Optoma EP1690 Service Manual page 55

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Procedure
. Click "Library".
2. The library path
located in the
default
installation
directory is C:\
Program Files\
DLP Composer.
If not, press
"Browse" to select
the right path.
. Select "Edit\
Preferences\
Communications"
and choose
"USB".
2. Click "OK".
Note: USB Device
Identification
Vendor: 0x451
Product: 0x2000
EP690 / OP280 / OP40
5-7
Photo