Avocent ECMS2000U Switch User Manual


 
Appendices 49
If the Computer Access Node has been power cycled (by unplugging the USB cables), ensure
that all other cables are disconnected before reconnecting the Computer Access Node. Ensure
that you connect the USB cables first.
No mouse or keyboard operation from peripherals attached to
User Access Node
Ensure that the mouse and keyboard cables are connected to the correct PS/2 or USB ports on
the User Access Node. Match the connector color codes (green for mouse and purple for
keyboard).
Ensure that both of the USB connectors from the Computer Access Node are securely con-
nected to the correct connectors on the remote computer.
If the remote computer can provide only one USB port for the Computer Access Node:
Use an external power supply for the Computer Access Node
Ensure that the Computer Access Node USB cable labeled “2” is attached to the available
USB port of the remote computer
Ensure that the correct keyboard layout is configured on the remote computer for the keyboard
you are using.
Retest the mouse and keyboard by connecting them directly to the remote computer and reboo-
ting. If one does not function correctly, replace it.
No audio from speakers attached to User Access Node
Ensure that the audio cable is securely plugged into the line-out port of the remote computer
(should be color-coded green).
Ensure that the speaker cable is securely plugged into the line-out port of the
User Access Node.
Verify that the audio sample rate has not been set to “off” for either the Computer Access Node
or the User Access Node.
See Audio Performance Settings on page 38.
Ensure that the same audio sample rate has been set for both the Computer Access Node and
the User Access Node.
See Audio Performance Settings on page 38.
Verify that the speakers are powered.
Retest the speakers by connecting them directly to the remote computer. If they do not function
correctly, replace them.
Poor sound quality from speakers attached to User Access Node
4. Ensure that the same audio sample rate has been set for both the Computer Access Node and
the User Access Node.
See Audio Performance Settings on page 38.
Poor video quality on monitor attached to User Access Node
Reset video by pressing <F11>.