JP 250 (26-2873) Pinouts Faxback Doc. # 4126 This printer has a 36 pin Centronics connector. (IBM Port) Pin Signal Pin Signal 1 Strobe* 19 GND (Return for pin 1) 2 Data 1 20 GND (Return for pin 2) 3 Data 2 21 GND (Return for pin 3) 4 Data 3 22 GND (Return for pin 4) 5 Data 4 23 GND (Return for pin 5) 6 Data 5 24 GND (Return for pin 6) 7 Data 6 25 GND (Return for pin 7) 8 Data 7 26 GND (Return for pin 8) 9 Data 8 27 GND (Return for pin 9) 10 Acknowledge* 28 GND (Return for pin 10) 11 Busy 29 GND (Return for pin 11) 12 Paper Empty 30 GND (Return for pin 12) 13 Select 31 Initialize* 14 Auto Feed* (Epson Mode) 32 Error* 15 N/C 33 GND 16 GND 34 N/C 17 Chassis Ground 35 +5.0V 18 N/C 36 Select In* N/C = Not Connected * = Active Low Signal (jej 04/26/94)