Crest Audio X-Four Owner's Manual page 35

bus assignment features
peak indicator—PK
The input signal is monitored at several points throughout the chan-
LED
nel.These points are the mic preamp, the EQ stage and the fader stage.
Overloads at any of these stages will cause the red peak- LED to light.
Then the channel gain should reduced.
signal level LED 's
These three LED 's light up at +8—yellow, 0—green, and -6 dB—
LED
green. This level range -6 to +8 is the optimum operating range.
Compressed or relatively constant signals should remain close to 0.
mono assignment—M
The input signal is assigned to the discrete mono bus. Left and right
signals are summed to make up the mono or center signal.
left/right assignment— L/R
The stereo input signals are assigned directly to the main left and
right output buses.
The proportion of left vs. right can be adjusted by the
stereo input module
control.
BALANCE
®
Best operation occurs when
the green is brightly
LED
illuminated and the red
LED
occasionally flickers.
2
p. 35