Toshiba e-Studio 230L
Troubleshooting. Image. 17 Faded image, Image dislocation in feeding direction
17) Faded image (low density, abnormal gray balance)
Defective area | Step | Check items | Prescription |
---|---|---|---|
Toner empty | 1 | Is "ADD TONER" symbol lit? | Replace the toner cartridge. |
Auto-toner circuit | 2 | Is there enough toner in the car- tridge? | Check the performance of the auto- toner circuit. |
3 | Is the toner density in the developer material too low? | ||
Toner motor | 4 | Is the toner motor working normally? | Check the toner motor and the motor drive. |
Toner cartridge | 5 | Is there any problem with the toner cartridge? | Replace the toner cartridge. |
Developer material | 6 | Has the developer material reached its PM life? | Replace the developer material. |
Developer unit | 7 | Is the magnetic brush in proper con- tact with the drum? | Check the installation of the devel- oper unit. Adjust the doctor-sleeve gap and polarity. |
8 | Is the developer sleeve pressuriza- tion mechanism working? | Check the mechanism. | |
Main charger | 9 | Is the main charger dirty? | Clean it or replace the needle elec- trode and main charger grid. |
Drum | 10 | Is "film-forming" occurring on the drum surface? | Clean or replace the drum. |
11 | Has the drum reached its PM life? | Replace the drum. | |
Transfer charger | 12 | Is the transfer charger wire cut off? | Replace the transfer charger wire. |
High-voltage transformer | 13 | Is the setting for the high-voltage transformer proper? | Adjust the output from the high-volt- age transformer. |
14 | Are the connectors of the high-volt- age harness securely connected? Is the harness open circuited? | Reconnect the harness securely. Replace the high-voltage harness. | |
Discharge LED | 15 | Are the connectors of discharge LED harness securely connected? | Reconnect the harness securely. |
18) Image dislocation in feeding direction
Defective area | Step | Check items | Prescription |
---|---|---|---|
Scanner/Printer adjustment | 1 | Have the printed images been dislocated in the same manner? | Adjust the position of the leading edge of paper in the Adjustment Mode. |
Registration roller | 2 | Is the registration roller dirty, or the spring detached? | Clean the registration roller with alcohol. Securely attach the springs. |
3 | Is the registration roller working properly? | Adjust or replace the gears if they are not engaged properly. | |
Feed clutch | 4 | Is the feed clutch working properly? | Check the circuit or feed clutch, and replace them if necessary. |
Pre-registration guide | 5 | Is the pre-registration guide installed properly? | Install the guide properly. |