5 Troubleshooting

Audio signal carries an

 

Too much low-level noise in

 

Engage the channel’s high-pass

unwanted hum.

 

the mix.

 

filter by pressing the HPF

 

 

 

 

switch.

 

 

Interference from appliances

 

Engage the channel’s high-pass

 

 

such as air conditioners.

 

filter by pressing the HPF

 

 

 

 

switch.

 

 

Not using TRS cables.

 

Make sure you are using 1/4”

 

 

 

 

TRS cables.

 

 

 

 

 

Microphone level is too low.

 

Phantom power is not

 

Turn on phantom power using

 

 

turned on.

 

the switch on the rear panel of

 

 

 

 

the mixer.

 

 

Microphone is damaged.

 

Test the microphone on other

 

 

 

 

audio devices. If you detect

 

 

 

 

damage, contact the

 

 

 

 

manufacturer or dealer.

 

 

 

 

 

No or low sound from a

 

Channel level is too low.

 

Turn up channel level.

channel.

 

 

 

 

 

 

Instrument volume is too

 

Turn up the instrument’s

 

 

low.

 

volume control. If problem

 

 

 

 

persists, check the instrument by

 

 

 

 

plugging headphones into the

 

 

 

 

instrument’s phone jack.

 

 

Gain is too low.

 

Adjust the channel’s GAIN

 

 

 

 

control.

 

 

 

 

 

Internal effects aren’t

 

Effects level is too low.

 

Turn up the level using the

working.

 

 

 

EFFECTS / AUX RET B

 

 

 

 

LEVEL control in the master

 

 

 

 

section of the mixer.

 

 

An effect hasn’t been

 

Press the EFFECTS knob on

 

 

selected.

 

the desired effect and make sure

 

 

 

 

the SIG indicator is lit.

 

 

 

 

 

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Image 24
Cables to Go 8 manual Troubleshooting, Effects / AUX RET B