Tutorial: Building a Simple Project 2. Double-click synoptic.scr . The synoptic screen worksheet is reopened for editing. 3. On the Graphics tab of the ribbon, in the Libraries group, click Symbols . 4. In the Symbols menu tree, open the System Symbols folder and then open the Tanks sub-folder. 5. Browse the tank symbols and choose one. You may choose any tank symbol that you like; they all function basically the same. Choosing a tank symbol 6. Click the symbol. The mouse cursor will change to show that the symbol is ready to be placed in a screen. 7. Switch back to the screen where you want to place the symbol and click in it. The symbol is placed as a Linked Symbol object. Page 76