Front Panel Controls & Features - Studiomaster Professional DPA 2000 Owner's Manual

I
POWER
O
1
POWER
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1
Front Panel Controls & Features
1 Master switch
Switches the unit on and off, interrupting both phases.
2 Power ON indicator light
When lit, this blue LED indicates that amplifier is ON.
3 Volume control
Used for adjusting the volume of the channel.
4 Signal indicator
Green LED that indicates the presence of the signal in the final stage. It lights up with signals higher than - 20dB.
5 Clip indicator
This red LED lights up to indicate that the internal limiter has been activated to eliminate clip. When the limiter is
activated, it indicates that the maximum amplification has been reached. When it lights up continuously, this means
there is an excessive signal input.
6 Protect indicator
Red LED that indicates the mute status of the channel and is lit for the following reasons:
switch on delay (3 seconds), presence of continuous voltage on the channel output, short circuit, thermal protection of
the channel, thermal protection of the transformer.
CH 1
-6
-10 -3
-15
-1
-30
-80 0dB
3
4
5
6
-6
-10 -3
CH 1 -15
-1
-30
-80 0dB
3
6 5 4
CH 2
PROTECT -6
-10 -3
CLIP
-15
SIGNAL
-1
-30
-80 0dB
Class H Professional Power Amplier
POWER
4
3
2
5
6
PROTECT
CLIP
SIGNAL
-6
-10 -3
POWER
-15 CH 2
-1
-30
Class H Professional Power Amplier
-80 0dB
3
2 4 6
5
7