Insys GSM EASY 4.1 11-02-01-03-01.027 Benutzerhandbuch

Initial Operation 

INSYS GSM 4.2 easy 

26 

January 07

 

The signal quality is indicated with an update interval of 1 minute (in idle state) by 
the LED Signal: 

LED Signal 

Response of 
AT**SIGNAL? 

Radio link quality 

Always on

 

25 ... 31 

optimum

 

60 ms

 

23 ... 24 

140 ms

 

21 ... 22 

very good

 

260 ms

 

19 ... 20 

380 ms

 

17 ... 18 

good

 

500 ms

 

15 ... 16 

1000 ms

 

13 ... 14 

sufficient

 

0 ... 12 

not sufficient Î improve location

 

Always off

 

99 Not 

detectable

 

Check whether your SIM card and the entered PIN have been accepted by entering 
AT+CREG?<CR> in the terminal window. The response takes place in the 
following format,  
e.g. <+CREG: 0,3> - (Meaning: refused).  
The status of the login state is indicated by the second parameter of the response. 
0 

Not registered, no GSM network search 

1 

Registered at standard provider 

2 

Not registered, GSM network search 

3 

Refused 

5 

Registered, roaming 

If you are not logged in, check whether the device expects a PIN by entering the 
command AT+CPIN?in the terminal window. The responses mean: 

 

READY   

No further input necessary 

SIM PIN 

Enter PIN of the SIM card Î store the PIN for automatic dial-up of 
the INSYS GSM 4.2 easy and execute a reset. 

SIM PUK 

Enter PUK of the SIM card Î the PIN has been repeatedly entered 
wrong and is locked now. To unlock, the PUK, which you find in the 
contract documents of your GSM provider is required. Remove the 
SIM card and enter the PUK using the menu of any commercial 
mobile phone. You must absolutely ensure afterwards that the 
correct PIN is stored in the INSYS GSM easy.