Troubleshooting | CX-Q Series amplifier outputs signal when amp outputs are muted

Learn how to troubleshoot the issue of the CX-Q Series amplifier outputting signal even when the amp outputs are muted.

Updated at June 20th, 2024

Affected Products

Hardware Model/Series
CX-Q Series
Software
All versions

Problem | Symptoms

A CX-Q Series amplifier is outputting audio when the amp channels are muted an is not outputting audio when the channels are unmuted.


Causes | Verification

This occurs when the  speaker wiring connections to the amp output pins don't match the amplifier Channel Configuration property in Q-SYS Designer.


Solution

  1. In Q-Sys Designer Software, set the design to Disconnect mode.
  2. Select the Amp Output component in schematic and check the Channel Configuration property.
  3. On the back  panel of the amplifier, inspect at the wiring chart next to the amp's output pins.
    1. Find pinout that matches the Channel Configuration property from the Design.
  4. Connect the speaker wires to the corresponding amp output pins listed on the wiring chart.
  5. In Designer, go to the File Menu and select Save to Core and Run.
  6. Test the amp channel mutes again. 

If the issue persists, Create a Case or contact Q-SYS Technical Support.