Upgrading Software 57
packet. If the check fails, negative characters are sent and the sending program
sends the packet again.
1Enter 1 in the BOOT Menu and press Enter. The system accesses the download
application file menu:
1. Set TFTP protocol parameter
2. Set FTP protocol parameter
3. Set XMODEM protocol parameter
0. Return to boot menu
Enter your choice (0-3):
2Enter 3 in the download program menu.
Enter your choice(0-3): 3
3Press Enter. The system enters the download rate-setting menu:
Please select your download baudrate:
1. 9600
2. 19200
3. 38400
4. 57600
5. 115200
0. Exit
Enter your choice (0-5):
4Select the appropriate download speed. For example, enter 5 to select a download
speed of 115200bps.
5Press Enter. The terminal displays the following information:
Download baudrate is 115200 bps. Please change the terminal’s
baudrate to 115200 bps, and select XMODEM protocol.
Press enter key when ready.
6Change the baud rate set at the configuration terminal, so that the baud rate is
consistent with the selected download baud rate of the software.
7Disconnect the terminal and reconnect it.
8Press Enter to start downloading. The terminal displays the following information:
Now please start transfer file with XMODEM protocol.
If you want to exit, Press <Ctrl+X>.
Waiting ... CCCCC
9Select Transfer\Send File from the terminal window.
10 Click Browse in the Send file dialog box, shown in Figure 37 and select the
application you want to download.