Chapter 6
Pin
number
72
73
74
75
76
77, 78
6-36
Signal name
IN/OUT
Function
EPCLK
IN
Head EEPROM clock signal
EPDI
IN
Head EEPROM write data signal
DIAC1
OUT
DI sensor signal (C nozzle array)
HE_C
IN
Heat enable signal (C nozzle array)
SHE_Y
IN
Sub heat enable signal (Y nozzle array)
VH
IN
Head drive power supply