Sharp GX20 Service Manual - Page 23

3.3.5 Software download CONFIDENTIAL 1) Overview This document describes the specification of the Flash-downloading tool (Upgrading Tool) used for the user service. 2) Purpose of this document The aim of this document is to provide a sufficient description of the GX20 Upgrading Tool for readers. 3) Scope This document covers the description of the Flash-downloading tool specification for the user service. 4) Operating environment Operating environment for the Upgrading Tool OS: Windows 98, 98SE, 2000 or XP Downloadable file: Only Motorola format is available for downloading. Communication mode: Asynchronous mode Data length: 8 bit Parity bit: None Stop bit length: 1 bit Operating environment for the loading loader Phone: GX20 Communication mode: Asynchronous mode Data length: 8 bit Parity bit: None Stop bit length: 1 bit 1) Description of the screens. 1) Activation You can start the application either from the short cut on your desktop or Start menu. 2) The Upgrading Tool (on the PC) Check here if you wish to use "Communication Box Ver. 2G". Note 1) COM port list box GX20 Check here if you wish to initialize the file system. Available when "Communication Box Ver. 2G" is set. Note 2) Figure 38 Click this button to display the dialog for selecting a file to download. 2 - 17