Lenovo ThinkServer RD640 - Page 208

Symptom
Action
•Themouseorpointingdeviceiscleanandnodust
accumulates.
•Thedevicedriversareinstalledcorrectly.
•TheUSBcontrollerisenabledintheSetupUtility
program.See“UsingtheSetupUtilityprogram”
onpage59
.
2.Restarttheserver.
3.Replacethemouseorpointingdevice.
AUSBdevicedoesnotwork.
1.Ensurethat:
•TheUSBcableissecurelyconnectedtotheserver.
IftheUSBdeviceisconnectedtoaUSBhub,
disconnectthedevicefromthehubandconnect
itdirectlytotheserver.
•Thedevicedriversareinstalledcorrectly.
•TheUSBcontrollerisenabledintheSetupUtility
program.See“UsingtheSetupUtilityprogram”
onpage59
.
2.Restarttheserver.
3.ReplacetheUSBdevice.
194ThinkServerRD640UserGuideandHardwareMaintenanceManual