Operation; Li-Ion Battery - Renkforce BTS-101 Operating Instructions Manual

environment. The condensation that forms might destroy the product. Allow the
product to reach room temperature before you use it.

7.4 Operation

Consult an expert when in doubt about the operation, safety or connection of
the appliance.
If it is no longer possible to operate the product safely, take it out of operation
and protect it from any accidental use. DO NOT attempt to repair the product
yourself. Safe operation can no longer be guaranteed if the product:
– is visibly damaged,
– is no longer working properly,
– has been stored for extended periods in poor ambient conditions or
– has been subjected to any serious transport-related stresses.
Do not block any ventilation openings. Install in accordance with the manufac-
turer's instructions.
Do not install near any heat sources such as radiators, heat registers, stoves or
other apparatus (including amplifiers) that produce heat.
Only use attachments/accessories specified by the manufacturer.
To prevent possible hearing damage, do not listen at high volume
levels for long periods.

7.5 Li-ion battery

Never damage the rechargeable battery. Damaging the casing of the recharge-
able battery might cause an explosion or a fire!
Never short-circuit the contacts of the rechargeable battery. Do not throw the
battery or the product into fire. There is a danger of fire and explosion!
Charge the rechargeable battery regularly, even if you do are not using the prod-
uct. Due to the rechargeable battery technology being used, you do not need to
discharge the rechargeable battery first.
Never charge the rechargeable battery of the product unattended.
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