Canon iPF780 Series Service Manual

Also see for image Prograf iPF785 Series: Setup guide Basic guide User guide User guide

Contents

Chapter 22-446 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 supply12 VH1 OUT Power supply13 VH1 OUT Power supply14 VH2 OUT Power supply15 VH2 OUT Power supply16 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 supply21 H3V_1 OUT Power supply22 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 supply26 VH1 OUT Power supply27 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 - GND54 GND - GND55 GND - GND56 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 - GND59 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 - GND65 GND - GND66 GND - GND67 GND - GND68 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