©Copyright LOTRONIC 2012
4
Turn the input selector switch to the correct position and power the unit on. A few
seconds later, the unit has reached normal working condition. Adjust the volume
according to your taste.
If the fuse blows, please contact a technician to replace the fuse by a new one that is
identical to the original one.
If the LED doesn’t light up when the amplifier is switched on, it means that there is a
malfunction. Please turn the power immediately off and solve the problem. Turn
power on again.
Use the A/B function to select the speaker output according to your speaker cable
connection. If the amplifier is connected to two pairs of speakers at both A & B
channels, please select the A+B channel position.
Warning: Do not connect 2 pairs of 4 Ohms speakers at the same time to the
amplifier A & B outputs.
Trouble-shooting
If the amplifier doesn’t operate properly, check the points in the table below. If this
doesn’t solve the problem, please contact your dealer.
Problem
Causes
Solution
No sound
•
Bad speaker connection
•
Wrong connection of
audio input socket
•
Bad connection of power
plug
•
Volume turned down to
the minimum
•
Speaker output selector
not in the correct position
•
Connect securely
•
Check the audio input socket
•
Connect the power cable
properly
•
Turn the volume up to a
suitable level
•
Select the correct speaker
output
Distortion
•
The volume is too loud
•
Reduce the volume to an
acceptable level
Sound only
from one
channel
•
Incomplete speaker
connection
•
Incomplete input/output
lead connections
•
Left/right balance is off on
one side
•
Connect securely
•
Connect securely
•
Adjust the balance properly
