2-2. Carriage Board (Print Head Connector)
No. | Signal name | Function | Input / Output |
1, 2 | A_GNDH | Head GND | - |
3 | HD2_C1 | Head data C1 | OUT |
4 | HD8_Y1 | Head data Y1 | OUT |
5 | VSS | Logic GND | - |
6 | HD6_PBK1 | Head data PBK1 | OUT |
7, 8 | B_GNDH | Head GND | - |
9 | HD3_SC1 | Head data SC1 | OUT |
10 | HD5_SM1 | Head data SM1 | OUT |
11 | HD4_M1 | Head data M1 | OUT |
12 | HENB1 | Head heat enable signal 1 | OUT |
13 | HD10_SM2 | Head data SM2 | OUT |
14 | VSS | Logic GND | - |
15 | HD11_M2 | Head data M2 | OUT |
16 | DIK | Diode sensor cathode | IN |
17 | HD0_K1 | Head data BK1 | OUT |
18 | HENB0 | Head heat enable signal 0 | OUT |
19 | HENB3 | Head heat enable signal 3 | OUT |
20 | HLAT | Head data latch signal | OUT |
21 | HD12_SC2 | Head data SC2 | OUT |
22 | HD7_PBK2 | Head data PBK2 | OUT |
23 | HD9_Y2 | Head data Y2 | OUT |
24 | HENB2 | Head heat enable signal 2 | OUT |
25 | HD1_K2 | Head data BK2 | OUT |
26 | DIA0 | Diode sensor anode 0 | IN |
27 | HVDD_3.3V | Head logic power supply 3.3V | OUT |
28 | ROM_CS | Head EEPROM chip select signal | OUT |
29 | HCLK | Head clock signal | OUT |
30 | ROM_DIO (O) | Head EEPROM data signal | IN |
