Shure GLXD4R User Manual page 29

Issue
Audio artifacts or dropouts
Distortion
Transmitter and receiver link
unsuccessful
Sound level variations when
switching to different sources
Receiver/transmitter won't turn
off
Receiver gain control cannot
be adjusted
Receiver controls cannot be
adjusted
Transmitter ID function does
not respond
Indicator Sta-
Solution
tus
Transmitter in-
dicator LED Charge or change transmitter battery.
flashing red
Transmitter
plugged into Disconnect transmitter from charger.
charger.
Change receiver and transmitter to a different group and/or channel.
Identify nearby sources of interference (cell phones, Wi-Fi access
points, signal processor, etc.) and shut down or remove source.
Charge or change transmitter battery.
RF LED flicker­ Ensure that receiver and transmitter are positioned within system
ing or off 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.
OL indicator ap­
pears on receiv­ Reduce transmitter gain (see Gain Adjustment).
er LCD
Transmitter and
receiver LEDs
flash to indicate Update both components to firmware version 2.0 or greater. Down­
that linking start­ load the Shure Update Utility application and follow the instructions.
ed, but the link
fails
N/A Adjust transmitter gain as necessary (see Gain Adjustment).
Transmitter LED
Controls locked. See Locking and Unlocking Controls.
flashing rapidly
N/A Check transmitter. Transmitter must be on to enable gain changes.
LK shown on re­
ceiver display
Controls locked. See Locking and Unlocking Controls.
when buttons
are pressed
Transmitter LED
flashes green Controls locked. See Locking and Unlocking Controls.
three times
Shure Incorporated
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