Ayre QX-5 Owner's Manual page 9

symmetric mode. We recommend balanced mode
With balanced operation, each
for your listening purposes, as it will improve
channel has two equal and
the level of performance provided to you by the
opposite signals, compared to
headphone amplifier in the QX-5 Twenty.
just one signal per channel
with conventional circuits.
Pressing the left-hand button on the faceplate
of the QX-5 Twenty will illuminate the button
indicating the headphone outputs of the unit
are active. The display will temporarily show
PHONES OUT after pressing the button. While
the headphone outputs are active, the main XLR
and RCA outputs on the QX-5 Twenty will be
muted.
To re-activate the main outputs, press the left-
hand button again. This will both mute the
headphone outputs and activate the main outputs
on the QX-5 Twenty. The button will no longer
be illuminated and the display will temporarily
show MAIN OUT.
Word Clock Output
Some digital products have word-clock inputs and
provide higher performance when supplied with a
high-quality external word clock. The word clock
output in the Ayre QX-5 Twenty is derived from
the ultra-low phase-noise master clock built into
the unit.
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