31
System electronics power The power switch is off Turn on power switch.
LED does not light
The power cord is loose, Correct the power cord problem.
not installed, or defective
The circuit breaker handling Turn off the power switch and reset the circuit breaker. If the
this AC outlet has tripped breaker trips again, there is a problem in the building wiring, or
other loads plugged into the same circuit. Call an electrician. If
the breaker does not trip, turn on the system electronics. If the
circuit breaker trips again, the total load on this circuit may be
excessive. Or, the system electronics may be defective. Test the
system electronics on another circuit known to not be fully
loaded.
One of the internal fuses Refer the problem to an authorized service agent. It is not user-
has blown serviceable.
No output from loudspeaker The power amplifier “no load” If the system electronics are powered up with no loudspeakers
Out L and/or R protection has been activated connected, the no load protection will shut down the amplifiers
and keep them down even if the loudspeakers are later con-
nected. Make sure that the loudspeakers are properly connected
to the system electronics. Turn the AC mains off and back on
again.
The potentiometer wires going Confirm this by disconnecting the remote volume control wire at
to the remote control have been the system. The system should operate at full volume.
shorted
Check for wire whiskers at the connector or in the remote control
or for a defective wire. Repair the short.
Paging is not audible in The Page Enable switches Set the switches to enable paging.
the loudspeakers (block 5) are set to off
The Page Trigger Level Turn the Page Trigger Level to the right to increase the sensitivity.
(block 3) is turned too far down
The Page Mix Trim (block 4) Turn it to the right and adjust for the correct paging level.
is turned too far down
The volume is at full and The wiring to the Remote Locate and correct the problem.
does not respond to the Volume control has been cut or
Remote Volume control has fallen out of place at one
end, or the potentiometer in the
remote control has broken
Symptom Possible Cause Remedy
Troubleshooting
English
AM180090_02_V.pdf • May 7, 2002
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