Epson 925 Daily Use page 68

Caution:
c
You must remove the yellow tape seal from the cartridge
before installing it, or the cartridge will become unusable
and you will be unable to print.
If you have installed an ink cartridge without removing
the yellow tape seal, you must remove the cartridge and
install a new one. Prepare the new cartridge by removing
the yellow tape seal, then install it in the printer.
Do not remove the blue portion of the tape seal from the
top of the cartridge, or the print head may become clogged
and be unable to print.
Do not remove the tape seal from the bottom of the
cartridge or the ink will leak.
Do not touch the green IC chip on the side of the
cartridge, or normal operation and printing may not be
possible.
Do not touch this part.
If an ink cartridge should be removed temporarily from
the printer, be sure to protect the ink supply area of the
ink cartridge from dirt and dust. Store the ink cartridge
in the same environment as the printer. When storing
the cartridge, be sure that it stands as shown in the
illustration above (the label that identifies the color of the
ink cartridge should be displayed on the top of the
cartridge). The valve in the ink supply port is designed
to contain any excess ink that may be released. However,
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