![background image](https://i.berrydoc.net/BlackBerry 9720/en/BlackBerry 9720_en010.png)
Inserting the SIM card, media card, and battery
User Guide
Quick Help
10
![background image](https://i.berrydoc.net/BlackBerry 9720/en/BlackBerry 9720_en011.png)
Remove the battery door
Insert the SIM card
Depending on your BlackBerry smartphone model or your wireless service provider, you might not need a SIM card for your
smartphone.
Slide the SIM card into the slot.
Insert the media card
The media card is optional. If a media card is included, it might already be inserted.
User Guide
Quick Help
11
![background image](https://i.berrydoc.net/BlackBerry 9720/en/BlackBerry 9720_en012.png)
Insert the battery