Optoma TSFN-IR01 - Manual (Page 48)

Appendices
 If possible, turn off the projector, then unplug the power cord and
wait at least 20 seconds before reconnecting power.
Lamp burns out or makes a popping sound
 When the lamp reaches its end of life, it will burn out and may
make a loud popping sound. If this happens, the projector will not
turn on until the lamp module has been replaced. To replace the
lamp, follow the procedures in the “Replacing the Lamp” section
on page 50.
Projector Status Indication
LED states
Message
Power LED
(Red)
Power LED
(Blue)
Temp-LED
(Red)
Lamp-LED
(Red)
Standby State
(Input power cord)
Power on (Warming) Flashing
Power on and Lamp
lighting
*
Power off (Cooling) Flashing
Error (Lamp fail)
Error (Thermal fail)
Error (Fan fail) Flashing
Error (Over Temp.) Flashing
Steady light =>
No light =>
Message Reminders
 Fan failed:
N
ote
N
ote
* Power LED be ON when OSD appears, be OFF when OSD disappears.