HP DesignJet 1000 Serie Installationshandbuch Seite 7

11 Carefully push the bottom edge of the PostScript module into the slot until you feel
it "click" into position. Again, you will see that the bottom locking tab locks into
position.
12 Remove the grounding wrist strap and then re-install the cover plate on the back of
the printer, using the four screws.
Install the HP DesignJet PostScript Upgrade
5