Chapter 2 Extended I/F Specification Pin Arrangement of Connector The following lists the pin arrangement for the D-Sub connector. 2 15 Pin No. Signal Input-Output (From printer) 1 Pause IN 2 Reserved IN 3 Reserved OUT 4 GND GND 5 GND GND 6 GND GND 7 GND GND 8 GND GND 9 OPEN - 10 GND GND 11 Paper out OUT 12 Ink cartridge OUT 13 Paper back feed OUT 14 Print end OUT 15 Printer error OUT