Chapter 6
6-22
T-6-21
T-6-22
J3801 (Carriage PCB J23)
Pin Number Signal name IN/OUT Function
1 H1-E-DATA-8-EV OUT Even head L data signal 8(E)
2 GND - GND
3 H1-D-HE-7 OUT Head L heat enable signal 7(D)
4 GND - GND
5 IO-ASIC_SDA IN/OUT Head ROM control signal (data)
6 GND - GND
7 H1-D-DATA-7-EV OUT Even head L data signal 7(D)
8 GND - GND
9 H1-D-DATA-6-EV OUT Even head L data signal 6(D)
10 GND - GND
11 H1-D-DATA-6-OD OUT Odd head L data signal6(D)
12 GND - GND
13 IO-ASIC_SCL IN/OUT Head ROM control signal (clock)
14 GND - GND
15 H1-D-HE-6 OUT Head L heat enable signal 6(D)
16 GND - GND
17 H1-C-HE-5 OUT Head L heat enable signal 5(C)
18 GND - GND
19 H1-C-DATA-5-OD OUT Odd head L data signal5(C)
20 GND - GND
21 H1_CLK OUT Head L clock signal
22 GND - GND
23 HEAD_3V OUT Power supply (+3V)
24 GND - GND
25 H1_LT OUT Head L latch signal
26 H-DASH_LICC2_B OUT Analogue switch/AD triggar
27 H1-C-DATA-5-EV OUT Even head L data signal 5(C)
28 GND - GND
29 H1-B-HE-3 OUT Head L heat enable signal 3(B)
30 GND - GND
31 H1-C-DATA-4-EV OUT Even head L data signal 4(C)
32 GND - GND
33 H1-B-DATA-3-EV OUT Even head L data signal 3(B)
34 GND - GND
35 H1-B-DATA-2-EV OUT Even head L data signal 2(B)
36 GND - GND
37 H1-A-DATA-1-EV OUT Even head L data signal 1(A)
38 GND - GND
39 H1-A-HE-1 OUT Head L heat enable signal 1(A)
40 GND - GND
41 H1-A-DATA-0-EV OUT Even head L data signal 0(A)
42 GND - GND
43 H1-A-HE-0 OUT Head L heat enable signal 0(A)
44 GND - GND
45 H1-A-DATA-0-OD OUT Odd head L data signal0(A)
46 GND - GND
47 H1-A-DATA-1-OD OUT Odd head L data signal1(A)
48 GND - GND
49 H1-B-HE-2 OUT Head L heat enable signal 2(B)
50 GND - GND
J3911 (Top cover sensor, Ink tank cover switch, Cutter HP sensor)
Pin Number Signal name IN/OUT Function
1 TANK_COVER_SW IN Ink tank cover switch output signal
2 GND - GND
3 SNS_3V_1 OUT Power supply (+3.3V)
4 GND - GND