Canon WS8400 Service Manual page 171

J105
Pin Signal name IN/OUT
number
11 TANKCS0_Y OUT
12 GND -
13 INK_DETECT_L IN
M
14 INK_DETECT_LC IN
15 INK_DETECT_Y IN
16 INK_DETECT_M IN
17 INK_DETECT_C IN
18 INK_DETECT_BK IN
J106
Pin Signal name IN/OUT
number
1 CS OUT
2 CLK OUT
3 RD IN
4 WD OUT
5 GND -
6 +3.3V OUT
7 +5V OUT
8 FUTO_CMP_IN IN
9 FUTO_ON* OUT
10 FUTO_CLMP* OUT
11 GND -
J107
Pin Signal name IN/OUT
number
A1 +3.3V OUT
A2 GND -
A3 ATUKAIJO IN
A4 +3.3V OUT
A5 GND -
A6 CR_HP IN
A7 +3.3V OUT
A8 GND -
A9 CAP&WIP_HP IN
A10 +3.3V OUT
A11 GND -
A12 KAIFUKU_HP IN
A13 +3.3V OUT
A14 GND -
A15 KAIFUKU_POS_ IN
H
A16 N.C. -
B1 LF_ENCB IN
B2 +5V OUT
B3 LF_ENCA IN
B4 GND -
B5 +3.3V OUT
B6 GND -
B7 LF_HP IN
B8 +3.3V OUT
B9 GND -
B10 TANK_COVER IN
B11 +3.3V OUT
Function
Tank EEPROM select signal (Y)
GND
Ink level detection signal (LM)
Ink level detection signal (LC)
Ink level detection signal (Y)
Ink level detection signal (M)
Ink level detection signal (C)
Ink level detection signal (BK)
T-6-7
Function
Maintenance cartridge EEPROM select signal
Maintenance cartridge EEPROM data clock signal
Maintenance cartridge EEPROM read data signal
Maintenance cartridge EEPROM write data signal
GND
Power supply (+3.3V)
Power supply (+5.1V)
Maintenance-jet CMP signal
Maintenance-jet ON signal
Maintenance-jet CLMP signal
GND
T-6-8
Function
Power supply (+3.3V)
GND
Pressure release sensor detection signal
Power supply (+3.3V)
GND
Carriage home pisition detection signal
Power supply (+3.3V)
GND
Cap and wipe home pisition detection signal
Power supply (+3.3V)
GND
Pump home position detection signal
Power supply (+3.3V)
GND
Purge unit home pisition detection signal
N.C.
Feed roller encoder rotation detect signal (B phase)
Power supply (+5.1V)
Feed roller encoder rotation detect signal (A phase)
GND
Power supply (+3.3V)
GND
Feed motor home pisition detection signal
Power supply (+3.3V)
GND
Right cover open/close detection signal
Power supply (+3.3V)
Chapter 6
6-21