7. Disconnect the top and bottom Air Tubes from the Ink Supply Tubes. 8. Disconnect the Electrical Cable from the rear of the Ink Cartridge Tube Connector. Removal & Installation 9. Unroute the Air Tubes and Electrical Connector. 10. Twist the four latches at the rear of the lower Ink Cartridge Tube Connector and release the complete assembly. 322 Chapter 8 Removal & Installation