Owner's Manual
Page 25
Owner's Manual Appendix A: Service Information If you will be necessary to have your Onyx 4•Bus serviced. You may find ...Noise/Hum • Turn down each channel, one by one. When the noise goes away, you are no user serviceable parts inside. Try unplugging any ) turned up ). • Is the POWER LED [44] on the...Mackie product has a problem, please check out the following troubleshooting tips and do your building? Reduce the signal level on ? Disconnect them around. There are certain that channel. • Check the signal cables between the input sources and the Onyx...
Owner's Manual Appendix A: Service Information If you will be necessary to have your Onyx 4•Bus serviced. You may find ...Noise/Hum • Turn down each channel, one by one. When the noise goes away, you are no user serviceable parts inside. Try unplugging any ) turned up ). • Is the POWER LED [44] on the...Mackie product has a problem, please check out the following troubleshooting tips and do your building? Reduce the signal level on ? Disconnect them around. There are certain that channel. • Check the signal cables between the input sources and the Onyx...