Carriage belt - Plastic/rubber toothed belt for transferring mechanical power from motor to carriage
Cover for printer - Provides access to areas of printer for changing the printhead
HP motor Assembly Feed for Officejet Pro K550 Color Printer
Bracket motor assembly - Includes motor (rated operating voltage 19v) and two sensors(output voltage 5v, input voltage 5v) - Drives the linefeed rollers to advance the paper during printing
HP Delux Advance Glossy Photo Paper 25 sheets of A size HP Advanced glossy photo paper
Carriage PCA - Electronic circuit board that controls the printhead function - Input voltage 32v, Operating voltage 32v, 5v, 3.3v, 1.8v
Control panel assembly - Electronic PCA (Output voltage 5v, Input voltage 5v) - Enables user interaction and communication with printer
Main PCA logic board - Controls the function of the entire printer (input voltage 32v, operating voltages 32v, 5v, 3.3v, 1.8v)
HP JetDirect en3700 external print server - Fast Ethernet Internet connector for sharing peripherals with USB ports, in a 10/100 TX LAN environment - Has one USB 2.0 printer port and one RJ-45 10/100 Base-TX connector
Pinch lift assembly - Molded plastic part - Guides the paper during paper advancement
Power cord (Black) - 2.0m (6.6ft) long - Has straight (F) C13 receptacle (For 240V in India)
AC power supply assembly - 100-240V, 50/60Hz to 32VDC, 50/60Hz ac (worldwide operation)
88 Magenta and Cyan Printhead
Sirius sensor assembly - Sensor that helps to determine the end and start of a page