user manual
TFS-780
TFS-780 user manual
Page 39
Front Panel Functions TMC-1250
1.
Mains power rocker switch
Mains power rocker switch
Mains power rocker switch
Mains power rocker switch – applies AC mains power to the amplifier.
2.
Mains power LED
Mains power LED
Mains power LED
Mains power LED – illuminates when AC power is applied to the amplifier.
3.
Low impedance 2 Ohm LED
Low impedance 2 Ohm LED
Low impedance 2 Ohm LED
Low impedance 2 Ohm LED – indicates when the 2 Ohm load setting is selected.
4.
Mute LED
Mute LED
Mute LED
Mute LED – illuminates when the channel is muted.
5.
Mute switch
Mute switch
Mute switch
Mute switch – disconnects the output of the relevant channel from the loudspeaker load.
6.
Gain
Gain
Gain
Gain – rotary encoder which allows the gain of the channel to be adjusted.
7.
LED ladder
LED ladder
LED ladder
LED ladder – displays that channel’s output drive level. The bottom (green) LED is set at
–25dB, and the top (red) LED is set at 0.25dB below true clip level.
8.
Limit LED
Limit LED
Limit LED
Limit LED – illuminates when the channel is clipping.
9.
Fault LED
Fault LED
Fault LED
Fault LED – indicates when the DC and/or short circuit protection has been activated.
10.
Link switch
Link switch
Link switch
Link switch – connects the inputs of channel A and channel B together.
11.
Link LED
Link LED
Link LED
Link LED – illuminates when channels a and B are linked.
12.
Temp LED
Temp LED
Temp LED
Temp LED – illuminates when the temperature of the output devices exceeds 90
°
C. At
the sme time the channel output will be reduced by 3dB.
13.
Bridged LED
Bridged LED
Bridged LED
Bridged LED – indicates when the amplifier bridged mode is selected.
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