HP 2420 HP LaserJet 2400 Series - User Guide - Page 213
To remove an installed EIO card
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To remove an installed EIO card 1. Turn the printer power off. 2. Remove the two screws from the EIO card, and then remove the EIO card from the EIO slot. 3. Place the cover plate from the EIO slot onto the back of the printer. Insert and tighten the two screws. 4. Turn the printer power on. ENWW Installing an EIO card 201
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To remove an installed EIO card
1.
Turn the printer power off.
2.
Remove the two screws from the EIO card, and then remove the EIO card from the EIO
slot.
3.
Place the cover plate from the EIO slot onto the back of the printer. Insert and tighten
the two screws.
4.
Turn the printer power on.
ENWW
Installing an EIO card
201