Sirus UPA-612W, User Manual, Page: 9 / 16

UPA-61W
no signal being received.
51. MIC. ON & Diversity Signal Indicator
These indicators light up during standby. When microphone signal is received, the A or B signal indicator lights up to indicate the
reception of microphone.
52. POWER ON Indicator
When the unit powered on, this blue LED will lights up. It indicates the receiver is on.
53. SQUELCH Control
This control is SQ noisy controlled adjustment. The job of squelch circuit is to reduce audible noise. It eliminates noise during
pause in the audio signal by muting the receiver. Before you turn on the receiver, please adjust SQ control until the jamming
signal has disappeared. (Clockwise)
54. VOLUME Control
This knob sets the output audio signal level. Turn the knob fully clockwise for the maximum volume; and turn the knob fully
counterclockwise for the minimum volume.
55. TO CH1 & TO MAIN Switch
From this switch you can choose the microphone signal sent to CH1 or to MAIN. Switching it to “TO CH1”position, the signal
will come through CH1, after it is adjusted by the 3-band EQ and DSP/FX control, then sent to main channel, you can also
adjust the signal by using the 7-band graphic EQ and the DSP processor, then sent to the MAIN OUT. Switching it to “TO MAIN”
position, the signal will only go to the main channel, after adjusted by the 7-band graphic EQ and the DSP processor, then sent
to MAIN OUT.
56. MIC1 TO CH1/MIC2 TO CH2 & TO MAIN Switch
From this switch you can choose the microphone signal
sent to CH1/CH2 or to MAIN. Switching it to “MIC1
TO CH1/MIC2 TO CH2”position, the signal will come
through CH1/CH2, after it is adjusted by the 3-band
EQ and DSP/FX control, then sent to main channel, you
can also adjust the signal by using the 7-band graphic
EQ and the DSP processor, then sent to the MAIN OUT.
Switching it to “TO MAIN” position, the signal will only
go to the main channel, after adjusted by the 7-band
graphic EQ and the DSP processor, then sent to MAIN
OUT.
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With one microphone With two microphone