Chapter 2
2-37
T-2-11
T-2-12
T-2-13
10 TANK_CLK OUT Ink tank clock signal
11 SNS3V_FU1 OUT Power supply (+3.3V)
12 GND - GND
13 SUPPLY_BEN_L_SNS* IN Ink supply valve open/closed detection sensor (L) output signal
14 TANK_COVER_SW_L* IN Ink tank cover switch (L) output signal
15 GND - GND
J3303 (Connect to Maintenance cartridge relay PCB)
Pin Number Signal name IN/OUT Function
1 MENT_ROM_SDA IN/OUT Maintenance cartridge rom control signal (data)
2 MENT_ROM_SCL IN/OUT Maintenance cartridge rom control signal (clock)
3 GND - GND
4 +3.3V_TANK OUT Power supply (+3.3V)
J3401 (Connect to Carriage PCB J201)
Pin Number Signal name IN/OUT Function
1 VHGND - GND
2 VHGND - GND
3 VHGND - GND
4 VHGND - GND
5 GND - GND
6 +5V_VM_IC OUT Power supply (+5V)
7 21V_H1_VHT OUT Power supply (+21V)
8 VH_SW1_ON OUT VH control signal
9 +3.3V_H1 OUT Power supply (+3.3V)
10 +3.3V_H1 OUT Power supply (+3.3V)
11 GND - GND
12 SNS5V OUT Power supply (+5V)
13 +24V_HV_SW OUT Power supply (+24V)
14 VH OUT Power supply (+21.5V)
15 VH OUT Power supply (+21.5V)
16 VH OUT Power supply (+21.5V)
17 VH OUT Power supply (+21.5V)
18 VH OUT Power supply (+21.5V)
19 VH OUT Power supply (+21.5V)
20 VH OUT Power supply (+21.5V)
21 VH OUT Power supply (+21.5V)
22 VHGND - GND
23 VHGND - GND
24 VHGND - GND
25 VHGND - GND
J3601 (Connect to Carriage PCB J101)
Pin Number Signal name IN/OUT Function
1 FFC_SLANT_DET_SNS2* IN FFC disconnection detection signal 2
2 COLOR_SNS IN Multi sensor density detection signal
3 GND - GND
4 GAP_NEAR_SNS IN Multi sensor head height (NEAR) detection signal
5 GAP_FAR_SNS IN Multi sensor head height (FAR) detection signal
6 VH_DIS OUT VH select signal
7 GND - GND
8 ENCODER_A IN Carriage encoder output signal A
9 ENCODER_B IN Carriage encoder output signal B
10 GND - GND
11 H1-B-DATA-3-EV OUT Even head data signal 3(B)
12 GND - GND
13 H1-B-HE-3* OUT Head heat enable signal 3(B)
14 GND - GND
15 H1-C-DATA-4-EV OUT Even head data signal 4(C)
16 GND - GND
17 H1-C-DATA-5-EV OUT Even head data signal 5(C)
J3301 (Ink detection sensor (L), Ink supply valve open/closed detection sensor (L), Ink tank cover switch (L))
Pin Number Signal name IN/OUT Function
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