Connector Location And Pin Layout; Logic Board Ass'y - Canon PIXMA MP510 Service Manual

2. CONNECTOR LOCATION AND PIN LAYOUT

2-1. Logic Board Ass'y

J301 (Print Head 1/3 [Carriage Unit])
No.
1 to 4
5 to 9
10 to 14
J302 (Print Head 2/3 [Carriage Unit])
No.
1 to 2
3 to 5
6
7
8
9
10
11
12
13
14
Signal name
VH_GND
VH
VH_GND
Signal name
HVDD
VH
SGND
B_DIA
SGND
A_DIA
SGND
ENC_OUT_A
SGND
ENC_OUT_B
ENC_PWR
Function
Head drive ground
Head driver power supply +24V
Head drive ground
Function
Head logic power supply +3.3V
Head logic power supply +24V
System ground
Diode sensor anode B
System ground
Diode sensor anode A
System ground
Encoder output signal A
System ground
Encoder output signal B
Encoder drive power supply +3.3V
3-2
Input /
Output
-
OUT
-
Input /
Output
OUT
OUT
-
IN
-
IN
-
IN
-
IN
OUT