Warning
The replacement of the light source under special circumstances must be performed by
professionals from VTRON.
8 Trouble Shooting
Normal Startup Process for the Projector
1) Connect the power supply and turn on the power switch, and then the projector
will automatically update the corresponding information in the FLASH memory.
2) The projector can be started when the standby status LED is on. Afterward, the
fan will start and the LED light source will turn on.
Troubleshooting
1. No response when power is turned on:
a) Check to see if the power supply is operating normally with a multimeter.
b) Check to see if the connecting cable between the interface and engine is firmly
connected.
c) Check to see if the power switch is turned on.
2. No image is displayed after device is turned on:
(1) No warning signal is displayed
a) Check to see if the signal cables are connected correctly.
b) Check to see if the signal output of the signal source is normal.
(2) Warning signal is displayed
Please consult professional service personnel.
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