Optoma S310e User Manual page 58

8. It takes about several minutes, the
firmware upgrade process is finished,
"Download completed" will appear on the
screen.
- Unplug USB cable and power cord.
9. Check System FW version.
- Re-plug in power cable, then restart the
unit and get into the Service Mode to
check the system firmware version.
Confidential
S310e/X312 5-8