Optoma HD25 Service Manual page 36

5-2-3 Upgrade Procedure
1.Connect the PC and projector (VGA-2 in)
by ICP FIXTUR� and plug in the power
cord.
Note: please properly plug into the fixture
board by 4pin cable (as the square
shown).
2.Select "Start" -->"Coretronic Tools"
-->"Coretronic ICP Utility V6.00" to run
"ICP Utility.exe�.
3.Click "Load Proj" to open the �TPJ� file
which you will upgrade MCU firmware
file,then click " Update Chip" to upgrade the
MCU firmware.
HD25/HD25LV
Gnd
Confidential
5-6