Service manual

Samsung Electronics 5-25
5-1-6-3. LF(Line Feed) Motor Driving Circuit
LF motor is driven to feed and eject documents and paper.
- Motor Type: stepper motor, bi-polar
- Driving Voltage : +30V
- Winding Resistance : 12½ ± 10%
- Driving IC : PBL3717A X 2
LFIA1 LFIA0 CURRENT(mA) OPERATION REMARK
L L 670 When feeding document/paper
L H 400 When ejecting document/paper
X H 0 No current