User's Manual

Using the 6820 Printer Configuration Utility
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Chapter
4
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6820 Series 80-Column Printer User’s Manual
COM Port
This utility is flexible in which COM Port to use to communicate with
yourprinter.IfCOMPort1isnotavailableorisinusebyanotherap-
plication, select another COM Port with which to connect to your printer.
Establishing a Communication with the Printer
Click either the Get 6820 Configuration or the Set 6820 Configuration
button to o pen communications with the printer.
1 The “Opening COM Port x to printer . . . ” message appears in the text
box of y our utility. The “x” in the message indicates to which COM
Port your utility is set.
2 When the “Press Reset on the printer” message appears in the text box,
press the reset button on your printer mechanism.
3 As soon as successful communication is established between your desk-
top computer and your printer, a n “Opening COM Port x to printer. . .
Done.” message appears in the text box.
Note: If an “Unable to open COM Port x to printer” message appears in the
text box, as shown in the previous sample, another software application
may be using the selected COM Port. Either select another COM Port or
disable the software application using the COM Port in question. See page
61 for more errors.