HP 372284-001 Panduan Pengguna - Halaman 35
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Table 5-1: Troubleshooting
Symptom
The switch exhibits
erratic behavior.
The keyboard or
mouse is not
responding.
USB devices are not
responding.
A device not
recognized message
appears in Windows
HP 1x4 USB/PS2 KVM Switch User Guide
Possible Cause
The switch is not
receiving enough power.
The keyboard or mouse
must be reset.
There is no connection
to the computer.
The switch must be
reset.
The USB ports must be
reset.
There is a Windows
timing problem.
Troubleshooting
Action
Connect the switch to external power. If the
switch is already connected to external power,
verify that the power connections match the
system specifications, and that all cables are
plugged in and functioning properly.
Press and hold port selection switches 3 and 4
for 2 seconds.
Unplug the cables from the console ports, then
reconnect the cables.
Be sure that the cable between the computer
and the switch is properly connected.
Disconnect all the devices cables from the
switch, power off the KVM switch, wait 10
seconds, then reconnect the cables to power
up the switch.
Unplug the device USB cables from the switch
rear panel, then reconnect the cables.
Use the USB Reset hotkey combination to
reset the USB ports. Refer to the "USB Reset"
section in chapter 3 for more information.
1.
Unplug the KVM cable from the computer
USB port.
2.
Open Windows System Settings, and
remove the Unknown Device entry.
3.
Reconnect the KVM cable.
5
continued
5-1