Toshiba DP1610
Troubleshooting. Image. 12 Poor image transfer, Poor cleaning
(12) Poor image transfer
| Step | Cause/Defect area | Check items | Measures |
|---|---|---|---|
| 1 | Paper | Paper in cassette or LCF curled? | Reinsert paper with reverse side up or change paper. |
| 2 | Paper in cassette or LCF damp? | Change paper. Avoid storing paper in damp place. |
|
| 3 | Transfer charger | Transfer charger case dirty? | Clean transfer charger case. |
| 4 | Transfer charger wire dirty? | Clean transfer charger wire. | |
| 5 | Registration roller | Registration roller malfunctioning? | Clean roller, or replace defective clutch-related parts. |
| 6 | Pinch roller | Pinch roller spring out of place? | Re-mount or replace spring. |
| 7 | HVPS (transfer/separation charger/guide bias) | High-voltage output defective? | Adjust output from HVPS, or replace defective HVPS. |
| 8 | If problem persists after measures are applied, or there is no problem found in above check, follow procedure described in right column. | Replace process unit, laser scanner unit, or the transfer unit. |
(13) Poor cleaning
| Step | Cause/Defect area | Check items | Measures |
|---|---|---|---|
| 1 | Process unit (drum) | Scratches on drum surface? | Replace process unit or durm. |
| 2 | Cleaning roller | Cleaning roller damaged or their life ended? |
Replace cleaning roller. |
| 3 | Heat roller | Bubbles on heat roller (94 mm pitch on copy)? | Replace heat roller. Check and fix heater control circuit. |
| 4 | Heat roller life ended? | Replace heat roller. | |
| 5 | If problem persists after measures are applied, or there is no problem found in above check, follow procedure described in right column. | Replace the process unit or the fuser unit. |