Adding Symbol Text to BOM or Table Cells You can add symbols such as spherical diameter or plus/minus to text-based table cell entries. To add symbol text to a table cell: From the table, double-click a cell. If the cell entry is linked to a property, you are prompted to break or retain the link: Break the link to change the table display without changing the property. Retain the link to modify the property. The Note toolbar appears. Type or modify text, and click Add Symbol . From the Symbols dialog box, click a Symbol library and select a library item. For example, click the Modifying Symbols library and select Spherical Diameter. Click OK. The selected symbol appears in the cell. Parent topicTables