Epson SC-T3440
Troubleshooting. The printer is not powered
Suspected cause
- The power cable is unplugged.
- The power voltage is unstable.
- Connection failure of the Power Supply Board
- Connection failure of the panel board
- Power Supply Board failure
- AC Inlet failure
- Panel failure
Parts/Components to be checked
- Power Supply Board
- AC Inlet
- Panel
Troubleshooting
Step | Confirmation points and methods | YES | NO |
---|---|---|---|
1 | Check the power cable • Check if the power cable is plugged properly. Does the product recover from the failure? |
End | Go to step 2 |
2 | Check electrical outlet • Check if the electrical outlet is overloaded since sharing with any other electric equipment. • If so, use one electrical outlet for the printer only if possible. Does the product recover from the failure? |
End | Go to step 3 |
3 | Check the board related cable routing • Check the connection between the Power Supply Board and Main Board/Sub Board B. • Correct the problem if there is any. • Check the connection between the Panel and Main Board. • Correct the problem if there is any. Does the product recover from the failure? |
End | Go to step 4 |
4 | Replace the Power Supply Board Does the product recover from the failure? |
End | Go to step 5 |
5 | Replace the AC Inlet Does the product recover from the failure? |
End | Go to step 6 |
6 | Replace the Panel Does the product recover from the failure? |
End | Escalate to person in charg |