![background image](http://html.mh-extra.com/html/acer/at110-series/at110-series_user-manual_6156088.webp)
5 System troubleshooting
72
Network connection indicators do not light.
Do the following:
•
Check the cabling and network equipment to make sure that they
are in proper condition.
•
Reinstall the network drivers.
•
Try another port or hub on the switch.
Network activity indicators do not light.
Do the following:
•
Make sure the correct network drivers are loaded on the system.
•
Network might be idle.
Peripheral device connected to a USB port does not work.
Do the following:
•
Reduce the number of external devices connected to a USB hub.
•
Refer to the documentation that came with the device.
There is problem with the software program.
Do the following:
•
Verify that the software is properly configured for the system.
Refer to the software installation and operation documentation
for instructions on setting up and using the software.
•
Try a different version of the software to see if the problem is with
the copy you are using. If the other version runs correctly on the
system, contact your vendor about the defective software.
No characters appear on the display monitor.
Check the following:
•
Is the keyboard functioning? Test it by turning the Num Lock
function on and off to check if the Num Lock indicator lights up.
•
Is the display monitor plugged in and turned on? If you are using a
switch box, is it switched to the correct system?
•
Are the brightness and contrast controls on the video monitor
properly adjusted?
Summary of Contents for AT110 Series
Page 1: ...AT110 Series User Guide ...
Page 14: ...xiv ...
Page 17: ...1 System tour ...
Page 21: ...5 4 HDD carriers 5 Mainboard 6 PCI slot lock 7 System fan No Component ...
Page 29: ...2 System setup ...
Page 36: ...2 System setup 20 ...
Page 37: ...3 System upgrades ...
Page 57: ...4 System BIOS ...
Page 76: ...4 System BIOS 60 window are non configurable ...
Page 81: ...5 System troubleshooting ...
Page 90: ...5 System troubleshooting 74 ...
Page 91: ...Appendix A Server management tools ...
Page 92: ...Appendix A Server management tools 76 ...
Page 96: ...Appendix A Server management tools 80 ...
Page 97: ...Appendix B LSI RAID configuration ...
Page 100: ...Appendix B LSI RAID configuration 84 ...
Page 103: ...87 rear 4 troubleshooting 72 user password 56 ...
Page 104: ...88 ...