Dashboard screen is the first tab of the Live trading module. It provides a quick overview of everything that is happening with your strategies, orders and equity.
The small panels on the top contain overview of open and closed positions, open and closed profit / loss.
Below that is panel with list of your connected live/paper accounts and their actual equity.
Next to it is Equity chart showing the equity on your account computed from closed trades.
The last two panels are for Strategies and Open positions. They show a quick list of the deployed strategies and current open positions. You can get richer list with all available functionality in separate tabs on the top.