Xerox WorkCentre XK50cx, Service Manual

Page: 51 / 109

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Circuit
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 : 12
Ω ± 10%
SCAN Motor Driving circuit
SCAN Motor is driven at maximum 1600pps
- Motor Type: stepper motor
- Driving Voltage : +30V
- Winding Resistance : 4.6
Ω ± 10%
- Step Degree : 7.5 deg/step
ADF Motor Driving Circuits
TX Motor is driver at maximum 1200pps when
feeding or ejecting sheets.
- Motor Type : stepper motor
- Driving Voltage : +30V
- Winding Resistance : 4.6
Ω ± 10%
- Step Regree : 7.5deg/step
Driving speed for each mode
LFIA (1)
LFIA (0)
CURRENT(mA)
OPERATION
L L X
L H H
670 400 0
When feeding When ejecting No current
document/paper document/paper
TM_IA (1)
TM_IA (0)
CURRENT(mA)
OPERATION
L H H
L L H
450 150 0
SCAN Standby Power save
TM_IA (1)
TM_IA (0)
CURRENT(mA)
OPERATION
L H
L H
670 0
Quick Scan/Fine/Supper fine Standby
MODE CURRENT (mA) OPERATION
QUICK SCAN
1-2 phase 2400pps
FINE/ SUPER FINE
1-2 phase 800pps