User's Manual

16 How To Troubleshoot Using Loupe 28
7signal Ltd, Panuntie 6, FI-00620 HELSINKI, FINLAND, [phone], [e-mail], www.7signal.com
7signal Sapphire Loupe User Guide Release 3.1
Case 1 summary
The attach success rate declination is also visible in other test results.
Attach times increase, the IP retrieval success rate declines, the FTP and VoIP test success rate
declines etc.
The strong SNR declination and noise level increase indicates wireless problems.
The problem is caused by strong interference which is active during the night-times. The
interference has a strong impact on Wi-Fi channels 1-6. The interference source is in Eye
antenna direction 6.
 The extensive, strong and continuous interference is caused by FM-modulation
wireless observation system in 2.4GHz Wi-Fi band.