Canon iPF780 Series - Page 98

Chapter 2
2-39
T-2-15
T-2-16
T-2-17
29 H1-A-DATA-1-EV OUT Even head data signal 1(A)
30 GND - GND
31 H1-A-HE-1* OUT Head heat enable signal 1(A)
32 GND - GND
33 H1-B-DATA-2-EV OUT Even head data signal 2(B)
34 GND - GND
35 H1-LT* OUT Head latch signal
36 GND - GND
37 H1-CLK OUT Head clock signal
38 GND - GND
39 H1-E-HE-8* OUT Head heat enable signal 8(E)
40 GND - GND
41 H1-F-DATA-10-OD OUT Odd head data signal 10(F)
42 GND - GND
43 H1-F-HE-10* OUT Head heat enable signal 10(F)
44 GND - GND
45 H1-E-DATA-9-OD OUT Odd head data signal 9(E)
46 GND - GND
47 H1-E-DATA-8-OD OUT Odd head data signal 8(E)
48 GND - GND
49 IO-ASIC_SCL IN/OUT Head ROM control signal (clock)
50 FFC_SLANT_DET_SES3* IN FFC disconnection detection signal 3
J3901 (Feed roller encoder sensor, Feed roller HP sensor, Temperature/humidity detection sensor)
Pin Number Signal name IN/OUT Function
1 GND - GND
2 LF_ENCA IN Feed roller encoder sensor output signal A
3 SNS5V_FU1 OUT Power supply (+5V)
4 LF_ENCB IN Feed roller encoder sensor output signal B
5 SNS3V_FU1 OUT Power supply (+3.3V)
6 GND - GND
7 LF_HP_SNS* IN Feed roller HP sensor output signal
8 UMF3V OUT Power supply (+5V)
9 RH2_OUT IN Temperature/humidity detection sensor output signal
10 GND - GND
11 TH2_OUT IN Thermistor output signal
J4101 (Carriage motor)
Pin Number Signal name IN/OUT Function
1 CR_HWP IN Carriage motor hole device W-phase + signal
2 CR_HWM IN Carriage motor hole device W-phase - signal
3 CR_W OUT Carriage motor W-phase drive signal
4 CR_HVM IN Carriage motor hole device V-phase - signal
5 CR_U OUT Carriage motor U-phase drive signal
6 GND - GND
7 CR_V OUT Carriage motor V-phase drive signal
8 SNS5V Power supply (+5V)
9 N.C. - N.C
10 CR_HVP IN Carriage motor hole device V-phase + signal
11 CR_HUM IN Carriage motor hole device U-phase - signal
12 CR_HUP IN Carriage motor hole device U-phase + signal
J4102 (Upper cover lock switch)
Pin Number Signal name IN/OUT Function
1 +32V_VM OUT Power supply (+32V)
2 +32V_CRM IN Upper cover lock switch output signal
J3602 (Connect to Carriage PCB J102)
Pin Number Signal name IN/OUT Function