Tangent AMP-50 User Manual

Page of 20
17
             TROUBLESHOOTING
Troubleshooting
PROBLEM                                CAUSE/REMEDY
No power when the amplifier 
-Switch on the electric current at the socket.
Is turned on.
-Check that the plug has been correctly inserted into the 
socket.
-The internal fuse has blown and must be replaced by a 
qualified service technician.
-The power cord has been damaged and must be replaced
No sound.
-The amplifier has not been turned on.
-The volume control is set at a minimum (see page 14).
-The speaker cables have not been correctly connected.
-A wrong input source has been selected.
-No input source has been connected.
There is sound in one channel only.
-The balance control is not correctly adjusted (see page 
16).
-The audio input cables have been incorrectly connected 
or damaged.
-The input source is defective.
-The speaker cables have been incorrectly connected or 
damaged.
-The speakers are defective.
High buzzing.
-The audio input cables have been incorrectly connected 
 or damaged.
-The ground cable for the record player has not been 
 connected.
-The record player pick-up is defective.
Weak bass and poor stereo
-The speaker connection is out of phase. Check that the 
perspective
 positive and negative poles have been correctly 
 connected, both at the back of the amplifier and at the 
 back of the speaker. 
Distortion of sound.
-Some of the conductor wires of the speaker cable are in  
 contact with each other which causes distortion.
-Bass and treble controls are set too high in relation to 
 speaker specifications.
-The volume is set too high.
The LCD display does not display
-The amplifier is defective and should be serviced by a 
any information.
qualified technician.
“ERROR 1” is displayed on the LCD
-The amplifier is defective and should be serviced by a 
display
 qualified technician.
The unit does not switch between 
- The amplifier is defective and should be serviced by a 
inputs modes
 qualified technician.