Sierra Video Sequoia Family - Manual (Page 63)

TROUBLESHOOTING
57
Control
Problem Remedy
No control of Matrix
Switcher from PC
software  Confirm the correct wiring of the connecting cable. Be sure to use a standard
one to one 9 pin serial cable.
 Confirm that all Dip Switches on the control processor are set properly. See
Dip switch settings on page Error! Bookmark not defined..
 Confirm that the baud rate of your computer COM port is set to the same as
that of your Matrix Switcher (9600-Baud factory default). Confirm that the
proper COM port is selected in the control software.
 Use a terminal emulator program to send **!! commands and check for **OK!!
response.
 If you do not receive **OK!!, the problem is with the switcher.