Extron Electronics XTRA Series User Manual
Page 16

c
Limiter/Protect indicator LEDs — These LEDs (representing their respective output
channels) light red under three circumstances:
1
2
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.
1
2
SIGNAL
NOTE: These LEDs are duplicated on the rear panel.
XTRA Series Half-Rack Audio Power Amplifiers • Operation
10