EPSON - Epson Perfection3170Photo Diagram

Detailed technical assembly diagram for the Epson Perfection 3170 Photo scanner (GT-9400UF model). This three-page photographic breakdown provides a systematic visual reference for the scanner's internal structure and mechanical design. The first sheet documents detachable accessories and external components—power cable, AC adapter, control panel, scanning bed assembly, and alignment fixtures. The second sheet presents an exploded view of the main scanner chassis, clearly showing the housing structure, drive mechanism, and all electrical connectors in their proper positions. The third sheet isolates the internal mechanical subsystems: the drive system, positioning guides, optical sensors, and the complete scanning mechanism with individual component callouts. Every part carries a reference number for quick identification, making this diagram invaluable for service technicians performing maintenance, troubleshooting, component replacement, or repair work on the Perfection 3170. Whether you need to locate a specific assembly, understand how the mechanism fits together, or track down a replacement part, this service diagram is an essential technical resource for anyone working on this scanner model.