Setting Check Modes; Self-Test Mode - Epson TM-U590 Technical Reference Manual

Setting Check Modes

Besides the ordinary print mode, the printer has a self-test mode and hexadecimal dumping
mode to check settings of the printer.

Self-test Mode

You can confirm the following printer functions by running the self-test.
• Control circuit functions
• Printer mechanism
• Print quality
• ROM version
• DIP switch settings
Starting Self-test
Follow the steps below to run the self-test.
1
Close the front cover.
2
While pressing the REVERSE button, turn on the printer.
3
When the SLIP LED flashes, insert the slip paper.
The printer prints current status of the printer on the slip paper.
When the printer finishes printing the printer status, the printer ejects the slip paper, and
the SLIP LED flashes.
4
Insert another slip paper.
The printer prints a test pattern.
When the printer finishes printing the test pattern, the printer prints the following
message, is initialized, and returned to the normal mode.
If you want to pause the self-test manually, press the REVERSE button. Press the REVERSE
button again to continue the self-test.
42
"*** completed ***"