Crestron USB-EXT-3-LOCAL Quick Start Manual page 6

USB-EXT-3-LOCAL and USB-EXT-3-REMOTE
USB 3.2 Extender over CAT 6a/7 Cable, Local and Remote
Troubleshoot the USB Extenders
The following table provides troubleshooting information for the USB extenders. If further assistance is required, contact
technical support.
Symptom
All LEDs are OFF.
The Power LED is ON, but the Status LED is
OFF.
The Link LEDs are OFF on both extenders.
The Link LEDs on both extenders are ON,
but the USB 2 and USB 3 LEDs are OFF.
Issue
The USB extender is not receiving power
from the AC power adapter.
The unit has malfunctioned.
There is no connection between the Local
and Remote Extenders.
The host device is not powered on.
The USB-EXT-3-LOCAL is not connected
to a host device.
The host device does not support USB
Hubs.
The unit is malfunctioning.
Action
Ensure that both AC power adapters are connected to the
extenders, and ensure that the AC adapter is connected to a live
source of AC power.
Crestron True Blue technical support
Contact
1. Ensure that no more than 330 ft (100 m) of CAT 6a/7 cabling is
connected between the extenders.
2. Connect a short CAT 6a/7 patch cable between the extenders. If
the Link LED lights, then the previous cable is defective or not
capable of supporting the link.
1. Disconnect all USB devices from the USB-EXT-3-REMOTE.
2. Disconnect the USB-EXT-3-LOCAL from the host device.
3. Disconnect the power adapters from both extenders.
4. Reconnect the USB-EXT-3-LOCAL to the host device.
5. Reconnect the power adapters to both extenders.
6. Check that both extenders are listed as USB hubs in Windows
Device Manager or macOS System Profiler, or use the "Isusb"
command in a Linux Terminal.
7. If the problem is not resolved, contact
technical support.
Quick Start
Crestron True Blue
for assistance.
Crestron True Blue
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