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Removing Jammed Paper; Testing The Printer; Dip Switches - Epson C31C412144 - TM L90 B/W Thermal Line Printer Information Manual

Information guide

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2. Insert the paper roll spacer so that the front edge goes into
the notch and down to the shaft, as shown below.
3. Push the paper roll spacer until you feel it click onto the
shaft.
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4. Slide the paper roll spacer to the appropriate width, as
shown above. You can use the measurement printed inside
the printer. Align the inside edge of the spacer with the
desired measurement.
5. Insert the screw included with the spacer into the hole
indicated above and tighten it. (Even if you can see two
holes, this is the only one to put the screw in.)
6. Follow the instructions in this guide to set the memory
switch for the desired paper width.

Testing the Printer

Follow these steps to run a self-test:
1. Load the paper roll and close the paper roll cover.
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2. Hold down the
When printing starts, release the
settings are printed.
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3. The
light starts to flash when the status has
been printed. Press the
4. After the printer prints the lines for the self-test, it prints
"
*** completed ***
data as soon as it completes the self-test.
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button, and turn on the printer.
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button. The printer
)(('
button to start the test.
." The printer is ready to receive

Removing Jammed Paper

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1. Power off the unit, open the paper roll cover, and remove
the jammed paper.
2. If you cannot open the paper roll cover, paper is jammed in
the autocutter. Follow the steps under "Clearing the
Autocutter" below.
Clearing the Autocutter
1. Lift up and remove the cutter cover by inserting a flathead
screwdriver into the slots on each side of the main case and
spreading the case in the direction of the arrows.
2. Rotate the autocutter knob in the direction of the arrow to
return the cutter blade to the normal position. (A triangle
mark shows through the window in the autocutter frame.)
3. Open the paper roll cover, re-install the cutter cover, and
close the paper roll cover.

DIP Switches

Serial interface
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