General Description Of Operation - Toshiba e-STUDIO2330C Service Manual
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Also See for e-STUDIO2330C:
- Service handbook (512 pages) ,
- Management manual (226 pages) ,
- Copying manual (174 pages)
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14.4 General description of operation
14.4.1
Printing in the color modes
[A] 1st transfer
1. Printing starts and the photoconductive drums, developer units and transfer belt start the rotation.
2. The 1st transfer rollers (Y), (M) and (C) move to a position contacting with the photoconductive
drum, with the transfer belt nipped between them.
3. A voltage is applied through the 1st transfer roller (Y) and a toner image on the photoconductive
drum (Y) is transferred onto the transfer belt.
4. A voltage is applied through the 1st transfer roller (M) and a toner image on the photoconductive
drum (M) is transferred onto the transfer belt to be overlaid on the toner image (Y).
5. A voltage is applied through the 1st transfer roller (C) and a toner image on the photoconductive
drum (C) is transferred onto the transfer belt to be overlaid on the toner images (Y) and (M).
6. A voltage is applied through the 1st transfer roller (K) and a toner image on the photoconductive
drum (K) is transferred onto the transfer belt to be overlaid on the toner images (Y), (M) and (C).
7. When the printing operation is completed, the 1st transfer rollers of Y, M and C move to a position
released from the drum.
[B] 2nd transfer
1. The 2nd transfer roller waits at the position released from the transfer belt during the equipment's
waiting period.
2. Printing starts and then the 2nd transfer roller moves to the position contacting with the transfer belt.
3. The transfer belt rotates and then a toner image on the transfer belt surface is moved to the 2nd
transfer position.
4. The registration rollers align paper and then the paper is transported to the 2nd transfer roller.
5. A bias is applied to the 2nd transfer roller and then the toner image on the transfer belt surface is
transferred onto the transported paper.
6. After the completion of the 2nd transfer, the 2nd transfer roller is escaped to the releasing position.
7. When the toner image has been transferred onto the paper in the 2nd transfer process, the residual
toner on the transfer belt is scraped off by the transfer belt cleaning blade.
© 2008, 2009 TOSHIBA TEC CORPORATION All rights reserved
e-STUDIO2330C/2820C/2830C/3520C/3530C/4520C
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TRANSFER UNIT
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