Epson U675 - TM Color Dot-matrix Printer, Service Manual, Page: 18 / 325

1-6 Troubleshooting Rev.D
Confidential
Starting and Stopping Self Tests
Printing Tests
Starting the Tests
❏
Roll paper self test:
The printer starts printing on the roll paper when you turn on the power while holding
down the receipt
FEED button when all the covers are closed.
After printing is completed,
operate the autocutter to cut the receipt.
❏ Slip paper self test:
The SLIP LED flashes and the printer enters the slip paper wait mode when you turn on the
power while holding down the
RELEASE button when all the covers are closed. Printing
starts on the slip paper when you insert a slip of paper in the printer.
❏
Validation paper self test:
Turn on the power supply while holding down the FEED and the RELEASE buttons while
the cover is closed. The SLIP LED flashes and the printer enters the validation paper wait
status. In this state, printing begins on the validation paper when you insert validation
paper.
Test Wait Mode
❏
Roll paper self test:
After the test print is completed, the printer enters the self test wait mode. The PAPER OUT
LED flashes after printing "SELF-TEST printing. Please press PAPER FEED button."
Test printing starts when you press the receipt paper
FEED button.
❏ Slip paper self test:
When the printer status print is completed, the printer ejects the slip and waits for the next
slip of paper. Test printing starts when you insert a slip of paper in the printer.
❏ Validation paper self test:
When the printer has ejected the validation paper, you can insert the next validation sheet
and printing continues.
Ending the Test
The printer prints "***completed***" and the test ends when the determined number of lines
have been printed. The printer enters the normal mode after the power on tests are
completed.
After printing to the paper roll, operate the autocutter to cut the receipt
.