Chapter 6
6-6
T-6-13
T-6-14
T-6-15
T-6-16
J3211 (valve open/closed detection sensor, valve motor, feed roller HP sensor, feed roller ensoder sensor)
Pin Number Signal name IN/OUT Function
1 SNS_3V OUT Power supply (+3.3V)
2 GND - GND
3 VALVE_DETECT_SNS IN Valve open/closed detection sensor output signal
4 VALVE_MOTOR_AM OUT Valve motor drive signal AM
5 VALVE_MOTOR_AP OUT Valve motor drive signal AP
6 LF_HP_SNS_3V OUT Power supply (+3.3V)
7 GND - GND
8 LF_HP_SNS IN Feed roller HP sensor output signal
9 GND - GND
10 LF_ENCA IN Feed roller encoder sensor output signal A
11 RGV5 OUT Power supply (+5V)
12 LF_ENCB IN Feed roller encoder sensor output signal B
J3402 (to carriage PCB)
Pin Number Signal name IN/OUT Function
1 GND - GND
2 GND - GND
3 GND - GND
4 GND - GND
5 GND - GND
6 GND - GND
7 VH OUT Power supply (+21.5V)
8 VH OUT Power supply (+21.5V)
9 VH OUT Power supply (+21.5V)
10 VH OUT Power supply (+21.5V)
11 VH OUT Power supply (+21.5V)
12 VH OUT Power supply (+21.5V)
13 VH OUT Power supply (+21.5V)
14 VH OUT Power supply (+21.5V)
15 VH OUT Power supply (+21.5V)
16 VH OUT Power supply (+21.5V)
17 VH OUT Power supply (+21.5V)
18 VH OUT Power supply (+21.5V)
19 VH OUT Power supply (+21.5V)
20 VH OUT Power supply (+21.5V)
21 VH OUT Power supply (+21.5V)
22 HD1_VHFBH IN VH feed back voltage +
23 HD1_VHFBG IN VH feed back voltage -
24 GND - GND
25 GND - GND
26 GND - GND
27 GND - GND
28 GND - GND
29 GND - GND
30 GND - GND
J3411 (temperature/humidity detection sensor)
Pin Number Signal name IN/OUT Function
1 TH2_OUT IN Thermistor output signal
2 GND - GND
3 RHV_OUT IN Temperature/humidity sensor output signal
4 SNS_5V Power supply (+5V)
J3701 (to carriage PCB)
Pin Number Signal name IN/OUT Function
1 H1-D-DATA-7-OD OUT Odd head L data signal 7(D)
2 GND - GND
3 H1-E-HE-8 OUT Head L heat enable signal8(E)
4 GND - GND
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