Using The Data Dump Mode - Epson ActionPrinter 4500 User Manual

Using the Data Dump Mode

The data dump mode is a special feature that makes it easy for
experienced users to identify the cause of communication problems
between the printer and application programs. The data dump mode
gives a printout of the codes reaching the printer.
To use the data dump mode, follow these steps:
1. Make sure that the printer is loaded with either single-sheet or
continuous paper.
3-26 Using the Printer