Lexmark C750 Service Manual - Page 329
Lexmark C750 Manual
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5060-00x Connector J11 Printhead Black Connector (Video) Pin no. 1 2 3 4 5 6 7 8 9 10 11 Signal N/C N/C laser en Ground laser adj Ground laser PWM +5 V dc head Ground video data video data + +5 V dc Ground V Cor J12 Cover Open Switch Connector 1 2 3 J13 Parallel Port Connector J18 USB Port Connector 1 2 3 4 G1 G1 G2 G2 J19 Option DRAM Socket 2 J20 Option DRAM Socket 1 J21 Base DRAM Socket USB +5 V dc USB DUSB D+ Ground Ground Ground Connector locations 5-17
Connector locations
5-17
5060-00
x
J11 Printhead
Black Connector
(Video)
1
N/C
2
N/C
3
laser en
4
Ground
5
laser adj
6
Ground
7
laser PWM
8
+5 V dc head
9
Ground
10
video data -
11
video data +
J12 Cover Open
Switch Connector
1
+5 V dc
2
Ground
3
V Cor
J13 Parallel Port
Connector
J18 USB Port
Connector
1
USB +5 V dc
2
USB D-
3
USB D+
4
Ground
G1
G1
Ground
G2
G2
Ground
J19 Option DRAM
Socket 2
J20 Option DRAM
Socket 1
J21 Base DRAM
Socket
Connector
Pin
no.
Signal