Support & Downloads FAX-1840C Not your product? FAQs & Troubleshooting Find frequently asked questions and troubleshooting information. Manuals View or download manuals for your product. Consumables & Accessories Learn about consumable supplies, accessories and options available for your product. Supported OS Check which operating systems are supported by your product. Specifications View a detailed breakdown of the product specification. Related Links SDS (MSDS)Hologram Label for Supplies Other Links Brother Estore Products Warranty Terms and Conditions