Gree GMV-VQ680WM/C-X Service Manual page 66

Gree
Press the SW1 up button and the SW2 down button to select the corresponding low pressure
control mode.
LED1
Function Display
code status
1F On
1F On
After selecting the corresponding mode, press the SW3 confirm button. The master module displays
as follows:
LED1
Function code Display status
1F
1F
The master unit memorizes this setting and does not clear it even upon power failure and power-on
again. The default value is 00.
4.1.2.3.17 4n Adaptive Control of Noise
Setting steps:
Enter the function setting. The master unit displays as follows by default, and other basic modules
display normal working status:
LED1
Function code Display status
4n
Press the SW1 up button and the SW2 down button to select the corresponding low pressure
control mode.
LED1
Function Display
code status
4n On
4n On
After selecting the corresponding mode, press the SW3 confirm button. The master module displays
as follows:
LED1
Function code Display status
4n
4n
The master unit memorizes this setting and does not clear it even upon power failure and power-on
again. The default value is 00.
After the entire system is commissioned, the commissioner sends a flag, indicating whether the
adaptive control of noise is valid. The master unit memorizes this setting and does not clear it even upon
power failure and power-on again.
LED2
Current Display
process status
00 Blinks
01 Blinks
Current process
On 00
On 01
Current process
On 00
LED2
Current Display
process status
00 Blinks
01 Blinks
Current process
On 00
On 01
GMV6 HR DC Inverter VRF Units Service Manual
LED3
Current
status
OC
OC
LED2
Display status Current status
On
On
LED2
Display status Current status
Blinks
LED3
Current Display
status status
OC Blinks
OC Blinks
LED2
Display status Current status
On
On
64
Description
Display
status
Ordinary
Blinks
low-pressure control
SRL low-pressure
Blinks
control
LED3
Display status
OC On
OC On
LED3
Display status
OC Blinks
Description
The adaptive control of
noise is valid.
The adaptive control of
noise is invalid.
LED3
Display status
OC On
OC On