Sharp FACSIMILE FO-4500 Service Manual page 14

FO-4500H
7. Installing a option verification stamp (FO-45VS)
1
Remove the original document OUT tray.
2
Remove the old ink cartridge from the machine by pressing down
and out on the protruding green tab with the tip of a ballpoint pen.
3
Insert the new cartridge into the machine so that the tab on the
side is facing out.
4
Replace the original document OUT tray.
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