t.amp TSA1400, User Manual, Page: 19 / 40

1 [POWER] | mains switch to turn the device on and off
2 Indicator LEDs [CH-A] , [CH-B] | These LEDs indicate the ready status of the device ( [Power] ), the input signal level
( [Signal] / [–20] / [–15] / [–10] / [–5] ), channel overdrive ( [Clip] ) and a fault condition ( [Fault] ).
3 [CH-A] , [CH-B] | input gain controls for channels A and B
The [Power] LED is permanently lit during operation. The [Signal] / [–20] / [–15] /
[–10] / [–5] LEDs respond to the input signal. If any of these LEDs are lit without an
input signal is present disconnect the speakers from the amplifier and turn the input
gain controls of channels A and B down to minimum. If the LEDs will still light, the
device must be checked by an authorized service workshop.
Connections and controls
TSA 1400, TSA 2200, TSA 4000
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Power amplifier