Troubleshooting
H Series Service Manual
33
020-000802-03 Rev. 1 (12-2016)
Main procedure
Start
Connect power cord, analog or digital
signal, and then turn on the projector
Do the lamps 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 correct PIN code ?
Refer to verify PIN protection
section
Is the power button backlit?
Refer to verify power
connection.
No
Press the power button to turn on the
projector
Yes
Refer to verify PIN protection
section
No
Yes
Yes