User guide

35
QLn Series User Guide
Cable Communication
Caution • The printer should be turned o before connecting or
disconnecting a communications cable.
The QLn320 and QLn220 printers can communicate by ca-
ble; the specific cable supplied with your printer will vary with
the host terminal and your model printer.
RS-232C Communications
The 14-pin serial connector on your communications cable
plugs into the serial communications port on the side of the
printer. QLn Series printers also have a USB port.
USB Communications
The small 5-pin connector on the USB cable plugs into the
printer. The connectors are keyed to assure correct align-
ment; do not try to force the cable if it does not plug in.
Communications Cable to Terminal
Part numbers vary. Refer to Appendix A.
RS-232C or USB Communications
Cable to Computer
Refer to Appendix A for part numbers.
Figure 17: Cable Communications
Figure 18: Communications with a P.C.
Communications
Port