The Eltron Company P310 - Manual (Page 108)

Particularly note the following:
• A selection results by typing a list item number followed by .
• Selection of Exit returns the DOS prompt.
• Selection of “Change of COM port” should always follow the program launch to
establish the port that has the Printer attached.
• Typing usually returns the previous screen.
A.2.2 Changing the COM Port
Note the following screen, which appears with selection of Item 3. Change of COM PORT
offers three choices—two serial (COM 1 and COM 2) and one parallel (LPT 1). Item 3,
LPT1, is required when the PC is attached to the printer.
A-4
980264-001 Rev.B
APPENDIX A