Before you start:
The EZWall‐Pro 3x3 V2 may also be controlled via RS‐232 commands. This feature requires that an
RS‐232 card is installed in your computer or a USB to RS‐232 adapter. Check the RS‐232 connections
on your computer and the EZWall‐Pro 3x3 V2 to determine if you need a male to male, female to female
or male to female cable.
ESTABLISHING AN RS-232 CONNECTION
Establish a connection to the Smart‐AVI device:
1. Connect an RS‐232 cable to the RS‐232 connector on the PC.
2. Connect the other end of the cable to the RS‐232 port of the Smart‐AVI device.
3. Use Windows Control Panel / Device Manager to identify the Com port number. See instructions and
Figure 9‐2 below.
4. Power on the device.
If you are using a USB to COM port adapter on a Windows PC and need to identify the COM port used,
do the following:
1. Click on the start button.
2. Click on Control Panel.
3. Click on Device Manager.
4. Click on the arrow next to Ports (COM & LPT).
You should see the name of your adapter and the
COM port number in use.
Setting up the Terminal Application:
Run the terminal client of your choice such as HyperTerminal or PuTTY.
Select the correct COM port on the PC.
Use the following connection settings: 9600, N, 8, 1, no flow control.
Once the connection is established type //? And hit enter. The EZWall‐Pro 3x3 V2 should respond with a
firmware version number and a list of available commands.
COMMANDS
DESCRIPTION
//?
Help (List of Commands)
//B
Boot EZWall-Pro 3x3 V2
//C
Clone display mode
//I#
Select input (# = 1=HDMI1, 2=HDMI2, 3=VGA, 4=AV1, 5=AV2, 6=YPBPR, 7=USB*
//QA
Query IP Address
//QC
Query available video Configurations
//QM
Query current Mode
//QF
Query Firmware version
//QS
Query current Status
//V
Default Video Configuration (3X3)
//W
Wall
//Z
Sleep
* USB player requires the IR Remote Control for navigation and media selection.
