Summagraphics D1000 User's Manual - Summa Online

2 Data 1 20 Ground3 Data 2 21 Ground4 Data 3 22 Ground5 Data 4 23 Ground6 Data 5 24 Ground7 Data 6 25 Ground8 Data 7 26 Ground9 Data 8 27 Ground10 -Acknowledge 28 Ground11 Busy 29 Ground12 Paper End 30 Ground13 Select 31 -Input Prime14 Not Connected 32 -Fault15 Not Connected 33 Not Connected16 Logical Ground 34 Not Connected17 Chassis Ground 35 Not Connected18 Positive 5V 36 Not Connected-Negative true logic4.3. AVAILABLE SERIAL SIGNALSIf you are making your own cable, only a few of the cutter pins will actually need to be connected to thehost computer. To ensure optimum results, the cable length should not exceed 4.8 m (16 feet). It shouldbe taken into account that your computer or cutting software may also require additional loopbackconnections at the host computer's end of the data cable.• Connect the Transmit Data (TXD) pin of the computer to pin #2 of the cutter.• Connect the Receive Data (RXD) pin of the computer to pin #3 of the cutter.• For hardware handshaking, connect the Clear To Send (CTS) pin of the computer to pin#4 or pin #7 of the cutter. Connect the Request To Send (RTS) pin of the computer to pin#8 of the cutter.• Connect the ground (GND) pin of the computer to pin #5 of the cutter.Notice