LED is slow flashing:
The rechargeable battery is in the
charging status.
Red LED is illuminated:
The rechargeable battery is fully
charged.
Switch the frequency controller
3
to Programme “0” during
the charging process to prevent disturbances from visual or
acoustic signals.
Remove the rubber plugs from the USB socket
10
.
Plug the USB charging cable
11
with USB-C plug into the USB
socket
10
and connect the USB plug of the USB charging cable
11
to your computer with a USB port. Alternatively, you can use
a USB adapter, which can be bought from a retailer.
Depending on the current charging state of the battery, charg-
ing takes approx. 5–10 hours. During the charging process,
the charge indicator
6
flashes.
When the rechargeable battery is fully charged, the charge
indicator
6
will illuminate.
Summary of Contents for PTUS 1 A1
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