Instruction manual

TROUBLESHOOTING
Installation and Operations Manual
9
The Status, Link, Video, and USB LEDs on the transmitter and receiver will
indicate any problems with the connections or unit. Please refer to Table 1
for a description of the different LED conditions that may occur.
All LEDs on the Transmitter / Receiver unit are off
 Verify that the power adapter is properly connected and supplying +5V
DC to the transmitter or +24V DC to the receiver
There is no audio
 Verify that the USB CMEDIA PNP Audio device is selected as the
default audio device.
 If the CMEDIA device is enumerated do the following.
a. In Windows: Go to the Control Panel, select Sound or Sound and
Audio Devices, Select USB Audio Devices, set USB Audio Devices as
default playback.
b. In Mac OS X: Go to System Settings, select Sound, select USB PNP
device, set USB PNP devices as default.
c. In Linux Ubuntu: Go to System, Preferences, and select Sound. To
set up the microphone, click on the ‘Input’ tab and select “USB_PnP
Sound Device Analog Mono”. To setup Stereo-Out, click on the
“Output” tab and select “USB_PnP_Sound_Device Analog Stereo”.
All LEDs on both the Local Extender unit and Remote Extender unit are
on, but the USB device does not operate correctly or is detected as an
“Unknown Device” in the operating system.
 Disconnect the KVM extender product from the computer and connect
the USB device directly to the USB port on the computer. If the device
does not operate properly, consult the user documentation for the
device.
 Update your system BIOS, chipset or USB Host controller drivers from
your System/Mother board manufacturer’s website.
 Make sure the Operating System has all the latest updates installed.
 If the device operates properly when directly connected to the computer,
connect another device (of a different type) to the KVM extender product.
Connect the KVM extender product to the computer.
 If the second device does not operate, the KVM extender product may
be malfunctioning. Contact technical support for assistance.
 If the second device does operate properly, the first device may not be
compatible with the KVM extender product.