Toshiba e-Studio 232
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 or LCF/ PFP curled? |
Reinsert the paper with the reverse side up or change the paper. |
| 2 | Is the paper in the drawer or LCF 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 RADF opened? |
Close the platen cover or RADF. |
12 |
Are the original glass (especially the position of shading correction plate), mirror and lens dirty? |
Clean them. |