9. PROBLEM CHART
PROBLEM
No power.
No sound.
Fan does not work, LEDs
do not light up.
LED
FAULT
lights
permanently.
10. CLEANING AND MAINTENANCE
We recommend a frequent cleaning of the device. Please use a soft lint-free and moistened cloth. Never use
alcohol or solvents!
There are no servicable parts inside the device except for the fuse. Maintenance and service operations are
only to be carried out by authorized dealers.
10.1 Replacing the fuse
If the fine-wire fuse of the device fuses, only replace the fuse by a fuse of same type and rating.
Before replacing the fuse, unplug mains lead.
Procedure:
Step 1: Unscrew the fuseholder with a fitting screwdriver from the housing (anti-clockwise).
Step 2: Remove the old fuse from the fuseholder.
Step 3: Install the new fuse in the fuseholder.
Step 4: Replace the fuseholder in the housing and fix it.
Should you need any spare parts, please use genuine parts.
If the power supply cable of this device becomes damaged, it has to be replaced by authorized dealers only
in order to avoid hazards.
Should you have further questions, please contact your dealer.
CAUSE
The power cord is not connected.
•
The power cord of the respective
•
device is not connected properly or
not connected at all or is defective.
The connection socket or the plug is
•
dirty.
The power cord is not connected.
•
up
Inputs receive DC voltage.
•
Amplifier
is
overheated due to
•
impurities or heat accumulation.
Impedance of speakers too low.
•
Short-circuit in speaker connection
•
or in speakers.
Technical default of amplifier.
•
DANGER TO LIFE!
Disconnect from mains before starting maintenance operation!
Check the power cord and any
•
extension cables.
Check the power cord and if the
•
plugs are tightly connected with the
sockets.
Clean the socket and/or the plug.
•
Please
•
available
Switch amplifier off and have the
•
device
technician.
Clean the fan grille.
•
Provide for sufficient air circulation.
•
Connect other speakers.
•
Check speakers.
•
Switch amplifier off and have the
•
device
technician.
27/28
REMEDY
check
if
the
power
checked
by
a
service-
checked
by
a
service
00056952.DOC, Version 1.0
is