Sennheiser EW 300 IEM Instruction Manual page 39

3.5 mm stereo jack plug
for headphone connection
Inserting and changing the battery
Slide the cover of the battery compartment
embossed arrow until it clicks audibly.
Open the cover.
Insert the 9 V PP3 battery (IEC 6 LR 61). Please observe correct polarity
when inserting the battery.
Close the battery compartment.
To remove the battery, push the small red lever
compartment towards the bottom side of the receiver.
Note:
We recommend powering the receiver by a standard PP3 alkaline
battery. If powered by a rechargeable 9 V battery, the operating time
will be drastically reduced.
Connecting the antenna
Screw the antenna
Connecting the headphones
If you use the receiver as part of the monitoring system, connect the supplied
in-ear headphones to the 3.5 mm jack socket
the receiver for other applications, you can also connect any Sennheiser
stereo headphones.
Connect the headphones to the headphone output (EARPHONES)
via a 3.5 mm stereo jack plug.
Signal indication
The green LED at the top of the EK 300 IEM receiver indicates that an
RF signal is being received.
Battery status indication
The red LED provides information on the (remaining) battery capacity:
LED lit up:
The receiver is switched on and the battery capacity is sufficient.
LED flashing:
The battery is going flat! You should immediately replace the battery!
onto the antenna socket (M3 connection).
on the receiver. If you use
in the direction of the
in the battery
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