5 no lan connection, 6 no wireless lan connection – Ericsson WCDMA/HSDPA User Manual

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Trouble-Shooting

4.5

No LAN Connection

If you cannot access the local network from a PC that is connected to one
of the LAN ports on the Ericsson W20, or to an Ethernet switch or hub that
is connected to the Ericsson W20, take the following actions to identify and
solve the problem:

• Check that the corresponding LAN connector indicator is green. If not,

check that the Ethernet cable(s) is properly connected.

• Check that the PC is configured to obtain IP address automatically

using DHCP. If not, change the PC TCP/IP settings. For instructions,
see section

3.1.1 – “Obtaining IP Settings Automatically” or refer to the

manual of your operating system.

4.6

No Wireless LAN Connection

If you cannot access the local network from a wireless device, take the
following actions to identify and solve the problem:

• Check that the Wireless LAN indicator on front panel of the Ericsson

W20 unit is illuminated. If not, connect an Ethernet cable between the
PC and the Ericsson W20 to establish a connection. The wired
connection is required for the initial wireless LAN configuration of the
Ericsson W20.

• Verify that the wireless LAN interface installed on the wireless client is

active.

• Move the Ericsson W20 to another location. Make sure that the mobile

network signal is still acceptable before finalizing the installation.

• Check that the Transmit power [dbm] on the Wireless LAN page is

configured in accordance with your requirements on wireless network
coverage. The maximum transmit power value is “20”.

• Configure the Ericsson W20 wireless LAN authentication method to

Open

. This will verify if the wireless LAN connection is working without

encryption. If so, the problem is related to the security settings. See the
information below to get help to identify the problem.

• Verify that the operating system and wireless LAN interface of the client

supports the Ericsson W20 authentication and encryption method
(WEP 64-bit, WEP 128-bit, WPA, or WPA2). The Ericsson W20
security settings are displayed on the Wireless LAN web page. If the
security method is not supported, configure the Ericsson W20 to use
another method.

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