Troubleshooting; Specifications - auna multimedia 10000521 Bedienungsanleitung

To resolve any issues that may arise, please check the device using the following list. If your issue is not listed, please
do not attempt to disassemble or repair the unit yourself, as doing so may cause a hazard. In this case, please return
the unit to the dealer or have it repaired by a qualified technician.
Problem
There is no power, even when the 'on'
switch is pressed.
Speakers are not making any sound.
Centre surround speakers are not making
any sound.
The sound of the speakers is distorted.
The bass is weak, the sound is unbal-
anced.
No sound from the microphone.
Karaoke is not working normally.
There is noise with alternating current
(AC).
Performance and Specification of the Amplifier:
Input Impedance
Input Sensitivity
Gain Difference
Left and Right Track Crosstalk Attenuation
High Frequency Boost / Attenuation
Low Frequency Boost / Attenuation
Signal to Noise Radio
Total Harmonic Distortion
Frequency Response
RMS.
Max. Output
Technical data are subject to change without notice.

Troubleshooting

Possible reasons
• The plug is not properly inserted. There is no power going to the plug. The internal
fuse has blown.
• The power button has not been pressed.
• The incorrect input signal has been selected.
• Check the connections.
• Check the power supply of the source.
• Check the speaker cables of the short circuit.
• The speakers are not in the correct position.
• The speaker cables are in reverse polarity.
• The +/- speaker cables are not properly connected.
• Readjust the highs and lows.
• Check the volume on the microphone.
• Check that the microphone cable has a short circuit.
• Volume and sound are not tuned to a suitable level.
• Echo and delay are set to a minimum.
• Microphone is defective.
• Bad contact with the input signal (cable or plug).
• Signal is sent without shielding.
• There are transformers or generators nearby.
• The connected accessory is defective.

Specifications:

47 kohms
≤ 280mV
≤ 2dB
≥ 50dB
± 10dB
± 10dB
≥ 76 dB
< 0.5%
20Hz - 20kHz (± 2dB)
2 x 45W + 3 x 12W (4 ohms)
400W (4 ohms)
10