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Canon W6400 Series Service Manual Page 148

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Chapter 6
J703
Pin
number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
J704
Pin
number
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
6-22
Signal name
IN/OUT
Function
MGND
OUT
Head, motor system +24V ground
MGND
OUT
Head, motor system +24V ground
MGND
OUT
Head, motor system +24V ground
MGND
OUT
Head, motor system +24V ground
MGND
OUT
Head, motor system +24V ground
MGND
OUT
Head, motor system +24V ground
+24V
OUT
Head, motor system +24V power supply
+24V
OUT
Head, motor system +24V power supply
+24V
OUT
Head, motor system +24V power supply
+24V
OUT
Head, motor system +24V power supply
+24V
OUT
Head, motor system +24V power supply
+24V
OUT
Head, motor system +24V power supply
GND
OUT
Logic system ground
+5V
OUT
Power supply (+5.0V)
OUTENB
OUT
Head data enable signal
+3.3V
OUT
Engine internal +3.3V power supply
VHENB
OUT
VH enable signal
H5VENB
OUT
Head (+5.0V) enable signal
VHSEL
OUT
VH select signal
GND
OUT
Logic system ground
DCDC_OVP
IN
DC/DC converter error detection signal
PSNS
IN
Registration sensor detect signal
PLED
OUT
Registration sensor control signal
CURMON
IN
Head abnormal current detect signal
HDCVR
IN
Head cover sensor detection signal
GND
OUT
Logic system ground
HEADEEP_CLK
OUT
Head EEPROM clock
HEADEEP_RD
IN
Head EEPROM read data
HEADEEP_WD
OUT
Head EEPROM write data
HEADEEP_CS
OUT
Head EEPROM chip select
CRENCB
IN
Carriage encoder B phase detect signal
CRENCA
IN
Carriage encoder A phase detect signal
GND
OUT
Logic system ground
LICC2_CLK
OUT
LICC2 clock signal
ADTRG
OUT
LICC2 sample hold signal
LICC2_DT
OUT
LICC2 data signal
LICC2_DLD
OUT
LICC2 data load signal
DSOUT1
OUT
LICC2 output signal 1
DSOUT2
OUT
LICC2 output signal 2
GND
OUT
Logic system ground
Signal name
IN/OUT
Function
TANKEEP_VCC
OUT
Tank EEPROM power supply
GND
OUT
Logic system ground
TANKEEP_WD
OUT
Tank EEPROM write data
TANKEEP_RD
IN
Tank EEPROM read data
TANKEEP_CLK
OUT
Tank EEPROM clock
TANKEEP_CS5
OUT
Tank EEPROM chip select 5
TANKEEP_CS4
OUT
Tank EEPROM chip select 4
TANKEEP_CS3
OUT
Tank EEPROM chip select 3
TANKEEP_CS2
OUT
Tank EEPROM chip select 2
TANKEEP_CS1
OUT
Tank EEPROM chip select 1
TANKEEP_CS0
OUT
Tank EEPROM chip select 0
GND
OUT
Logic system ground
T-6-8
T-6-9

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