Just follow these steps:
1. Press the menu button on your remote.
2. Then go to Setup.
3. Then Select "Installation".
4. Enter 1234 as Installation Code.
5. Select "Box Settings"
6. Select "Satellite Management"
7. Enter the 4th, 6th, 8th and 10th digit of your smartcard number.
Then you can see the signal strength and quality.