Epson TM-T20II-i Users Manual - Page 11

English Connecting External Devices If you connect external devices, connect each cable to the port/connector on the back of the printer. (U "Interface" on page 5) !CAUTION: ❏ When connecting external devices to the USB ports, follow the precautions below. • Confirm the rated current of the external devices by checking the descriptions on the devices or manuals. Connect the external devices only when those total rated current is less than 800 mA. Do not use a device whose rated current is unclear. • Use UL-approved external devices (only for North American users). ❏ When connecting the USB cables, pass the cables through the cable band to prevent them from coming off. Cable band ❏ When using the printer, make sure the protective cover fits firmly into place. ❏ When Ethernet cables are installed outdoors, make sure devices without proper surge protection are cushioned by being connected through devices that do have surge protection. Otherwise, the devices can be damaged by lightning. QNote: Connecting the optional Wireless LAN Cable Set (OT-WL01) to the USB port enables the wireless LAN connection. While connecting via wireless LAN, keep the Ethernet cable unconnected to the printer. 11