Changing the map sheet name fields
You change the map series field name in the Map Series Properties dialog box.
Steps:
- Start ArcMap.
- On the main menu, click Customize > Toolbars > MPS Atlas.
- Click the MPS Atlas window button  on the MPS Atlas toolbar. on the MPS Atlas toolbar.The MPS Atlas window appears. 
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Right-click the map series on the MPS Atlas window and click Map Series Properties.
The Map Series Properties dialog box appears. 
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Click the Name Fields tab.
 
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Click a cell in the Data Source column.
The cell becomes selected. 
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Click Change Name Field.
The Select Name Field dialog box appears. 
- Click the Select Field drop-down arrow and choose the map sheet field name you want to use.
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Click OK.
The Name Fields tab appears. 
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Click OK.
The map sheet names are changed to reflect the name field you chose. 
4/17/2012