HumanTechnik Audioropa LA-70, Руководство пользователя

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Indicators, controls and connectors
POWER: This indicator LED is lit permanently if the amplifier is
provided with electric power.
LOOP CURRENT: This LED indicates that a signal is transmit-
ted to the loop cable and that it is functioning correctly.
DRIVE: This control adjusts the loop current.
INPUT 1: Adjusts the input level for LINE 1.
INPUT 2: Adjusts the input level for LINE 2.
POWER SUPPLY: Connect the power adapter to this socket.
LOOP: A 2-pole terminal connector with the attached loop ca-
ble is plugged into this port.
LINE 2: Input port for audio-in 2, 2-pole terminal connector.
Possible connection modes: Line, low-impedance, 100V.
LINE 1: Input port for audio-in 1, 3-pole terminal connector.
Possible connection modes: Line, microphone.
MIC 1: Microphone port, 3.5 mm jack with phantom power.
- When using only one audio-in port, adjust the input level in
such a way that the maximum output is reached.
Please note:
- Disconnect the power from the device before attaching or
removing components.
- Turn the DRIVE control to the lowest setting before powering
the device.