Troubleshooting - Harman AKG P820 TUBE Modo De Empleo

Troubleshooting

6 Troubleshooting
Problem
No sound
Distortion
Crackling noises or low output
30
Possible Cause
Power to mixer and/or recording
device is off.
Channel or master fader on mixer or
recording device is at zero.
Microphone is not connected to
mixer or recording device.
Cable connectors are seated
loosely.
Audio cable or audio/control cable
is defective.
No supply voltage
Vacuum tube inside microphone is
defective
Fuse blown
Channel gain control on mixer set
too high.
Microphone too close to sound
source.
Microphone sensitivity set too high. Switch preattenuation pad in.
Partial short circuits due to
excessive humidity.
Remedy
Switch power to mixer and/or
recording device on.
Set channel or master fader on mixer
or recording device to desired level.
Connect microphone to mixer or
recording device.
Check cable connectors for secure
seat.
Check cables and replace damaged
cable(s).
Check POWER LED. Switch power to
Remote Control Unit on.
Check audio/control cable and
replace if necessary.
Contact your nearest AKG Service
Center
Check POWER LED. Refer to
"Replacing Fuses Page 31" or
contact your nearest AKG Service
Center.
Turn gain control down CCW.
Move microphone further away from
sound source.
Place microphone in warm, dry room
and allow to dry.
P820