Optoma EX330 Service Manual page 47

5. Select "Edit\preferences\Communications"
- Choose "USB". Click "OK".
Choose "Flash Loader".
6.
- Click "Browse" to search the firmware file
7. Click "Reset Bus" to erase the flash
memory
- it will show "Bus Reset" on screen
Note: If the error message"cannot open USB
driver - No projectors found" appears,
please unplug the USB Cable and replug,
then check Driver. Finally,Repeat procedure
7. Click "Reset Bus" to erase the flash
memory.
8. Click "Start download" to process the
Firmware upgrade.
- Click "Yes" to erase the flash memory.
EX330/EW330/EX330(1W)/EW330(1W) Confidential
5-