Robustel GoRugged R3000 Lite User Guide
RT_UG_R3000 Lite_v.1.4.1 15.11.2016 16 / 135
Confidential
Chapter 2 Installation
2.1 LED Indicators
Note: Please go to 3.41 Configuration > USR LED for more details.
VPN tunnel/PPPoE/DynDNS/GPS is up
VPN tunnel/PPPoE/DynDNS/GPS is down
PPP connection is enabled
PPP connection is disabled
No signal or no SIM card inserted correctly
1 bar (only the first LED is on)
Signal level: 1-10 (Abnormal signal level)
2 bars (the first and the second LED are on)
Signal level: 11-20 (Average signal level)
3 bars (all the RSSI LEDs are on)
Signal level: 21-31 (Optimum signal level)