Self-Test - Epson TM-T90 Specification

Confidential

3.5 Self-test

1) The printer has a self-test function that checks the following:
• Control circuit functions
• Printer mechanisms
• Print quality
• Control software version
• DIP switch settings
• Memory switch settings
• Paper width to be set
2) Executing the self-test
[Starting the self-test]
To start the self-test on roll paper, hold down the FEED button and turn on the printer with the
cover closed; then the current printer status (*1) is printed.
(*1) • Control software version
• DIP switch settings
• Memory switch settings
[Self-test standby state]
After printing the current printer status, the printer prints the message "If you want to continue
SELF-TEST printing, please press FEED button." The PAPER OUT LED indicator flashes and
the printer enters the test printing (*2) standby state. Press the FEED button to start test printing.
(*2) • Prints a rolling pattern using only the built-in character set
• Cuts automatically after completing the rolling pattern printing
• Feeds to the print starting position
3) Ending the self-test
After a number of lines are printed, the printer indicates the end of the self-test by printing "***
completed ***," and initializes.
EPSON
TITLE
TM-T90
Specification
(STANDARD)
SHEET NO.
REVISION
NEXT
F
63
SHEET
62