Rack-Mounting a Receiver
Use the supplied mounting hardware to install the receiver in a standard 19" audio equipment rack.
BXL4R
group
(A-Y)
Troubleshooting
Issue
No sound or faint sound
Audio artifacts or dropouts
Distortion
Sound level variations when switching
to different sources
Receiver/transmitter won't turn off
Transmitter beyond receiver range
14
channel
(0-9)
Indicator Status
Receiver RF bars and battery LED
illuminated
Receiver RF bars and battery LED off
Receiver screen off
Transmitter indicator LED flashing red
Receiver RF bars and battery LED
flickering
Audio meter on receiver indicates
overload (OL)
N/A
LED indicator flashing rapidly, lock
icon shown on receiver display
Receiver display dimmed to 50%
BXL4R
group
channel
(A-Y)
(0-9)
Antenna Connection
Diagram
Solution
• Verify all sound system connections or adjust gain as needed (see
Adjusting Gain)
• Verify that the receiver is connected to mixer/amplifier
• Turn on transmitter
• Make sure the batteries are installed correctly
• Perform transmitter setup (see Single System Setup)
• Insert fresh batteries
• Make sure AC adapter is securely plugged into electrical outlet.
• Make sure receiver is powered on.
Replace transmitter batteries (see Changing Batteries).
• Change receiver and transmitter to a different group and/or
channel.
• Identify nearby sources of RF interference, and shutdown or re-
move source.
• Replace transmitter batteries.
• Ensure that receiver and transmitter are positioned within system
parameters
• System must be set up within recommended range and receiver
kept away from metallic surfaces.
• Transmitter must be used in line of sight from receiver for optimal
sound
Reduce transmitter gain (see Adjusting Gain).
Adjust transmitter gain as necessary (see Adjusting Gain).
See Locking and Unlocking Controls.
Move transmitter closer to receiver
SHURE INCORPORATED
NILES, IL 60714
ANTENNA B
POWER
MIC OUT
LINE OUT
ANTENNA A