Optoma PK-102 Serivce Manual page 39

2. Press "Enter" key on the projector, then get
into "Setting" menu, press "Down" key,
remove the cursor to "Exit".
3. Press "Up->Down->Up->Down->Enter" key
on the projector, then the firmware upgrade
information will appear.
4. Remove the cursor on "F/W Upgrade Off",
then press "Enter" key, change "F/W
Upgrade Off" to "F/W Upgrade On" state.
5. Connect PC and VGA/USB IN by USB
cable, then the projection picture will
disappear, the USB information will appear
on PC.
(2)
(3)
(4)
(5)
PK-102
Confidential
5-10