The DC Source tab displays the presence or absence of an optional external power source, either the BayStack 10 Power Supply Unit or the Intergy* Network Energy Source (NES) from Invensys Energy Systems. Additionally, you configure the DC source type and the DC source configuration using this dialog box.
To open the DC Source tab for a single unit:
| The Unit dialog box opens with the Unit tab displayed. |
| The DC Source tab opens. |
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