Lexmark 4227-X00 User Manual
Page 115
Advertising
5-12
Service Manual
4227-X00
Main Logic Board<-->Sub Logic Board (4227-200)
Main Logic Board
CN3
Sub Logic Board
CN3
Pin 1
HCSEL
Pin 2
Signal Gnd
Pin 3
HDTHERMO
Pin 4
R1COM
Pin 5
L1COM
Pin 6
R2COM
Pin 7
L2COM
Pin 8
L3COM
Pin 9
R3COM
Pin 10
L4COM
Pin 11
R4COM
Pin 12
L5COM
Pin 13
R5COM
Pin 14
L6COM
Pin 15
R6COM
Pin 16
L7COM
Pin 17
R7COM
Pin 18
L8COM
Pin 19
L8COM
Pin 20
L9COM
Pin 21
R9COM
Pin 22
BUZZER
Pin 22
HCSEL
Pin 21
Signal Gnd
Pin 20
HDTHERMO
Pin 19
R1COM
Pin 18
L1COM
Pin 17
R2COM
Pin 16
L2COM
Pin 15
L3COM
Pin 14
R3COM
Pin 13 L4COM
Pin 12 R4COM
Pin 11 L5COM
Pin 10 R5COM
Pin 9
L6COM
Pin 8
R6COM
Pin 7
L7COM
Pin 6
R7COM
Pin 5
L8COM
Pin 4
R8COM
Pin 3
L9COM
Pin 2
R9COM
Pin 1
BUZZER
Advertising