Drawer Feed Copying (1St Drawer Paper Feeding) - Toshiba e-STUDIO2500c Service Manual

4.2.3

Drawer feed copying (1st drawer paper feeding)

1) Press the [START] button ON
→ "READY" changes to "COPYING"
→ Exposure lamp (EXP) turned ON
→ Scan motor (M1) turned ON→ Carriages-1 and -2 move forward
→ The polygonal motor (M13) rotates in high speed.
→ Drum motor (M10), transport motor (M20), transfer belt motor (M7), developer unit motor (M9),
fuser motor (M17) and exit motor (M18) turned ON
- Drum, transfer belt, fuser unit, developer unit and exit roller are driven
2) Drawer paper feeding
→ Fans rotated in high speed and 1st drawer feed clutch (CLT1) turned ON
- Pickup roller, feed roller, separation roller and transport roller start to rotate
→ Paper reaches the 1st drawer feed sensor (S30)
- 1st drawer feed sensor (S30) is turned ON
→ Paper reaches the registration roller
- Registration sensor (S28) is turned ON and aligning is performed
→ 1st drawer feed clutch (CLT1) is turned OFF after a certain period of time
3) A certain period of time passed after the carriage operation
→ Registration motor (M19) is turned ON after a certain period of time→Paper is transported to the
transfer area
→ Copy counter operates
4) Completion of scanning
→ Exposure lamp (EXP) turned OFF
→ Scan motor (M1) turned OFF
→ Registration motor (M19) turned OFF (after the trailing edge of the paper passed the registration
roller)
→ "READY (PRINTING)" is displayed
5) Printing operation
1) Color printing operation
→ Drum switching motor (M11) turned ON
- The drum switching detection sensor (S19) checks whether the equipment is in the color or black
printing status, and if it is in the black printing status, the motor (M11) is turned ON to switch the
status to color printing.
→ Drum motor (M10), transfer belt motor (M7), discharge LED-Y, -M, -C, -K (ERS) and cleaning
blade bias turned ON
→ Main charger bias turned ON
→ 1st transfer roller cam motor (M8) turned ON
- Contact the 1st transfer rollers (Y, M and C) to the transfer belt
→ YMCK developer bias (DC) and developer unit motor (M9) turned ON
→ Registration motor (M19) turned ON
- Contact the 2nd transfer roller to the transfer belt
→ 2nd transfer bias turned ON
→ YMC and K developer bias (AC) turned ON
→ Laser emission (yellow image)
→ 1st transfer bias (Y) turned ON
- 1st transfer of yellow image (Yellow image is transferred to the transfer belt)
→ 1st transfer bias (Y) turned OFF
→ Laser emission (magenta image)
→ 1st transfer bias (M) turned ON
- 1st transfer of magenta image (Magenta image is transferred to the transfer belt)
→ 1st transfer bias (M) turned OFF
May 2006 © TOSHIBA TEC e-STUDIO2500c/3500c/3510c GENERAL OPERATION
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