Appendix-A: How To Clear The Usb Enumeration Registry - Optoma EX785 Service Manual

Delta Elec. Inc.
Appendix-A
How to clear the USB enumeration registry?
Run "regedit" and select the following items
HKEY_LOCAL_MACHINE->SYSTEM->CurrentControlSet->Enum->USB->
The E400/AV/DP2601
The AV/DP2618 series
The AV/DP3618 series
The DP3602 series VID_1501&Pid_3602xxx
The DP3616 series VID_1501&Pid_3616xxx
The DP3622 series VID_1501&Pid_3622xxx
VID_1501&Pid_2617xxx
The PR301x series
VID_1501&Pid_3617xxx
The PR302x series
VID_1501&Pid_3622xxx
The PR50xx series
The EP77x series
The DDP2230/243X series VID_1501&Pid_2230xxx
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)
Company Confidential
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EX785_ EW775
VID_1501&Pid_2601xxx
VID_1501&Pid_2618xxx
VID_1501&Pid_3618xxx
VID_1501&Pid_3622xxx
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2010/01/05