DMP-136 (260-2868) Pinouts Faxback Doc. # 4024 This Printer has a 36 pin Centronics connector. (IBM Port) Note: There is also an optional serial interface board available 26-2875. The serial interface options uses a DB-25 connector. 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 13 Select 31 Initialize* 14 Autofeed* 32 Error* 15 N/C 33 GND 16 GND 34 N/C 17 Chassis GND 35 +5V 18 +5V 36 Select IN* N/C = Not Connected * = Active Low Signal Optional Serial Port Pinouts 26-2875 Pin Signal Pin Signal 1 Frame GND 14 N/C 2 Transmit Data 15 N/C 3 Receive Data 16 N/C 4 Request to Send 17 N/C 5 N/C 18 N/C 6 N/C 19 N/C 7 Signal Ground 20 Data Terminal Ready 8 N/C 21 N/C 9 N/C 22 N/C 10 N/C 23 N/C 11 N/C 24 N/C 12 N/C 25 +5V 13 N/C (dtc-08/06/93)