Drawer Feed Copying - Toshiba e-STUDIO167 Service Manual

4.2.3

Drawer feed copying

1) Press the [START] button
o "READY" Æ "COPYING"
o CIS LED ON
o Scan motor ON o CIS unit move forward
o Polygonal motor rotates in high speed
o Main motor and exit motor ON
- The drum, fuser unit, developer unit and exit roller are driven.
2) Drawer paper feeding
o Main charger, developer bias and discharge LED ON. Fans are rotated in high speed. Pickup
solenoid ON.
- Pickup roller start to rotate.
o Pickup solenoid OFF after a certain period of time
o Paper reaches the registration roller
- The registration sensor is turned ON and aligning is performed.
3) After the scanning operation:
o Registration clutch ON after a certain period of time Æ paper is transported to the transfer area
o Copy counter operates
4) After the registration clutch is turned ON:
o Transfer charger ON after a certain period of time
o Copy counter operates
5) Completion of scanning
o Scan motor OFF
o CIS LED OFF
o Registration clutch OFF (after the trailing edge of the paper passed the registration roller)
o Ready state
6) Paper exit
o Exit sensor detects the trailing edge of the paper
o Main charger, developer bias and discharge LED OFF
o Polygonal motor, main motor and exit motor OFF
o Drum, fuser unit and developer unit stop
o Fans return to the ready rotation
o "READY" is displayed and the equipment enters the ready state
7) Timing chart for copying one A4 size sheet fed from the drawer
Main motor
0
Registration sensor
Registration clutch
MVDEN signal
Exit sensor
© February 2007 TOSHIBA TEC CORPORATION All rights reserved
2354 4829
2594 5009
2801 5103
4615
4 - 3
( Unit : ms )
9400
6921
e-STUDIO167/207/237
GENERAL OPERATION
4