# Conceptual Product Structure

## How to Create a Parallel Structure

| ### What to do:
| Select Start > Bill of Materials > Product Component - Modular. The Product Componen modular mask is opened.
| Search for MDL-001 Pen.
| Select the Parallel Structures tab.
| To change to insert mode click . The Parallel Node number is entered automatically.
| Click in the View field.
| Select Maintenance.
| Enter Maintenance of Pen in the Name field.
| To save the entry click .
| Open the link in the Node Number field. The Parallel Structure mask is opened.
| Select the Structure tab.
| To change to insert mode click . The Node Number is entered automatically.
| Enter Replaceable Parts in the Name field.
| To save the entry click .
| Repeat steps 10 - 12 and enter the following value:
Name
Non-Replaceable Parts