Epson 5000/5500 - Manual (Page 46)

Using Continuous Paper
16.
If necessary, adjust the paper position using the micro-feed
feature described in Chapter 3.
CAUTION: Use the knob on the right side of the printer
only to clear paper jams when the printer is off.
Otherwise, you may damage the printer or cause it to lose
the top-of-form position.
17. To replace the printer cover, insert the front tabs into the slots
on the printer and then lower the cover into place.
Paper Handling 2-19