TRAX MANUALS > Orders > Orders Module > Orders, Update Menu > Purchase Order > Purchase Order Detail > Purchase Order Detail Buttons > Effectivity Button, via Purchase Order Detail

Select the Effectivity button to view previously set up effectivity information regarding the P/N associated with this order. The effectivity for a part is defined in Settings/Update/P/N/Effectivity button. Users will view any effectivity which maybe overridden to the a specific tail where applicable; this will only allow the user to query the Part Numbers' Aircraft Effectivity. All effectivity changes will need to performed in P/N Master.

The Notes and Effectivity Audit buttons are available for additional functionality.