Trouble shooting
When the temperature inside the projector is too high or the cooling fan stops rototating or loss of power , the
projector will shut down automatically.
POWER indicator
- the power indicator turns steady red, when the projector is in standby mode,
- the power indicator turns steady green, during the working time.
- the power indicator is flashing green, when the projector is in power management mode
- the power indicator is flashing red, when the projector is in cooling mode.
- the power indicator turns steady yellow,when the projector power is abnormal.
WARNING
indicator
- the indicator is flashing red,when the internal temperature of the projector exceeds the operating range.
Indicator
Power on abnormal
Follow the steps below for check:
While in STANDBY
status indicator turns
Off
Main board abnormal
Check whether main
board(MB) defectiv & it's
connection whether plug well
No
No
No
1. Check whether the lamp cover is installed correctly and lamp cover switche
are normal or not.
2. Check whether the lamp work well, the ballast & it's connection plug well.
Yes
Power Supply abnormal
Check the main board and power supply voltages when the POWER
indicator turns yellow.
Yes
Temperature abnormal
1. Check the projector 's temperature and whether you have already inserted
the temperature sensor line.
2. Check the fan and the filter.
Fail to power on;
Both POWER
indicator and
WARNING
indicator flashs red
Yes
Yes
No
Yes
Yes
Power abnormal
Check Whether Power supply
& connections or Fuse
defective
Change Power supply
or Fuse
Change Main Board
Re-Plug connections
Lamp, lamp cover or Ballast abnormal
Fail to power on;
POWER
indicator
turns flashe yellow
and WARNING
indicator turns red
Fail to power on;
POWER
indicator turns yellow
Fail to power on;
POWER indicator turns
Yes
flashes yellow
Fan abnormal
Check all fans when the POWER indicator flashes yellow.
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