Konica-Minolta bizhub PRESS 1052
Troubleshooting. IQ04. Printer system: White lines in sub scan direction
Printer system:
White lines in sub scan direction,
White bands in sub scan direction,
Black lines in sub scan direction,
Black bands in sub scan direction
Troubleshooting procedure
Section | Check item | Result | Action | |
---|---|---|---|---|
1 | Paper | It occurs on the particular paper. | YES | Check the setting of the paper type. |
2 | User mode →MACHINE →Adjustment →Charge Manual Cleaning |
“Charge Manual Cleaning” solves the trouble. | YES | Conduct “Charge Manual Cleaning”. |
3 | Write section | The dirt adheres to the surface of LPH. | YES | Clean LPH |
4 | Charging section | Charger wire and charger control plate have foreign objects. | YES | Cleaning Replace the charger wire. |
5 | Cleaning section | Some parts on the cleaning blade are left to wipe. | YES | Cleaning Replace the cleaning blade |
6 | Photo conductor section | Drum separation claws have dirt. | YES | Cleaning Check the drum separation claws action |
7 | Fusing section | Fusing separation claws have dirt. | YES | Cleaning Check the fusing separation claws action |
8 | Check the printer | Check the transferring section, the developing section and the conveyance section. | NO | Clean, Replace |
9 | Connector, wiring | There is no problem on the image processing board, the overall control board, the write section, and the connector/wiring of the printer control board. | NO | Reconnect the connector Replace the wiring |
10 | Image Stabilization | The image stabilization solves the trouble. | NO | Go on to the next step. |
11 | Service mode → Machine Adjustment → LPH Adjustment |
Conduct the gap adjustment between LPH chips, conduct the black lines adjustment, and the problem is solved. | NO | Go on to the next step. |
12 | The problem has been eliminated through the checks of steps up to 11. | NO | Replace LPH → Check or replace the charging section → Replacing of the drum → Check or replace the transferring section → Check or replace the developing section → Replace the image processing board |