Lexmark T620 Technical Reference - Page 306
Standard Parallel Connector, Parallel Connector Pin Assignments
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8-8 Interfaces Standard Parallel Connector The standard IEEE 1284-B compliant parallel connector on the printer is a 36-pin Dshell female receptacle, as shown. 18 1 36 19 Optional Parallel Connector The optional IEEE 1284-C compliant parallel connector on the printer is a 36-pin Dshell female receptacle, as shown. 18 1 36 19 Parallel Connector Pin Assignments Table 8-1: "Parallel Connector Pin Assignments" on page 8-9 lists interface and signal information for connector pin assignments for the standard IEEE 1284-B and optional IEEE 1284-C compliant connectors. In this table, "Direction" refers to the direction of signal flow from the printer's point of view. "Return" denotes twisted pair return. Notes: • Be sure to use a twisted pair cable for each signal in the interface wiring, and always complete the connection on the return side.