CyberPower Systems CP-H411 quick start Appendix a, Troubleshooting

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Appendix A

Troubleshooting

Problem

Unit operates erratically

Possible Cause

Static electricity may cause the hub to behave erratically.

Action

Reset the hub by

disconnecting it from

your computer. Wait 5

seconds, then

reconnect it.

USB devices

Connected USB

operate erratically or devices may require

can't be powered

too much power for

on.

bus-powered operation.

Unit fails to operate

Non-USB compliant

at all.

operating system.

Connect the CyberPower AC power adapter to the hub.

Insure that your

 

computer is fully USB-

 

compatible and a USB-

 

compliant operating

 

system is installed.

 

(see System

7

Requirements section)

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Contents Quick Start Guide For USB 4-Port Hub Table of Contents Introduction System Requirements Package ContentsSpecifications Product Overview AC Adapter Power Connection Installation Appendix a TroubleshootingRadio & TV Interference Statement Appendix BAppendix C Lifetime Limited WarrantyCyberPower Systems USA, Inc