D-Link DWR-956M User Manual page 14

4. WiFi 2.4Ghz/5Ghz Blinking Blue
Solid Blue
OFF
5. WPS Blinking Blue
Solid Blue
OFF
6 USB Solid Blue
OFF
7. LTE Signal Red
Orange
Green
Blue
OFF
8. Phone Service Green
Blue
OFF
Enabled and data is being transmitted.
Enabled and no data is being transmitted.
WiFi is turned OFF
WPS pairing mode active.
WPS enabled, paired with WPS client
WPS disabled.
USB storage device connected
No USB device connected or USB not detected.
No Internet connection or SIM not reading.
Device is connected to 2G service.
Device is connected to 3G Service.
Device is connected to 4G service.
LTE connection disabled.
Device is using CS dial mode
Device is using VoIP dial mode
NO voice service is detected