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Eng
Toshiba e-Studio 222CP
Troubleshooting. Image problems 3
5. Print quality problems appear periodically
5.1 Print quality problems appear vertically and periodically.
Check item |
Check operation |
Actions for NG results |
Cycle |
Image drum |
Check if the cycle is 94.3 mm. |
Replace any applicable ID unit. |
Developing roller |
Check if the cycle is 30.2 mm. |
Replace any applicable ID unit. |
Toner supply roller |
Check if the cycle is 43.1 mm. |
Replace any applicable ID unit. |
Charging roller |
Check if the cycle is 29.9 mm. |
Replace any applicable ID unit.. |
Roller above the fuser |
Check if the cycle is 85.4 mm. |
Replace any applicable fuser unit. |
Fuser belt |
Check if the cycle is 94.2 mm. |
Replace any applicable fuser unit. |
Transfer roller |
Check if the cycle is 37.7 mm. |
Replace the belt unit. |
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When using any new consumable as a try, select FUSE KEEP MODE of the system maintenance menu. |
6. Color misregistration is significant.
6.1 The message “Adjusting color” displayed at power on stays for a short time.
Check item |
Check operation |
Actions for NG results |
Color registration adjustment result |
Time of color registration adjustment (if it is normal, correction takes about 40 seconds) |
Execute REG ADJUST TEST in the selfdiagnostic mode and check the result. Even if an error has occurred, it is not displayed when ON LINE is displayed. |
Replace the sensor if the result shows NG. Clean the sensor. Replace the shutter. Replace the CU/PU board. |
Toner |
Remaining toner amount |
Check the operator panel if it displays “Prepare to replace the toner cartridge” or “Replace the toner cartridge.” |
Replace an applicable toner cartridge with a new one. |
Color registration sensor |
Dirty sensor |
Check the sensor if it is dirty with toner or paper dust. |
Wipe them off. |
Color registration sensor shutter |
Malfunction of the shutter |
Check shutter operation in the self-diagnostic mode. |
Replace the shutter or repair the mechanism. |
6.2 Although the REG ADJUST TEST result of the engine maintenance function is OK, color misregistration occurs.
Check item |
Check operation |
Actions for NG results |
Feeding system |
Paper feed state in the paper feed path |
Check the paper feed path if there is something that blocks the paper in the paper feed path. |
Remove the blocking object. |