APPLICABLE PRODUCTS
IN770AIRxxx000
ISSUE / QUESTION / SYMPTOM
It is possible to Scan the units and find them, also possible to read but every command send to the unit revert back.
POSSIBLE CAUSES / ANSWER
We noticed that if there is a MIDEA central controller and XYE Extension Kit used. If the gateway is connected to CTR2 and CC CTR1. The issue happens.
The solution;
1. Disconnect the gateway from CTR2 and connect directly to the ODU terminal.
2. Make sure that you have EOL resistors on the XYE Bus (120-ohm resistor on the first and last device)
ADDITIONAL INFO
The gateway has inbuilt switch to activate resistor. SW B, position 1; IN77XAIR Installation Sheet