FIRMWARE UPDATE
Identify the COM port on your PC.
1. Click the Start button in the lower left corner of your Windows PC.
2. Click on Control Panel.
3. Click on Device Manager.
4. Click on the arrow next to “Ports (COM & LPT)”.
5. You should see the COM port number.
Download and install the chip45boot2 GUI software in your PC.
Copy the website location below into your browser and download the
chip45boot2 firmware installer software.
http://download.chip45.com/chip45boot2_GUI_V1.13.zip
Contact Smart‐AVI support for the current firmware.
1. Power OFF the EZWall‐Pro 3x3 V2.
2. Connect the RS‐232 cable from the computer to the RS‐232 port of the EZWall‐Pro 3x3 V2.
3. Open the chip45boot2 GUI.
4. Connect to your active COM port using: 9600 Baud, No parity, 8 data bits, 1 stop bit, No flow control.
5. Initially the Status light in the lower right side of the chip45boot2 window will be dark. Status will appear
next to it. The boot loader in the EZWall‐Pro 3x3 V2 is only accessible for a few seconds after you power
up the EZWall‐Pro 3x3 V2. Immediately after turning on the power switch on the EZWall‐Pro 3x3 V2 you
must click the “Connect to Boot loader” button in the chip45boot2 window. You only have a second to
connect. If you connect successfully to the boot loader the Status light will turn green and connected will
appear next to it. If it doesn’t connect the Status light will turn red and Failed will appear next to it. If you
fail to connect, power off the EZWall‐Pro 3x3 V2 and try again. See Figure 12‐1.
