Canon iPF780 Series Service Manual page 98

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