![Comtech Xicom Technology XTD-750K Operation And Installation Manual Download Page 109](http://html1.mh-extra.com/html/comtech-xicom-technology/xtd-750k/xtd-750k_operation-and-installation-manual_2648551109.webp)
MNC-0500-026
31 of 32
Revision G
Amplifier Communication and Protocol, Rabbit CPU
Waveguide Switch Control
Command Byte:
‘U’
Format:
‘U3’ Activate override mode and switch in Amplifier switch 2, or set
switch 2 to position ‘A’ in 1-for-2 mode.
‘U2’ Activate override mode and switch in other Amplifier switch 2, or set
switch 2 to position ‘B’ in 1-for-2-mode.
‘U1’ Activate override mode and switch in Amplifier switch 1, or set
switch 1 to position ‘A’ in 1-for-2 mode.
‘U0’ Activate override mode and switch in other Amplifier switch 1, or set
switch 1 to position ‘B’ in 1-for-2 mode.
‘UM’ Activate override mode.
‘UA’ Terminate override mode, activating automatic mode.
Notes:
When sending a ‘U3’, ‘U2’, ‘U1’ or ‘U0’ command, also send
a ‘UM’ command to the other amplifier to prevent unwanted automatic-mode
switches.
Compatibility:
For Redundant ODUs only
EAR EXPORT CONTROLLED: The information contained in this Manual refers or relates to a product that is subject
to the U.S. Export Administration Regulations (EAR). Transfer of data herein by any means to a Foreign Person,
whether in the U.S. or abroad, may require an export license from the U.S. Department of Commerce.