HDMI Matrix Switch 4x4 Support 4Kx 2K@30Hz
Four buttons on the matrix are used to select source devices circularly for inputs A. B. C, and D. Once you press the
button, it will select next available source device.
3) IR Remote Control Switch
Power: press to turn on the matrix, press again to turn off it.
Auto: Press the button to turn on/off the automatic connection function.
A, B, C, D: output A, B, C, D
Number 1, 2, 3, 4: press number 1,2,3,4 to select input device for each output accordingly.
Off: Turn off/on the corresponding output.
4) RS232 Software Control
1 Introduction of RS232 remote operation:
RS232 remote operation is mainly based on the "super terminal" of Windows operation system. The
parameter is: ANSI 4800 8-N-1-non.
2 Operation
A. Connect the matrix to the COM of PC with a RS232 cable
B. Choose the right COM when you setting "super terminal" and then set the parameter as follow:
Baud frequency: 4800
Data bit: 8
Parity bit: N
Stop bit: 1
Data stream: None
C. Inputting your instruction. The instruction should be two or three letters. And finish with "Enter' button.
Please input next instruction in three seconds, otherwise the ‘Overtime instruction’ will appear.
The input instruction should be right, or you will be rejected with the "wrong instruction".
If the input or output that yon chose is not connected to devices or not in power-on mode, you will get an
‘ineffective instruction’ message.
If your instruction is performed, you can see the instruction of "successful operation".
3. Instruction input method
A. Selecting source device
Sequence number of output (A/B/C/D)-sequence number of the input (1/2/3/4) +'Enter'
For example: It you want display B to view source 3. Then you can input `B3 "and finish with "Enter"
B. turning off on output
C. Sequence number of the output that you want to turn off (A/B/C/D) +"Enter"
For example: If you want to turn off output B, then you can input CB, and finish with "Enter"
D. Turning on the matrix
OFF+ "Enter"
E. Turning on the matrix
ON+ "Enter"
F. Inquiry;
QS+ "Enter'
This order enables you know which input and output are available and the connections of input and output
