Troubleshooting - Shure AXU Series User Manual

English
PROBLEM
No sound.
No sound or faint sound. No so nd or faint so nd
Sound level from the
receiver is different from
that of a cabled guitar or
microphone.
Sound level is different
when you change guitars.
Distortion increases
gradually.
Bursts of noise, distortion, or
other radio signals interrupt
performance.
Momentary loss of sound as
transmitter is moved around
performing area (dropouts).

TROUBLESHOOTING

INDICATOR STATUS
= flickers on loud peaks
= on
RECEIVER
TRANSMITTER
ANTENNA AUDIO
POWER
A
ON B PEAK
TRANSMITTER
AUDIO
POWER ANTENNA
ON A B PEAK
TRANSMITTER
ANTENNA AUDIO
POWER
A PEAK
ON B
TRANSMITTER
AUDIO
POWER ANTENNA
A PEAK
ON B
TRANSMITTER
POWER ANTENNA AUDIO
ON A B PEAK
TRANSMITTER
AUDIO
POWER ANTENNA
A
ON B PEAK
ANTENNA
A
B
ANTENNA
A B
XMITTER
Slide transmitter POWER switch to ON.
POWER
Make sure battery is inserted properly (+/– battery terminals must
match transmitter terminals).
LOW BATT
Insert fresh battery.
Make sure AC adapter is securely plugged into electrical outlet
POWER
and into DC input connector on rear panel of receiver.
Make sure AC electrical outlet works and supplies proper
LOW BATT
voltage.
POWER
Slide transmitter MUTE switch to ON.
LOW BATT
Extend antennas. Receiver antennas should point away from
POWER
each other at a 45 angle from vertical.
Move receiver away from nearby metal objects.
LOW BATT
Remove obstructions and maintain line of sight between
transmitter and receiver.
Move transmitter closer to receiver.
POWER
Increase transmitter gain until Transmitter Audio Peak light flashes
on loud peaks.
LOW BATT
Turn up receiver volume control as necessary.
POWER
Turn up receiver volume control.
Check cable connection between receiver and amplifier or mixer.
LOW BATT
Adjust transmitter gain as necessary.
Adjust receiver volume as necessary.
Adjust transmitter gain to compensate for differences between
guitar output levels.
POWER
Replace transmitter battery.
LOW BATT
If noise occurs when transmitter is turned off, remove or turn off
POWER
nearby sources of RF (such as other wireless systems, CB radios,
etc.).
LOW BATT
Use a wireless system that operates on a different frequency.
POWER
Reposition receiver and perform walk-through test. If audio
dropouts persist, mark "dead" spots and avoid them during
performance.
LOW BATT
6
SOLUTIONS