Confidential
5-2
GT750
5-1-2 Get into FW mode
1.Set up
- Hold on “POWER” button and plug in the power
cord, until the power LED will flash green then
loosen the “POWER” button
- Connect projector with PC by RS232 cable.
Note: - The system fan and the lamp will not operate.
5-1-3 Check FW version
1.Power on the projector and get into the Service
Mode (
Press Power --> Left --> Left --> Menu).
2.The firmware version will be shown as red circle
on the screen.