Lexmark E238 Service Manual - Page 234
Controller card connector pin values, Connector, Value, plugged, Comments
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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. Value Connector Pin # (plugged) J2 1, 4 +5 V dc 2 +24 V dc 6 Ground 3, 5 Signal J3 1, 3 +24 V dc 2, 4 +24 V dc J4 1, 2 0 V dc 3. 4 +5 V dc 5, 6 Signal 7 Ground 8, 9 +24 V dc 10 Signal 11 +5 12, 14 Ground 13 Signal J5 - - J6 - - J7 - - Value (unplugged) Comments +5 V dc +24 V dc Ground Signal +24 V dc 0 V dc Main power source to controller card Without tray 2 attached; Ready mode Manual and paper feed solenoids; Ready mode LVPS/HVPS; Ready mode - USB port - Network port (Ethernet) - Parallel port 5-4 Service Manual