Optoma HD73 Service Manual page 38

USB Driver Upgrade Procedure
No Step
 Set-up
1. Enter firmware mode.
2. Once Power, Lamp,
 Execute
Execute the C:\Program
Program
files\DLP Composer\us-
bupdata.cmd
(Note: The "DLP Com-
poser" program must be
closed first.)
3 Type any
Press any key to contin-
key to
ue. Then, wait for about
continue
1 minute.
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Procedure
(Refer to first page to
enter firmware mode)
Temp LED lights up,
plug in USB Cable
into the Projector &
PC
Photo
5-4 HD73