① Power an d P rotection Ind icator
Within 2 seconds of booting, the indicator
light wil l sh ow red;
In the protect ion state, the indicator light
shows red light ;
When work ing normally, the indicator light
shows blue light ;
When shutting down, th e indicator light is
off.
② H i-Res S ignal I ndicator
When the optical fiber/coaxial i nput signal is
Hi-Res standard signal, the indicator light is
always on (red light );
When there is no Hi-Res standard s ignal for
analog input and optical/coaxial input
signal, the in dicator light is off.
③ I nternal Am plif ier I ndicator
When the In ternal power amplifier is turne d
on, the indicator light is always on (red
light);
When the In ternal power amplifier is turne d
off, t he in dicator light goes out.
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