H-Class 112.2.3 Connecting to the SDIO Slot and USB Host PortsIf equipped, the Secure Digital Input Output (SDIO) Slot and the USB Host Ports acceptexternal storage devices for fonts, graphics, label formats, and firmware upgrades.Additionally, USB Host Ports accept a USB keyboard for stand alone direct data (template)applications; see the Class Series Programmer’s Manual.;• External memory devices must be formatted before initial use (see MODULES,Section 4.2.3); afterward, to be recognized all files must be placed into theresulting folder.• Use Windows Explorer or DMX Config (see the Accessories CD-ROM) todownload files to an external memory device for conversion; see FILEHANDLING DEFINITIONS, Appendix A.• SDIO Slot Connections:When installing an SDIO Card, turn OFF the printer then slide the card into the SDIOSlot. After turning ON the printer, Module F will be recognized.When removing an SDIO Card, turn OFF the printer then press the SDIO Card inwardto release.; • SanDisk© SDIO Memory Cards up to 1 GB are supported.• Multi Media Cards SDIO cannot be used; also, unsupported or defectivecards may prevent printer operation.