Chapter 1 Product Overview About the USB connector (USB-A - Device Charging, The white USB connector) • Make sure you use the genuine cable for the tablet, smartphone, or USB device you are using. • Charging may not be performed depending on the device's charging specifications. • To set an optimum current value for charging the connected device, it may take several seconds before charging starts. Charging may stop temporarily immediately after the device is connected. • If a device connected to the USB connector (USB-A Device Charging) has a rated power that exceeds the rated current of the USB connector, charging the device is stopped. See "Product Specifications" on page 119 .
• The device may not be fully charged depending on its settings or usage conditions. For example, when the device is used with the screen brightness set to its maximum, and/or with the sleep function disabled. • Seiko Epson Corporation assumes no responsibility for economic damages or problems arising from failure of charging the connected device due to a failure or malfunction of the product. • It may be hard to disconnect some types of USB cable. Do not forcibly pull the cable, or the USB connector and USB cable may be damaged. Contact qualified service personnel if you encounter the trouble.
• To communicate with a tablet computer via Bluetooth while charging the tablet through the USB connector (USB-A - Device Charging) on the printer, set the "Interface selection" setting to "Bluetooth only". For more details, see "Software Setting Mode (Customize Value Settings)" on page 96 . However, if you do so, the maximum supply current is limited up to 2.1 A for an iOS tablet, and up to 1.5 A for an Android tablet. Charging may not be possible depending on the tablet. Please use the tablet after testing and evaluating it adequately.
• When connecting an Android device to the USB connector (USB-A - Device Charging) for data communication, make sure that the device satisfies the following requirements. Requirements: The version of Android OS is 10 or later with kernel version 4.9.15 or later However, Epson does not guarantee normal operation of all Android devices even if they satisfy the requirements. Run some tests before actually using the device. • If the printer is connected to a wired network, an iOS tablet connected to the printer via the USB connector can access the network through the Lightning to USB cable.
For more details, see "Network Tethering (iOS device only) (For Device charging model/Bluetooth model)" on page 107 . 18