Epson WF-C878RDWF User Manual page 320

Using Optional Items
11. Pull out the ink supply unit tray for black ink and the paper cassette.
12. Lower the printer or a paper cassette unit gently onto the printer stand aligning the corners, and then secure
them with the screws.
Note:
Some screws will be left over after assembly.
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Printer Stand Installing the Printer Stand
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