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Monobloc Outdoor Unit
14.
Downloading new software version
•
Put unit in OFF mode, and wait the stop of unit.
•
Disconnect the wire connected on J6 on NHC board, and connect USB to Proprietary Protocol
converter plug on this connector.
•
Connect to Network service Tool: Connection Manager.
•
Use Connection Manager at 38400 Baud:
If it doesn't exist, add a new Proprietary Protocol connection:
•
Launch Winloader from Connection Manager
By default, software files to download must be put in this directory:
C:\ Program Files \ WinLoader OEM \ Download
•
Place the following files in this directory:-
ECG-SR-20N4Cxxx.hex
ECG-SR-20N4Cxxx-GenericOEM.cmd
OEM_KEY_GenericOEM.hex
Note: 'xxx' in name file corresponds to software version number, for example '020', that is version
02.0:-
to connect the PC to the NHC board.
144
Service Manual
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