File:Schneider NLQ401 Printer PCB Top (photo by Nilquader).jpg|NLQ401 PCB Top
File:Schneider NLQ401 Printer PCB Bottom (photo by Nilquader).jpg|NLQ401 PCB Bottom
File:NLQ401 Schematic.png|NLQ401 Schematic
File:NLQ401 and SFT401 (advert on back of Schneider CPC6128 manual).jpg|NLQ401 and SFT401
File:NLQ401_Printhead_internals.jpg|print head internals