Robustel GoRugged M1000 User Guide
RT_UG_M1000 Standard_v.2.0.0 20.12.2013 13 / 83
Confidential
Chapter 2. Installation
2.1 Overview
2.2 LED Indicators
Cellular signal strength level
Please refer to Table ME Functions
Indicating the working mode.
Normal: blinking 1 time/2 seconds
Config: blinking 2 times/second
On when DC power connection
No signal or SIM card not installed properly
Weak or insufficient signal (SMS only)
Average signal (GSM/CSD and GPRS connections)
Exceptional signal (GSM/CSD and GPRS connections)