Kyocera ECOSYS M3145dn
Troubleshooting. Electric problems 1
If the part causing the problem was not supplied, use the unit including the part for replacement. Troubleshooting to each failure must be in the order of the numbered symptoms.
| Problem | Causes | Check procedures/corrective measures |
|---|---|---|
| 1 The machine does not operate when the main power switch is turned on. | No electricity at the power outlet. | Measure the input voltage. |
| The power cord is not plugged in properly. | Check the contact between the power plug and the outlet. | |
| Broken power cord. | Check for continuity. If none, replace the cord. | |
| Defective main power switch. | Check for continuity across the contacts. If none, replace the main power switch. | |
| Defective power source PWB. | Replace the power source PWB | |
| Defective connect right PWB. | Replace the connect right PWB | |
| Defective control PWB. | Replace the control PWB and check for correct operation | |
| 2 Image scanner motor does not operate. | Defective connector cable or poor contact in the connector. | Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Image scanner motor and control PWB (YC67) |
| Defective drive transmission system. | Check if the gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any. | |
| Defective motor. | Replace the image scanner motor. | |
| Defective PWB. | Replace the control PWB and check for correct operation | |
| 3 Eject motor does not operate. | Defective connector cable or poor contact in the connector. | Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Eject motor and connect left PWB (YC12) Connect left PWB and control PWB (YC53) |
| Defective drive transmission system. | Check if the rollers and gears rotate smoothly. If not, grease the bushes and gears. Check for broken gears and replace if any. | |
| Defective motor. | Replace the eject motor. | |
| Defective connect left PWB. | Replace the connect left PWB | |
| Defective PWB. | Replace the control PWB and check for correct operation | |
| 4 Toner motor does not operate. | Defective connector cable or poor contact in the connector. | Reinsert the connector. Also check for continuity within the connector cable. If none, replace the cable. Toner motor and drum PWB (YC4) Drum PWB and connect left PWB (YC3) Connect left PWB and control PWB (YC53) |
| Defective motor. | Replace the toner motor. | |
| Defective drum PWB. | Replace the drum unit | |
| Defective connect left PWB. | Replace the connect left PWB | |
| Defective PWB. | Replace the control PWB and check for correct operation |