Epson 1500 - Manual (Page 133)

4.
Lift the printer and align it over the cassette unit using the
two alignment pins on the lower cassette unit as guides.
Lower the printer so that the pins fit securely into the holes
on the bottom of the printer as shown below.
Note:
The printer is heavy, so you may need to have someone help you
lift it.
5. Reconnect the power cord to the printer and plug it into an
electrical outlet.
6. Turn on the printer.
Options 5-19