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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.
MAKING CONNECTIONS
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.
INSTALLER
RS-232 Interface
27
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