Canon PIXMA iP5300 Service Manual page 73

26 HENB2
27 DIA1
28 HD7_SM2
29 DIA0
30 HVDD_3.3V
31 ROM_CS
32 HCLK
33 ROM_DIO (O)
34 HD11_M1
35, B_VH1_24V
36
37, A_VH_24V
38
39 HVDD_3.3V
40 ROM_SK
41 B_DIA1
42 ROM_DIO (I)
43 VHT
44, B_VH2_24V
45
Head heat enable signal 2
Diode sensor anode 1
Head data SM2
Diode sensor anode 0
Head logic power supply 3.3V
Head EEPROM chip select signal
Head clock signal
Head EEPROM data signal
Head data M1
Head drive power supply 24V
Head drive power supply 24V
Head logic power supply 3.3V
Head EEPROM serial clock signal
Diode sensor anode 1
Head EEPROM data signal
Head drive power supply 24V
Head drive power supply 24V
<Part 3: 2-2. Carriage Board>
OUT
IN
OUT
IN
OUT
OUT
OUT
IN
OUT
OUT
OUT
OUT
OUT
IN
OUT
OUT
OUT