Carriage Motor; Paper Feed Motor; Ink Sensor - Canon BJC-3000 Service Manual

BJC-3000

2.7 Carriage Motor

Pin No. Signal Name
1 CRA
2 CRB
3 CRA
4 CRB

2.8 Paper Feed Motor

Pin No. Signal Name
1 LFA
2 LFB
3 LFA
4 LFB

2.9 Ink Sensor

Pin No. Signal Name
1 PWM1
2
3 INKS
Figure 5-19 Carriage Motor
IN/OUT Function
IN Carriage Motor Phase A
IN Carriage Motor Phase B
IN Carriage Motor Phase A
IN Carriage Motor Phase B
Figure 5-20 Paper Feed Motor
IN/OUT Function
IN Paper Feed Motor Phase A
IN Paper Feed Motor Phase B
IN Paper Feed Motor Phase A
IN Paper Feed Motor Phase B
3
Figure 5-21 Ink Sensor
IN/OUT Function
IN Ink sensor's photo LED drive voltage
... ... GND
OUT Voltage value varied by the amount of reflected light
1
4
1
4
1 1 3
5-23
Part 5: Appendix
3 1