
35
Third-Party Device Control
The matrix supports RS-232 pass-through control of the third-party device connected to
the RS-232 port. The format is as follows.
Command
Description
Feedback Example
/+[B]:xxx.
Send command "xxx" to the third-
party device whose baud rate is B.
xxx=ASCII string. B=1~7.
B=1: 2400 baud
B=2: 4800 baud
B=3: 9600 baud
B=4: 19200 baud
B=5: 38400 baud
B=6: 57600 baud
B=7: 115200 baud
Example: /+3:123456.
Sends the command
"123456" to the third-
party device at 9600
baud.
TROUBLESHOOTING
Q1: The video signal is losing color or there is no video output.
A1: Ensure that the cables are properly plugged in. Check that the cable is good by
replacing it with a known good one.
Q2: There is no output image when switching.
A2: Ensure that the cables are properly plugged in.
Check that output HDCP™ compliance
is enabled. Check that the display supports the selected video resolution. Use an
oscilloscope or multimeter to verify that there is a signal at the input and output ends.