User Manual

Troubleshooting
Solution
Indicator
Status
Issue
•Verify all sound system
connections or adjust
gain as needed (see
Adjusting Gain).
•Verify that the receiver
is connected to mix-
er/amplifier.
Receiver RF
LED on
No sound or faint sound
•Turn on transmitter.
•Make sure the batteries
are installed correctly.
•Link transmitter and re-
ceiver (see Linking top-
ic).
•Charge or change
transmitter battery.
Receiver RF
LED off
•Make sure AC adapter
is securely plugged into
electrical outlet.
•Make sure receiver is
powered on.
Receiver LCD
screen off
Charge or change
transmitter battery.
Transmitter
indicator LED
flashing red
Disconnect transmitter
from charger.
Transmitter
plugged into
charger.
•Change receiver and
transmitter to a different
group and/or channel.
•Identify nearby sources
of interference (cell
phones, Wi-Fi access
points, signal proces-
sor, etc...) and shut-
down or remove
source.
•Charge or change
transmitter battery.
•Ensure that receiver
and transmitter are posi-
tioned within system
parameters.
•System must be set up
within recommended
range and receiver kept
away from metallic sur-
faces.
•Transmitter must be
used in line of sight
from receiver for opti-
mal sound.
rf LED
flickering or off
Audio artifacts or dropouts
Solution
Indicator
Status
Issue
Reduce transmitter gain
(see Gain Adjustment).
OL indicator
appears on
receiver LCD
Distortion
Update both components
to firmware version 2.0 or
greater. Download the
Shure Update Utility
application and follow the
instructions.
Transmitter
and receiver
LEDs flash to
indicate that
linking started,
but the link
fails
Transmitter and receiver link
unsuccessful
Adjust transmitter gain as
necessary (see Gain
Adjustment).
N/A
Sound level variations when
switching to different sources
Controls locked. See
Locking and Unlocking
Controls.
Transmitter
LED flashing
rapidly
Receiver/transmitter won't
turn off
Check transmitter.
Transmitter must be on to
enable gain changes.
N/A
Receiver gain control cannot
be adjusted
Controls locked. See
Locking and Unlocking
Controls.
LK shown on
receiver
display when
buttons are
pressed
Receiver controls cannot be
adjusted
Controls locked. See
Locking and Unlocking
Controls.
Transmitter
LED flashes
green 3 times
Transmitter ID function does
not respond
Linked transmitter is off or
the receiver is not linked to
a transmitter.
N/A
Transmitter information does
not appear on the Receiver
LCD
GLX-D transmitters
automatically power-off
after 1 hour to conserve
battery life if the signal
from a linked receiver is
not detected. Make sure
that linked receiver is
turned on.
Transmitter
status LED off
Transmitter powers off after 1
hour
CBAModel
37 mm, 1.5 in.252 mm, 9.9 in.51 mm, 2.0 in.SM58
37 mm, 1.5 in.252 mm, 9.9 in.51 mm, 2.0 in.BETA 58
37 mm, 1.5 in.252 mm, 9.9 in.49 mm, 1.9 in.SM86
37 mm, 1.5 in.252 mm, 9.9 in.51 mm, 2.0 in.BETA 87A
Resetting Components
Shure IncorporatedGLXD4 Wireless Receivers
13/192017/10/23