Optoma HIGH-END - Manual (Page 59)

Appendices
57
English
 Ps1:
1. When orange and blue of LED show at same time ,the color
could show light purple.
When red and blue of LED show at same time, the color could
show purple.
 Ps2: (*) Break off Rule of HD81-LV:
1. RS-232 communication failure:
OSD will show “Projector will shutdown in 30 seconds if RS232
connection is not restored”.
Please check RS232 connection between controller box and
projector.
2. HDMI communication failure.
System will show blue image only.
Please check HDMI connection between controller box and
projector. Please connect HDMI cable back to projector and Box,
or system will always show blue image.
3. RS-232 & HDMI communication failure
System will show blue image only.
Please check controller box is switched on and RS-232 and
HDMI connections between controller box and projector. Or
projector will shutdown in 30 seconds if RS-232 and HDMI
connections are not restored.
4. The HD81-LV can’t power on if RS232 between projector and
Box don’t be connect in standby mode
5. The HD81-LV can’t show HDMI connection fail or not if
HD81-LV is in standby.
Message Reminders
 Fan failed:
 Over temperature: