GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
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3. Hardware
3.1 List of Parts
Converts unit
communication mode
into PC recognizable
communication mode
This disk contains the
Gree Debugger, monitor
software, USB driver,
and USB converter
configuration software
A line connecting a PC with
the converter over the USB
interface
This board serves to
connect units with control
PCs when they are too
distant to communicate
A 4-core line connecting
units with the converter
A 4-core line connecting
units with the converter
3.2 USB Data Converter
3.2.1 Function
The USB data converter converts communication mode of the air conditioning units, for example, RS485,
HBS, and CAN into a mode that is recognizable through PC's USB interface.
3.2.2 Appearance