Operational Status Of The Modem; Verifying The Received Signal Strength - Wavecom Fastrack M1206 User Manual

4.2 Operational status of the modem

The operational status of the modem is given by the LED light located on the
front panel of the modem.
The table below gives the meaning of the various statuses available.
LED Status
ON LED ON permanent
LED Flashing slowly
LED Flashing rapidly
OFF LED OFF

4.3 Verifying the received signal strength

The Fastrack modem establishes a call only if the received signal is sufficiently
strong.
To verify the received signal strength, do the following:
Using a communication software such as HyperTerminal program, enter
the AT command
strength.
Verify the result with the values given in the table below.
Value of received signal strength
(AT+CSQ response)
0 - 10
11 - 31
Greater than 99
(*) Based on general observations.
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Table 10: Operational status of the modem
LED light activity
AT+CSQ . Value appears for the received signal
Table 11: Values of received signal strength
WM_PRJ_M12_UGD_001 - 002
18th September 2003
Modem status
Modem is switched on
Not registered on the network
Idle mode
Connected to the network
Transmission mode
Modem is switched off.
Interpretation of the
received signal strength
Insufficient(*)
Sufficient(*)
Insufficient(*)
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