Troubleshooting
H Series Service Manual
34
020-000802-03 Rev. 1 (12-2016)
Verify power connection
Verify power
connection.
Is the power cord connected
securely at the projector and at
the power source ?
Is the power source providing
AC voltage?
Yes
No
Properly connect the power cord at
The projector and AC power source
Supply AC voltage (100-120V or
200-240V)
Is the interlock switch closed?
Yes
Ensure the interlock switch is in the
closed position
Measure the voltage of J2, pins 1
13, and 15. Is the output 5V?
Yes
Replace the LVPS
Replace the main board and the
keypad board.
No fault found
End
Yes
No
No
No
No