Toshiba e-Studio 212
Troubleshooting. Image. 15 Poor image transfer, Uneven image density
15.Poor image transfer
Defective area | Step | Check items | Prescription |
---|---|---|---|
Paper | 1 | Is the paper in the drawer curled? | Reinsert the paper with the reverse side up or change the paper. |
2 | Is the paper in the drawer damp? | Avoid storing paper in damp place. | |
3 | Is the paper type corresponding to its mode? | Select the proper mode. | |
4 | Using the recommended paper? | Use the recommended paper. | |
Transfer charger | 5 | Is the transfer charger case dirty? | Clean the transfer charger case. |
6 | Is the transfer charger wire dirty? | Clean the transfer charger wire. | |
Registration roller | 7 | Is there any abnormality related to the registration roller or with the roller itself? | Clean the roller if it is dirty. Securely attach the springs if they are detached. Replace the clutch if it is defective. Adjust the rotation speed of the roller. |
High-voltage transformer (Transfer charger) | 8 | Is the high-voltage transformer output defective? | Adjust the output, or replace the transformer. |
16.Uneven image density
Defective area | Step | Check items | Prescription |
---|---|---|---|
Main charger | 1 | Is the main charger dirty? | Clean or replace the needle electrode and main charger grid. |
Transfer charger | 2 | Is the transfer charger dirty? | Clean the transfer charger. |
3 | Is the transfer charger wire dirty? | Clean the transfer charger wire. | |
Laser optical unit | 4 | Is there any foreign matter or stain on the slit glass? | Remove the foreign matter or stain. |
Discharge LED | 5 | Are the connectors of discharge LED harness securely connected? | Reconnect the harness securely. |
6 | Is the discharge LED dirty? | Clean the discharge LED. | |
7 | Is any of the discharge LEDs off? | Replace the discharge LED. | |
Developer unit | 8 | Is the magnetic brush in proper contact with the drum? | Adjust the doctor-sleeve gap. |
9 | Is the developer sleeve pressurization mechanism working? | Check the mechanism. | |
10 | Is the developer material transported normally? | Remove foreign matters if there is any. | |
Scanner section | 11 | Is the platen cover or ADF opened? | Close the platen cover or ADF. |
12 | Are the original glass (especially the position of shading correction plate) and CIS unit dirty? | Clean them. |