Controller Card Connector Pin Values - Lexmark E238 Service Manual

4511-xxx

Controller card connector pin values

(Also, see the wiring diagram at back of book.)
These values were measured with all connections made (plugged) or with
only one connector at a time unplugged to expose the pins. Always
disconnect and connect with the printer power off. Otherwise, the values
below may not match.
Connector Pin #
J2 1, 4
2
6
3, 5
J3 1, 3
2, 4
J4 1, 2
3. 4
5, 6
7
8, 9
10
11
12, 14
13
J5
J6
J7
5-4
Service Manual
Value
(plugged)
+5 V dc
+24 V dc
Ground
Signal
+24 V dc
+24 V dc
0 V dc
+5 V dc
Signal
Ground
+24 V dc
Signal
+5
Ground
Signal
– –
– –
– –
Value
(unplugged) Comments
+5 V dc Without tray 2 attached;
Ready mode
+24 V dc
Ground
Signal
+24 V dc Manual and paper feed
solenoids; Ready mode
0 V dc
Main power LVPS/HVPS; Ready
source to mode
controller
card
– USB port
– Network port (Ethernet)
– Parallel port