Epson LQ-1050 User Manual page 193

3. Using a cross-head screwdriver, remove the two retaining
screws: one located at the front of the printer, the other at the
back near the printer's fan.
4. Detach the upper case by pressing in on the two retaining clips
inside the front of the printer. The clips on the upper case release
from the printer's lower case.
Using the Printer Options
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