Sennheiser Set 830-TV Manuale Utente

3

 Safety instructions

Intended use includes: 
• having read this instruction manual, especially the chapter “Safety

instructions” on page 2,

• using the devices within the operating conditions and limitations

described in this instruction manual.

“Improper use” means using the devices other than as described in this
instruction manual, or under operating conditions which differ from
those described herein.

The BA 300 is a Lithium-Polymer rechargeable battery. If abused or
misused, this rechargeable battery may be damaged. Please under-
stand that Sennheiser does not accept liability for damage arising from
abuse or misuse.

In extreme cases, the rechargeable battery may even
present a
• heat hazard,
• fire hazard,
• explosion hazard,
• smoke and gas hazard.

Do not heat above 
70°C/158°F, e.g. do 
not expose to sunlight 
or throw into a fire.

Only charge rechargeable 
batteries with the appro-
priate Sennheiser chargers. 

Do not expose to 
moisture.

When not using the 
rechargeable battery for 
extended periods of time, 
charge it regularly (every 
six months for about one 
hour).

Do not short-circuit.

Only charge rechargeable 
batteries at ambient tem-
peratures between 10°C/
50°F and 40°C/104°F.

Do not mutilate or 
dismantle.

Do not charge the 
rechargeable battery if 
the device is obviously 
defective. 

!

Store the devices/
rechargeable batteries 
in a cool and dry place 
at room temperature.

Return defective devices 
or devices with defective 
rechargeable batteries to 
your specialist dealer.