CyberPower Systems CP-H720P Benutzerhandbuch
Appendix A
Troubleshooting
7
Problem
Possible Cause
A
Problem
Possible Cause
Action
Unit operates
Erratically.
Static electricity may
cause the hub to
behave erratically.
cause the hub to
behave erratically.
Reset the hub and
disconnecting it from
your computer. Wait 5
seconds, then
reconnect it.
your computer. Wait 5
seconds, then
reconnect it.
USB devices
operate erratically or
can't be powered
operate erratically or
can't be powered
Connected USB
devices may require
too much power for
bus-powered
too much power for
bus-powered
Connect the AC power
adapter to the hub.
adapter to the hub.
Unit fails to operate
at all.
at all.
Non-USB compliant
operating system.
operating system.
Insure that your
computer is fully USB-
compatible and a USB-
compliant operating
system is installed.
(see System
Requirements section)
computer is fully USB-
compatible and a USB-
compliant operating
system is installed.
(see System
Requirements section)
AC power adapter by
on.
operation.