User guide

c
Limiter/Protect indicator LEDs — These LEDs (representing their respective output
channels) light red under three circumstances:
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LIMITER/PROTECT
• When the output wiring is shorted together.
• When audio clipping occurs, the LED of the corresponding channel blinks once
per clip occurrence.
• When the amplifier overheats, both LEDs are lit. The LEDs are not lit after the
amplifier recovers from the overheated condition.
NOTE: These LEDs are duplicated on the rear panel.
d
Signal indicator LEDs — These LEDs (representing their respective output
channels) light green only when an input signal is detected on the corresponding
channel.
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SIGNAL
NOTE: These LEDs are duplicated on the rear panel.
XTRA Series Half-Rack Audio Power Amplifiers • Operation
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