Configuration and Management
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uppercase and lowercase letters) and can include up to eight
characters (letters and/or numbers).
4. Click OK .
2.2.2 Alarms
Alarms are generated when it is impossible to send or receive data. The
alarms are displayed in the Alarms section on the Overview page. If there
are no alarms currently detected the text "No alarms detected" is
displayed. If an alarm is detected, the Alarm indicator on the Ericsson
W20/21 front panel is lit (red), and the corresponding cause is displayed
according to the table below:
No SIM card detected
There is no SIM card inserted, or the
SIM card is incorrectly inserted
correctly.
Invalid SIM card
inserted
The inserted SIM card is not valid
No PIN code entered
No PIN code has been entered to
activate the Internet service.
Incorrect PIN code
entered
The entered PIN code is not the correct
one.
SIM card blocked
The SIM card is blocked. The PUK is
required to unblock the SIM card.
SIM card permanently
blocked
The SIM card cannot be unblocked. A
new SIM card is required.
Alarm detection not
working
The Ericsson W20/21 alarm detection
function is not working.
Unknown alarm
The Ericsson W20/21 cannot identify the
alarm.
2.2.3 Network Information
The Network Information section on the Overview page includes a
selection of the Internet and LAN settings. These are also displayed on the
Internet and LAN pages respectively.
The Internet information includes connection status and basic settings.
Details about the following items are displayed: