Troubleshooting - Tripp Lite B032-VUA4 Owner's Manual

Troubleshooting

Symptom
Mouse and/or Keyboard not
responding
USB devices not responding
Device not recognized (Windows)
Cannot switch ports by pressing
[Scroll Lock] twice
Cannot invoke HSM using
[Num Lock][-]
Factory Default Settings
Setting
Port Switching
Hotkey Invocation
Auto Scan Interval
Port Switching Keys
Keyboard Operating Platform
Factory Default Settings
Status
Off
On
Flashing (one)
Flashing (all)
Possible Cause
Improper mouse and/or keyboard
reset.
KVM switch needs to be reset.
USB ports need to reset.
Windows timing problem.
Keyboard is incompatible with Scroll
Lock invocation.
Incorrect operation for invoking HSM.
Keyboard is incompatible with [Num
Lock] invocation.
8
Action(s)
Unplug the cable(s) from the console
port(s), then plug it/them back in.
Power off all devices on the installation;
power off the KVM switch; wait five
seconds; then power up.
Unplug the device's USB cable from the
USB port on the switch's rear panel, then
plug it back in.
Unplug the KVM cable from the
computer's USB port; go into Windows
System Settings and remove the Unknown
Device entry; plug the KVM cable back in.
Windows will now recognize the device.
Switch to the Alternate HSM invocation
keys using hotkey [T].
Hold the [Num Lock] key, press and
release the [-] key, then release the [Num
Lock] key. The Caps Lock and Scroll Lock
LEDs will flash together to indicate that
the unit is in HSM.
Switch to the alternate HSM invocation
keys by using hotkey [H].
Default
[Scroll Lock] [Scroll Lock]
[Number Lock] + [-]
5 seconds
ON
PC compatible
Indication
Port is not selected
Port is connected to an active computer
Port is connected to an active computer and is being
accessed in Auto Scan Mode
Firmware Upgrade Mode is invoked