Troubleshooting - Onix A-25 Bedienungsanleitung

Listening
1 Set the VOLUME control to minimum and press the power switch (POWER), the blue LED (INPUT
SELECTOR) will confirm the power of the unit.
2. By means of the SELECT key you can select the desired playback source.
3. Adjust the volume of the amplifier by using the VOLUME of the control.
Inputs
The amplifier has four inputs for various audio components, inputs CD and AUX are RCA and have the same
function, the XLR input is a balanced, the input BYPASS only allows to use the amplifier only as a power
amplifier, not the preamplifier stage.
Output
The output PREOUT allows you to use the A-25 only as a preamp.
Protection
The device has a sophisticated protection circuit against the short circuits, distinguishing itself with the
simultaneous flashing of all LEDs for a few seconds, in this case must be unplugged the power cord and leave
unplugged for at least 15 minutes.

Troubleshooting

Incorrect operations are often mistaken for trouble and malfunctions. If you think that there is something wrong
with this component, check the points below. Sometimes the trouble may lie in another component. Investigate
the other components and electrical appliances being used.
If the trouble cannot be rectified even after exercising the checks listed below, ask your nearest ONIX authorized
service center or your dealer to carry out repair work.
Symptom
No power
Power plug is disconnected from outlet
supplied to unit
No sound
No sound from
one speaker
Dual Mono power Transistors TOSHIBA 2SA1943 for each channel, 4 x 68.00 mf / 35V Nichicon "Gold
Tune" lter capacitors, Piltron Toroidal Transformer 250W. Motorized potentiometer Alps "Blue Velvet".
Cause
Connecting cords are disconnected
from terminals, or connected
incorrectly
The position of the input selector does
not correspond to the component to be
played back.
Connecting cords or speaker cords
are disconnected on the side.
Components:
Remedy
Check that power cord and insert the plug
securely into outlet
Check if connections between external device
and the amplifier are connected correctly.
Check if the LED of the input selector
corresponds to the input source that you want
to listen.
Verify that the cables between amplifier and
speaker are well- connected according to the
different polarity.
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