Technical and administrative document e.g. photo, access aiding device for maintenance service, has embedded system providing graphical user interface, and flash memory including and operating system and connected to USB interface

摘要

The device has a rechargeable battery and an embedded system providing a graphical user interface associated to a backlight touch screen (1) protected by a peripheral protection shell (1a) which provides visibility to a screen part of the touch screen. A flash memory including an operating system is connected to a universal serial bus (USB) interface that receives a USB key holding mechanical or documentary data.