Trouble Shooting - T+A PA 3000 HV Betriebsanleitung

Many problems have a simple cause and a correspondingly simple solution. The following section describes a few
difficulties you may encounter, and the measures you need to take to cure them. If you find it impossible to solve a
problem with the help of these notes please disconnect the unit from the mains and ask your authorised  specialist
dealer for advice.
Machine does not switch
on.
The unit does not respond
to commands.
   
Machine responds correctly
to manual operation of the
buttons, but does
respond to remote control
commands.
The source devices
connected to the system
does not respond to remote
control commands.
   
Loud humming noise from
the loudspeakers.
   
48

Trouble shooting

Cause 1:
Mains lead not plugged in correctly.
Remedy:
Check connection, push connector in firmly.
Cause 2:
Mains fuse burned out.
Remedy:
Have the mains fuse replaced by an authorised specialist workshop. The rating
of the replacement fuse must agree with the specification printed on the unit.
Cause:
Static discharge or powerful interference (e. g. lightning) have corrupted the
processor memory.
Remedy:
Disconnect mains plug, wait about 1 minute and re-connect. Switch unit on
again.
Cause 1:
Incorrectly inserted batteries or flat batteries in the remote control handset.
not
Remedy:
Re-install batteries correctly or fit new ones.
Cause 1:
The unit you are trying to control is not selected as source device, i. e. the com-
mands from the remote control handset are being passed to a different source
device.
Remedy:
Press the corresponding source button on the remote control handset and try
again.
Cause 2:
The source device is not connected via an H
Remedy:
Complete the connection as shown in the wiring diagram.
Cause:
Poor contact between the Cinch(RCA) / XLR plugs and sockets, or a faulty
cable.
Remedy:
Please check all connections and cables thoroughly.
cable.
LINK