Quick Start Guide

Whoop ECHO – Quick Start Guide
67
7. Common issues and solutions
Issue
Potential causes and solutions
The device does
not switch on
- The battery is not charged.
- The battery is not properly
inserted.
The battery
does not charge
- The battery is depleted and
needs to be charged for a
prolonged period of time.
- Charger or USB cable is
defective.
- Battery is defective.
A SIM error
occurs
- The SIM card has gotten dirty
and therefore cannot be read
properly.
- The SIM card is not properly
inserted (see also chapter 3 for
proper SIM insertion).
- The SIM card is
damaged/defective. Please
contact your provider.
>Please note: This also applies
to SIM2.
The signal is
poor
- Check whether the on-screen
signal indicator shows more
than two bars. If this is not the
case, you are in a location with
poor reception.
> Please note: This also applies
to SIM2.