t.amp TSA 4-700 User Manual page 22

Connections and controls
4 IEC chassis plug for the power supply.
5 [OUTPUT CH-A], [OUTPUT CH-B]
Signal outputs, designed as lockable NL4 panel sockets for connecting speakers.
6, 9 [INPUT CH-A], [INPUT CH-B]
Signal input channels, designed as XLR socket pairs (input/output) for looping the signals through to other devices.
7 [Stereo | Bridge] selector switch
Switch for operating modes 'Stereo' (channels operate independently of each other) and 'Bridge' (two channels are
interconnected to form one channel with double output).
8 [Lift | Ground] selector switch
Use the Ground / Lift switch to separate the connection between the earth pin of the device and the unit's signal
ground to prevent ground loops:
'Lift' position (not pressed): no connection
n
n 'Ground' position (pressed): earth pin and signal ground are electrically connected
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power amplifier