天天爽夜夜爽人人爽,国产日本一区二区,欧美性久久久,欧美亚洲日本国产综合在线

Troubleshooting method: a Whether the power cord has voltage; b. Whether the positive and negative poles of the power plug are connected reversely, the white wire of the power plug is the positive pole, and the black wire is the negative pole; c Whether th...

Solution: Position the indoor unit on the screen. If the deviation is too large and cannot be positioned on the screen, the positioning can be performed through web page access, or the debugging console can be used to command positioning. If the touch has ...