Interfaces
8-9
Standard Parallel Connector
The cabling in the following illustration supports Standard and Fastbytes protocols and
IEEE 1284 Nibble, Byte, and ECP protocols.
The following illustration shows the pin assignments for connecting the 25-pin
connector to the 36-pin connector. The symbol * indicates an active low signal.
18
36
1 19
14
1
25
13
Printer
Side
36-Pin
D-Shell
Connector
(Male)
Computer
Side
25-Pin
D-Shell
Connector
(Male)
IEEE 1284-A
IEEE 1284-B
Computer
Side
25-Pin
Connector
Printer
Side
36-Pin
Connector
Note: Lexmark IEEE 1284 compliant cables
are supported up to 20 feet. Cable lengths
greater than 20 feet are not supported. The
cable drawing to the left is a functional
representation of the Lexmark cables; it does
not reflect correct pairing of leads or unused
pairs.
1284-B
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