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GLXD4R
Half-Rack Wireless Receiver
Issue
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
Transmitter information does not appear on
the Receiver LCD
Transmitter powers off after one hour
Second frequency manager does not send
RF signal to receivers
RF interference while connected to frequency
manager
Resetting Components
Use the reset function if it is necessary to restore the transmitter or receiver
to their factory settings.
Resetting the Receiver
Restores the receiver to the following factory settings:
•
Gain level = default
•
Controls = unlocked
Press and hold the link button while turning on the receiver power until the
LCD displays RE.
Specifications
Tuning Bandwidth
2400–2483.5 MHz
Working Range
Indoor
Outdoor
0
0
Note: Actual range depends on RF signal absorption, reflection and interference.
1
Note: Dependent on microphone type
2017/11/28
Indicator Status
N/A
Transmitter LED
flashing rapidly
N/A
LK shown on receiver
display when buttons
are pressed
Transmitter LED
flashes green three
times
N/A
Transmitter status LED
GLX-D transmitters automatically turn off after one hour to conserve battery life if the
off
signal from a linked receiver is not detected. Make sure that linked receiver is turned on.
Verify that antenna A and antenna B ports on second frequency manager are connected
Data sync LED off
Move system away from other 2.4 GHz sources such as Wi-Fi access points or computers.
Receiver screen
If using directional antennas, place interference sources behind antennas in the null to
flashes -- --
minimize interference. Place receivers or directional antennas closer to transmitters.
Up to 30 m (100 ft) typical,
Up to 60 m (200 ft) maximum
Up to 20 m (65 ft) typical, Up
to 50 m (165 ft) maximum
Solution
Adjust transmitter gain as necessary (see Gain Adjustment).
Controls locked. See Locking and Unlocking Controls.
Check transmitter. Transmitter must be on to enable gain changes.
Controls locked. See Locking and Unlocking Controls.
Controls locked. See Locking and Unlocking Controls.
Linked transmitter is off or the receiver is not linked to a transmitter.
to cascade A and cascade B ports on first frequency manager.
Note: When reset is complete, the receiver will automatically initiate linking
to search for a transmitter. Press and hold the transmitter link button within
five seconds of powering-on to complete the link.
Resetting the Transmitter
Restores the transmitter to the following factory settings:
•
Controls = unlocked
Press and hold the transmitter link button while turning on the transmitter
until power LED goes off.
When the link button is released, the transmitter will automatically initiate
linking to find an available receiver. Press the link button on an available re-
ceiver to relink.
Transmit Mode
Shure GLX-D proprietary digital
Audio Frequency Response
20 Hz – 20 kHz
1
Dynamic Range
120 dB, A-weighted
Shure Incorporated
17/20
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