Rev. 00
Company Confidential Optoma_______________________ Delta____________
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2008/07/02
Appendix-A
How to clear the USB enumeration registry?
Run “regedit” and select the following items
HKEY_LOCAL_MACHINE->SYSTEM->CurrentControlSet->Enum->USB->
The DP3633 series
VID_1501&Pid_3633xxx
The DP7626 series
VID_1501&Pid_7626xxx
Press <Delete> and remove these registries. (You need the read/write privilege of the Windows registry to delete it.
Select the item and click right mouse will lead you to the Permissions dialog for applying the security options)