21

There is no power

Make sure the power adapter cord is
rmly co
nnected to t
he back of the
UHF-5900
If using a power st
rip
/surge
-protector, make sure that it is plugged in and switched on.
Make sure the rear panel power
switch and the f
ront panel module power switches are
turned on
.

There is no

sound

Make sure
everything is connected fi rmly and properly.
Make sure there are no defective cables.
M
ake sure all of your components are turned on.
Make sure all of the components (amp, mixer, TV, etc.) are set to the proper inputs.
Make
sure the micr
ophones are set to the correct channel
s
.
Make
sure the
module volume
is turned up
.

The sound cuts out, is unclear, or has static

Make sure
everything is connected fi rmly and properly.
Position the antennas 90
º
from each other.
(see illustration on page 13)
Make sure there are no defective cables.
Make sure the microphone batteries are fre
sh and fully charged
.
I
ncrease
the squel
ch on the affected channel.
(see page 16)
Make sure each module is set to a different frequency.
Do not assign
more than one mic to a module.
Try a different wireless frequency channel.

Burst of static when turning off a microphone

I
ncrease
the squel
ch on the affected channel.
(see page 16)
Make sure microphones are at least 1
ft from each other
.
Make sure the microphones are at least 5ft from the receiver.

Can’t fi nd an interference free frequency

Refer to obtaining information on your proximity to TV broadcast towers. (see page 18)

The mic

rophone will not set to

the desired frequency

Make sure
the microphone has charged batteries
.
Make sure nothing is blocking the the infrared sensors.
Hold the microphone closer to the module with the
IR sensors facing each other
.
Try a different wireless frequency channel.

Audio from one microphone bleeds into another channel

Make sure
the microphone
is at least 10 feet from the receiver
.
M
ake sure that the mic frequency is at least 1MHz away from the
f
requencies o
f the other mics.

Module is stuck in scan mode

Res
et
the module by turning it off and on
.

Buttons are not responsive

Make sure
the butt
ons are not st
uck
.
Res
et
the module by turning it off and on
.
Troubleshooting