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Eng
OKI C532dn
Troubleshooting. Error code 390. Jam occurs immediately after the power is turned on. (Multipurpose tray)
Check condition of the paper running path
| Check item |
Checking method |
Action in case of NG |
| Paper running path of the front unit |
Check if paper is jammed or not in the paper running path. |
Remove the jammed paper. |
Check condition of the mechanical parts
| Check item |
Checking method |
Action in case of NG |
| IN sensor and WR sensor lever check |
Check the sensor lever shapes and operations for any problem |
Replace the sensor lever(s) with proper one(s) |
Check condition of electrical parts
| Check item |
Checking method |
Action in case of NG |
| Check the detection condition of the sensor signal. |
Confirm that the sensor signals are normally detected by using the SWITCH SCAN function of the Maintenance menu. |
Replace the CU/PU board, or appropriate sensor(s) or connection cord(s). |
| In sensor and WR sensor output level check |
Check the following signals by using the CU/PU board RGSNS connector : RGSNS 5pin: IN sensor RGSNS 2pin: WR sensor
Confirm that the above signal levels change when the sensor lever is operated. |
Replace the sensor. |