Factory Fan Rpm Reset - Optoma EX612 Service Manual

4-6 Factory Fan RPM Reset

After replace main board, blower or upgrade FW, you
need to do as below:
1.Turn on the projector, after about 30 seconds,
press"Power", "Left", "Left" and "Menu" button
sequentially to get into service mode1, press
right key to change the "Factory RPM Save"
status to "On".The "Current Blower RPM" will
be saved after 3 seconds and "Factory RPM
Save"status change to "Off" automatically
Note:
If the Blower Factory RPM is not between
4292~5454,please change blower or main board.
.
EX612/EX615/EW615i/EX612i/EX615i EX615i Confidential
4-5