9
B. EZ-4
13. Press and lift up the two lock switches
(part 7) to open the rear cover .
14. Lift the print head release level, and then
you can draw out or adjust the label roll
(see figure 3.1.2).
fig. 3.1.2
3-2. How to clean the EZ-2/4 printer head
1. Remove the top cover.
2. Press your pointing finger on
“
A
”
, move out the two plastic
fasteners from the retainer, and you can take out the retainer
and the print head unit. (see figure 3.2.1)
3. Use soft cloth soaked in isopropyl alcohol, to rub off caught
labels and cleans the surface. Reinstall the fasteners and
retainer.
fig. 3.2.1
3-3. How to clear a label jam in the EZ-2/4 Printer
1. Power off the printer.
2. Remove the top cover and back cover.
3. Remove label roll.
4. Close the two label guides the way as figure 3.3.1(1).
5. Make apart the two retaining clips from the assembly, by gently pressing the clips the direction as figure
3.3.1(2), and afterward by lifting them a little.
6. Lift the guide board the direction as figure 3.3.1(3).
7. Clean, with alcoholic cloth, the label jam on the bottom of the assembly.
8. Reassemble the printer
Fig. 3.3.1
3-4. Label gap sensor adjustment
Due to different quality labels available it may be necessary to make an adjustment to the label gap sensor for
detecting the label gap. Any adjustment must be made in well light room.
1. Remove top cover.
2. The top view shows the circuit board as indicated on figure 3.4.1.The Variable Resistor (VR) can be
adjusted the ways either counter-clockwise for lower transmit power (less sensitivity) or clockwise for
higher transmit power (higher sensitivity). Each slight adjustment of the VR has to be verified by pressing
the feed button at least 7 times.
PDF created with FinePrint pdfFactory trial version
http://www.fineprint.com
