Ayre QX-5 Owner's Manual page 49

If there are any unusual
noises coming from the
loudspeaker, turn the rear-
panel AC power switch to
"Off " immediately. Please
return the unit to your
authorized dealer or service
48
When the AC line voltage returns to normal the
AMP AC LOW message will remain so that
cause of the error is known. Press the right-hand
front-panel button to return the unit to the
operate mode.
DC Offset
AyreLink equipped power amplifiers incorporate a
circuit to detect the presence of DC at the output
terminals which could be harmful to the
loudspeaker.
center.
Disconnect the source component that caused the
error from your system. Then press the right-hand
front-panel button to return the unit to the
normal operate mode and select a different source
component. If the system operates properly in this
case, take the faulty source component to an
authorized dealer or service center.
The QX-5 Twenty display will change to
AMP AC LOW when the AC line voltage
is too low.
The QX-5 Twenty display will change to read
AMP DC OFFST when excessive DC offset is
present.