To avoid trouble switch off the door drive (e. g. DDO) and cut off the entering of hall calls (CHCS).

为了避免麻烦断开门驱动(即ddo)和切断外呼输入(CHCS)。

youdao

To avoid trouble switch off the door drive (e. g. DDO) and cut off the entering of hall calls (CHCS).

为了避免麻烦断开门驱动(即ddo)和切断外呼输入(CHCS)。

youdao