OKI C3530
Troubleshooting. Paper transport jam. Transport jam occurred immediately after turning on the printer.
| Confirmation Items | Confirmation Tasks | Action at NG |
|---|---|---|
| Check paper-feeding route condition | ||
| Paper-feeding route inside the front unit | Check whether the paper jam occurred during the route. | Remove the jammed paper. |
| Check the mechanical parts' condition | ||
| Check the sensor lever of the WR sensor. | Check whether there is something abnormal about the form of sensor lever and its movement. | Replace the sensor lever with a new one. |
| Check the electrical parts' condition | ||
| Check the condition of sensor signal detection. | By using the switch scanning test function of the maintenance utility, check whether the sensor signal has been normally detected. | Replace the main board (M32PCB) or front sensor board (MIP PCB) or the connecting cable with new one. |
| Check the output level of WR sensor. | Check the following signals of FSNS connector of main board (M32PCB). 4pin: WR sensor Operate and adjust the sensor lever in order to check the signal level. |
Replace the front sensor board (MIP PCB) with a new one. |
| Check the power supply of front sensor board (MIP PCB). | Check the power supply of 5V of CN connector of front sensor board (MIP PCB). 1pin: 5V power supply 5pin: 0VL |
Replace the connecting cable with a new one. |