HP 750c HP DesignJet 700 user guide - Page 203
Interface Specifications
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Reference Interface Specifications Interface Specifications Below are the parallel and serial interface specifications. Parallel (Bi-Tronics/Centronics) Interface The connector on the plotter is 36-pin female. Most existing parallel cables support Bi-Tronics communication, but for use with this plotter, the cable must meet the specification in this table. Pin Wire/Signal Name 1 Strobe 2 ... 9 D0 ... D7 (data lines) 10 Ack 11 Busy 12 PError 13 Select (SelectOut) 14 AutoFd 16 GND 19 ... 30 GND 31 Init 32 Fault 36 SelectIn Serial (RS-232-C) Interface The connector on the plotter is 25-pin female. The plotter is configured as DTE (data terminal equipment). Data is transmitted on Pin 2 and received on Pin 3. Pin Wire/Signal Name 1 Protective Ground 2 Transmitted Data 3 Received Data 4 Request to Send 6 Data Set Ready 7 Signal Ground 20 Data Terminal Ready Source computer both plotter plotter plotter plotter computer computer plotter computer Source DTE DCE DTE DCE DTE REFERENCE 11 11-7