Sennheiser 2020 Microphone User Manual


 
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The operating controls
LED lights up red:
The built-in rechargeable battery is being charged.
LED lights up green:
The built-in rechargeable battery is fully charged. The
receiver is now ready for operation.
LED slowly flashes red:
The temperature of the built-in rechargeable battery
is outside the permissible range (3°C to 40°C). The
charging process is interrupted until the temperature
is again within the admissible
range.
LED lights up yellow/orange:
The built-in rechargeable battery is defective. Please
contact your Sennheiser partner.
Volume display
The volume display provides information on the
current volume level.
Channel display
The channel display provides information on the
currently selected channel.
Battery status display
The 4-step battery status display provides infor-
mation on the capacity of the receiver’s built-in
rechargeable battery.
Shortly before the rechargeable battery is completely
discharged, the display backlighting flashes, indicat-
ing that the receiver will soon switch off automati-
cally.
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