Russound CAA66L Controller Kit Owner's Manual

27

The CAA66 supports RS-232 communication
with various third party automation systems or
PC for control and firmware updates of the con-
troller. The RS-232 com port is located on the
back of the CAA66 and uses a DB-9 cable con-
nection. 
For firmware updates, be sure the CPU Update
switch next to the the RS232 interface is set in
the “Update” position.

For RS-232 protocol, firmware updates and the
backup PC application, see the Document
Center at

www.russound.com. Look for the

Technical Documents under Multi-source/Multi-
zone products.