Sennheiser IS410 Headphones User Manual


 
8
Inserting and removing the receiver’s rechargeable
battery
̈ Insert the battery into the compartment as shown on the
left. Make sure that the battery is inserted correctly.
̈ To remove the battery, use the finger catch projection to pull
the battery out of the receiver.
Note:
y The receiver is delivered with the battery inserted.
y Before you use the rechargeable battery for the first time,
charge it until the LED µ lights up green (see “Storing and
charging the receiver” on page 11).
This can take a
maximum of 3 hours.
Inserting a spare rechargeable battery into the
transmitter’s charging compartment
You can charge a spare battery (not included) in the charging
compartment at the side of the transmitter. This spare
battery is not required for operating the IS 410 but offers
extended listening time while the discharged first battery is
being recharged.
̈ Insert the spare battery into the charging compartment
as shown on the left.
̈ If the battery is inserted correctly, the LED lights up
º
¾
red: The rechargeable battery is being charged.
green: The rechargeable battery is fully charged.