Toshiba e-STUDIO200L/230/280 SERIES - Scanning Drive Circuit

6
© 2004 - 2008 TOSHIBA TEC CORPORATION All rights reserved e-STUDIO200L/202L/203L/230/232/233/280/282/283
SCANNER
6 - 5
6.3.2 Scanning drive circuit
The scan motor is a 2-phase stepping motor and driven by the motor driver (IC16).
Fig. 6-7
SLG board
GND
B
+24V
B
A
+24V
A
+24V
DG
EN
CWB
RESET
VREF
M3
M2
M1
CLK
GND
MOTEN
MOTDIR
MOTRST
MOTREF
e-STUDIO200L/230/230L/280/280S
e-STUDIO202L/203L/232/233/282/283
MOTMD3
MOTMD2
MOTMD1
MOTCLK
Clock input
Cut off output
Reset
Excitation mode setting
(
3
)
Excitation mode setting
(
2
)
Excitation mode setting
(
1
)
Rotation direction setting
RESET IC
Scanner
CPU
Motor driver
Voltage to set value for
motor current
GND
GND
GND
+5V
+24V
+5V
M
Scan motor
+5V
07/11