Sprint Nextel Network Router 597E User Manual

You can improve the signal strength by attaching an external antenna (sold 
separately).

To attach an external antenna:

1. Remove the card if it is inserted in your computer (page 28).

2. Remove the rubber cap (located on the thick end of the card).

3. Hold the antenna cable by the connector (end) part, and carefully insert the 

connector part of the cable into the corresponding connector on the card.