Q9893-1833_BracketSensor - Bracket for encoder strip. HP DesignJet Z6100 Z6200 T7100 Z4000 L25500 HP DESIGNJET T 7100 T7200 L25500 L26500
HP DESIGNJET Z series plotter Z4000 Z6100 Z6200 Z6600 Z6800 L25500 L26500 and others
Q9893-1833_SensorSensor - Encoder strip sensor For HP DesignJet Z6100 Z6200 T7100 Z4000 L25500 HP DESIGNJET T 7100 T7200 L25500 L26500
HP DESIGNJET Z series plotter Z4000 Z6100 Z6200 Z6600 Z6800 L25500 L26500 and others
CR357-67025Service Station - Service station with drop detector
CR354-67004Starwheel - 36-inch metal sheet starwheel assembly
CN727-69006Tool - Calibration sheet - Includes cleaning cloth and aligns unit heads / scanner. Seems like the HP calibration sheet is a necessary component required for scanning accuracy.