To Customize the Retrieval of an Assembly in Advanced View
1. Click 
or > Open. The File Open dialog box opens.
or > Open. The File Open dialog box opens.2. Select the assembly to open and click Open Subset. The Retrieval Customization dialog box opens.
3. Click Advanced View.
5. To set a representation for the component, right-click the component in the Chooser Tree or the preview window, click Set Representation to, and then click one of the following options:
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Derived—Derives the status from evaluation of the simplified representation.
Derived—Derives the status from evaluation of the simplified representation.◦ 
Exclude—Excludes the selected component.
Exclude—Excludes the selected component.◦ 
Master Rep—Sets the selected components to the default state of Master representation.
Master Rep—Sets the selected components to the default state of Master representation.◦ 
Automatic—Retrieves the minimum required data for presenting the assembly in the most accurate way. The system determines what data is required based on your actions. Use this representation type to retrieve your assembly as fast as possible.
Automatic—Retrieves the minimum required data for presenting the assembly in the most accurate way. The system determines what data is required based on your actions. Use this representation type to retrieve your assembly as fast as possible.◦ 
User Defined—Activates a simplified representation from the selected component.
User Defined—Activates a simplified representation from the selected component.6. To substitute the component, right-click the component in the Chooser Tree or the preview window, click Substitute, then click one of the following options:
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Envelope
Envelope◦ 
Family Table
Family Table◦ 
Interchange
Interchange7. Click OK.