树中每个节点前的复选框控制元素的启用状态。
The check box before each node in the tree controls the enabling state of the element.
对于冗余控制通道适配器，重复相同的过程，但是不选中Access External Net work复选框。
Repeat the same process for a control channel adapter for redundancy, but do not select the Access External Network check box.
您可通过控制左侧面板中的复选框来显示或隐藏任何已经配置好的覆盖日历。
You can show or hide any configured overlaid calendar by manipulating these check boxes in the left panel.
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