Troubleshooting
DHD410S Service Manual
34
020-001481-01 Rev. 1 (10-2018)
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 top cover securely in
place and properly fastened?
Yes
Ensure the top cover is in the
closed position
Measure the J1 pin5 on the main
board is output 5V?
Yes
Replace the LVPS
Replace the main board and the
keypad board.
No fault found
End
Yes
No
No
No
No
Verify power connection
Summary of Contents for DHD410S
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