Troubleshooting - Shure QLX-D Series User Manual

2. The receiver displays the type of transmitter firmware it has available. The receiver holds one type of firmware at a
time.
◦ HH BP = handheld or bodypack firmware
◦ BN GN = gooseneck or boundary firmware
3. Press enter to start the update.
4. When the red IR LED flashes, align the receiver and transmitter IR sync ports. The red LED will remain illuminated to
indicate correct alignment and the download will automatically start.
5. Maintain alignment during the update and monitor download progress (0 to 100%) on the receiver screen.
6. When the update is complete, "TX Update good" is shown on the receiver display. If the screen shows Err. 09, update
again with a transmitter type that matches the firmware held by the receiver.

Troubleshooting

Issue
No Sound
Faint sound or distortion
Lack of range, unwanted noise bursts, or dropouts
Cannot turn transmitter off or change frequency set­
tings, or can't program receiver
Receiver display shows FAIL after encryption is disable
Group and Channel display shows "--"
Power
Make sure that the receiver and transmitter are receiving sufficient voltage. Check the battery indicators. Replace or recharge
the batteries if necessary.
Gain
See Solution...
Power, Cables, or Radio Frequency
Gain, Cables, Reducing Interference or Radio Frequency
RF
Interface Locks
Encryption Mismatch
Custom Group IR Sync
Shure Incorporated
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