PC Board

Original HP Motor drive board - Heat sink assy with 6 large transistors

Original HP Backplane board - Main board that card cage boards plug into

Original HP Sensor interconnect board - Left of carousel area in plotter

Original HP Carousel sensor board - Mounts in front of carousel motor

Original HP Primary power board - Directly behind AC input connector

Original HP X & Y axis servo board - Inserts into main backplane board

Original HP Paper sensor board - Under left center of platen assembly

Original HP External I/O board - Plugs into bottom slot of backplane board

Original HP Rear panel dual interface (RS232-C/HP-IB) board

Original HP Front panel board - Has control switches and LED display

Original HP Rear panel dual interface (RS-232C/HP-IB) board

Original HP Internal I/O board - Inserts into main backplane board

Original HP Processor board - Inserts into main backplane board

Original HP Backplane board - Main board that card cage boards plug into

Original HP Front panel board - Has control switches and LED display