Toshiba 353 User Manual

Page of 302
13 - 15
e-STUDIO350/352/353/450/452/453
FUSER UNIT / PAPER EXIT SECTION
13
© 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved
13.5   Control Circuit of Exit Motor 
The following is the control circuit of the exit motor.
The exit motor is a stepping motor. The motor is turned ON/OFF and the direction of its rotation is
switched by controlling the output timing of pulse signal (A0·A1·B0·B1).
G4
G
G20
G
Ext motor
Ext roller
(ø5)
PG10
PG12
PG11
PG13
Engine CPU
EXTMA
EXTMB
EXTMC
Exit Motor
EXTMD
EXTMA-0
EXTMB-0
EXTMC-0
EXTMD-0
STK672
A
AB
B
BB
A0
B0
A1
B1
VREF
PB1
+5V
LGC board
Fig. 13-501
13.6   Exit Motor Drive 
The diagram shown below is the layout of the driving gears of the exit roller.
Fig. 13-601
05/11