Troubleshooting
DHD410S Service Manual
33
020-001481-01 Rev. 1 (10-2018)
Main procedure
Start
Connect power cord, analog or digital
signal, and then turn on the projector
Do the lasers ignite?
Refer to verify power
functionality
Is the image quality good?
Refer to verify image
performance
No
Is the IR remote keypad
working?
Refer to verify the IR remote
keypad operation
No
No fault found
Yes
No
End
Is the network connection
functioning?
Refer to verify the network
connection
No
Yes
Yes
Is the power LED lit red?
Refer to verify power
connection.
No
Press the power button to turn on the
projector
Yes
Yes
Summary of Contents for DHD410S
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