Gree UM600PH/A-M, Service Manual

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GREE Duct type Ducted Type Split Air-Conditioner Units
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(4) Usage of converter configuring software:
1) When the converter is working, hold the button “SET” for 5 sec. Function LED will be
flickering, indicating that the converter has enter the baud rate setting mode. Then you can
use the converter configuring software to set the baud rate of converter. Baud rate
supported by the converter (baud rate of air conditioner’s communication interface
matches with the baud rate of USB interface automatically):
Ex-factory defaulted baud rate: (unit: bps)
AC is connected with Baud rate of air conditioner interface Baud rate of USB interface
CAN 20000/50000 self-adaptive 115200
HBS 57600 38400
RS485 9600 9600
Baud rate look-up table for RS485 interface (unit: bps)
RS485 interface 4800 9600 19200 38400 57600 115200
USB interface 4800 9600 19200 38400 57600 115200
Baud rate look-up table for HBS interface (unit: bps)
HBS interface 9600 19200 38400 57600
USB interface 4800 9600 19200 38400