Canon image Prograf iPF780 Series, Service Manual

Page: 103 / 326

Chapter 2
2-44
6 IO_ASIC_SDA IN/OUT EEPROMcontrol signal (data)
7 IO_ASIC_SCL OUT EEPROMcontrol signal (clock)
8 H3V_1 OUT Power supply (+3V)
9 H1-C-DIA1 IN Head DI sensor signal 1(C)
10 /H1-A-HE-1 OUT Head heat enable signal 8(E)
11 VH1 OUT Power supply
12 VH1 OUT Power supply
13 VH1 OUT Power supply
14 VH2 OUT Power supply
15 VH2 OUT Power supply
16 H1-E-DATA-9-OD OUT Odd head data signal 9(E)
17 /H1-F-HE-11 OUT Head heat enable signal 11(F)
18 H1-E-DIA1 IN Head DI sensor signal 1(E)
19 H1-D-DIA1 IN Head DI sensor signal 1(D)
20 H3V_1 OUT Power supply
21 H3V_1 OUT Power supply
22 H1-B-DATA-3-EV OUT Even head data signal 3(B)
23 H1-A-DATA-0-EV OUT Even head data signal 0(A)
24 /H1-B-HE-2 OUT Head heat enable signal 2(B)
25 VH1 OUT Power supply
26 VH1 OUT Power supply
27 H1-D-DIA2 IN Head DI sensor signal 2(D)
28 /H1-E-HE-8 OUT Head heat enable signal 8(E)
29 H1-E-DIA2 IN Head DI sensor signal 2(E)
30 H1-F-DIA2 IN Head DI sensor signal 2(F)
31 /H1-E-HE-9 OUT Head heat enable signal 9(E)
32 H1-D-DATA-7-EV OUT Even head data signal 7(D)
33 /H1-D-HE-6 OUT Head heat enable signal 6(D)
34 H1-C-DATA-5-OD OUT Odd head data signal 5(C)
35 H1-C-DATA-4-EV OUT Even head data signal 4(C)
36 H1-A-DATA-1-EV OUT Even head data signal 1(A)
37 H1-A-DIA2 IN Head DI sensor signal 2(A)
38 H1-B-DIA2 IN Head DI sensor signal 2(B)
39 /H1-C-HE-4 OUT Head heat enable signal 4(C)
40 H1-D-DATA-7-OD OUT Odd head data signal 7(D)
41 H1-E-DATA-8-OD OUT Odd head data signal 8(E)
42 /H1-F-HE-10 OUT Head heat enable signal 10(F)
43 H1-F-DATA-11-EV OUT Even head data signal 11(F)
44 H1-E-DATA-8-EV OUT Even head data signal 8(F)
45 H1-D-DATA-6-EV OUT Even head data signal 6(D)
46 H1-C-DIA2 IN Head DI sensor signal 2(C)
47 H1-C-DATA-5-EV OUT Even head data signal 5(C)
48 H1-B-DIA1 IN Head DI sensor signal 1(B)
49 /H1-A-HE-0 OUT Head heat enable signal 0(A)
50 H1-B-DATA-2-OD OUT Odd head data signal 2(B)
51 H1-B-DATA-3-OD OUT Odd head data signal 3(B)
52 H1-C-DATA-4-OD OUT Odd head data signal 4(C)
53 GND - GND
54 GND - GND
55 GND - GND
56 H1-F-DATA-11-OD OUT Odd head data signal 11(F)
57 H1-E-DATA-9-EV OUT Even head data signal 9(E)
58 GND - GND
59 H1-D-DATA-6-OD OUT Odd head data signal 6(D)
60 /H1-C-HE-5 OUT Head heat enable signal 5(C)
61 /H1-B-HE-3 OUT Head heat enable signal 3(B)
62 H1-A-DIA1 IN Head DI sensor signal 1(A)
63 H1-A-DATA-1-OD OUT Odd head data signal 1(A)
64 GND - GND
65 GND - GND
66 GND - GND
67 GND - GND
68 H1-F-DATA-10-OD OUT Odd head data signal 10(F)
69 H1-F-DIA1 IN Head DI sensor signal 1(F)
70 /H1-D-HE-7 OUT Head heat enable signal 7(D)
J103 (Printhead)
Pin Number Signal name IN/OUT Function