Troubleshooting - Conrad MPA-M.A.R.L.I.S. MkIII Notice D'emploi

14. Troubleshooting

In purchasing the PA system, you have acquired a product designed to the state of the art and operationally reliable.
Nevertheless, problems or errors may occur.
Therefore, we would like to describe how to eliminate possible errors here:
Always observe the safety information!
No function, the POWER (4) display does not light up.
• Is the system switched on?
• Is the mains plug connected to the mains socket?
• Is the subwoofer's fuse defective?
• Check the mains socket. Is it properly supplied with current?
The POWER (4) display lights up, but there is no sound.
• Is the volume control on the mixer set to minimum?
• Is the mixer properly connected to the input?
• Is a muting function active at the mixer?
Only one satellite speaker is working.
• Is the respective connection line of the mixer OK?
• Is the speaker properly connected to SAT OUTPUT (6)?
• Is the balance or panorama controller at the mixer set incorrectly?
• Is the connection line from the audio source to the mixer connected correctly?
A drone is audible.
• Are the signal cables from the mixer to the PA system OK?
• Are the signal cables from the audio source to the mixer okay?
Repairs other than those described above must only be carried out by an authorised specialist.
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