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2.3.3 Connection to printer
For the connection between a QMP Cash Register and an external printer you need a standard
9 to 25-pin cross wired printer cable with one 9-pin female D-Sub connector and one 25-pin male D-Sub
connector.
QMP (DSUB9 female) Printer (DSUB25 male)
VCC Pin 1 Pin 1 --
RxD Pin 2 Pin 2 TxD
TxD Pin 3 Pin 3 RxD
DTR Pin 4 Pin 4 RTS
GND Pin 5 Pin 5 CTS
DSR Pin 6 Pin 6 DSR
RTS Pin 7 Pin 7 GND
CTS Pin 8 Pin 8 --
-- Pin 9 Pin 20 DTR
SHLD SHLD SHLD SHLD
Please note that you will probably need an adapter cable from the RJ45 connector of the QMP 2000 to
DSUB-9 on printer cable.
If you want to make your own special cable for direct connnection to printer, please note the following
description:
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