Removal and Installation Ink Supply Station (ISS) PCA Removal WARNING Switch off the Printer and remove the Power Cord. NOTE Refer to the table on Page 8-4 for information on screw types. 1. Remove the LAN Card - Refer to Page 8-76 . 2. Remove the Left Rear Cover - Refer to Page 8-15 3. Remove the Right Rear Cover - Refer to Page 8-16 . 4. Remove the Electronics Module Cover - Refer to Page 8-79 . 5. Disconnect ALL Cables from the ISS PCA (see installation of ISS PCA for connections). 6. Remove 5 T-10 screws ( Type K ) from the ISS PCA. 7. Remove the ISS PCA. 8-91 HP DesignJet 5000 and 5500 Series Printers Service Manual