auna Areal 525 DG Manual page 23

Connecting equipment
Jacks and plugs of the connecting cord are color-coded as follows:
Red jacks and plugs:For the right channel of audio signals
Notes:
• Insert the plugs fully into the jacks.Loose connections may produce a
humming sound or other noise interference.
• Important: Connect the speakers and all other external equipment.and
finally connect the AC power cord.
EN
23