Epson TM-L90 Plus Users Manual 65/66 Model - Page 14

Running a Self-test

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Roll paper holder Thermal head Running a Self-test In self-test mode the printer will perform a series of internal diagnostics, and then provide a listing of printer settings. Having a printed self-test in hand when calling for technical support can help speed the troubleshooting process. Use the following procedure to start a self-test. 1. Close the roll paper cover. 2. While pressing the Feed button on the control panel, turn on the printer. (Keep pressing the Feed button until the printer starts printing.) The printer prints out the various printer states. 3. When all printer states have been printed, make sure that the following message is displayed and the Paper LED flashes. "If you want to continue SELF-TEST printing, please press Feed button." The printer is now in the self test wait mode. 4. To start a test print, press the Feed button when the printer is in the self test wait mode. 5. Check that the following has been printed. "*** completed ***" This indicates that the printer has been initialized and made the transition to the normal mode. 14 TM-L90 User's Manual

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14
TM-L90 User’s Manual
Running a Self-test
In self-test mode the printer will perform a series of internal diagnostics, and
then provide a listing of printer settings.
Having a printed self-test in hand when calling for technical support can help
speed the troubleshooting process.
Use the following procedure to start a self-test.
1.
Close the roll paper cover.
2.
While pressing the Feed button on the control panel, turn on the printer.
(Keep pressing the Feed button until the printer starts printing.)
The printer prints out the various printer states.
3.
When all printer states have been printed, make sure that the following
message is displayed and the Paper LED flashes.
"If you want to continue SELF-TEST printing, please press Feed button."
The printer is now in the self test wait mode.
4.
To start a test print, press the Feed button when the printer is in the self
test wait mode.
5.
Check that the following has been printed.
"*** completed ***"
This indicates that the printer has been initialized and made the
transition to the normal mode.
Thermal head
Roll paper holder
<Locations for the thermal head and roll paper holder>