Compaq Presario CQ42-400 Notebook PC User Guide - Windows 7 - Page 32

WLAN connection is very weak, Cannot connect to the wireless router - details

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If you are provided with new wireless network keys and SSID for a network, and if you have previously connected to that network, follow the steps below to connect to the network: 1. Select Start > Control Panel > Network and Internet > Network and Sharing Center. 2. In the left panel, click Manage wireless networks. A list showing the available WLANs is displayed. If you are in a hotspot where several WLANs are active, several will be displayed. 3. Select the network in the list, right-click the network, and then click Properties. NOTE: If the network you want is not listed, check with the network administrator to be sure that the router or access point is operating. 4. Click the Security tab and enter the correct wireless encryption data into the Network security key box. 5. Click OK to save these settings. WLAN connection is very weak If the connection is very weak, or if your computer cannot make a connection to a WLAN, minimize interference from other devices, as follows: ● Move your computer closer to the wireless router or access point. ● Temporarily disconnect devices such as a microwave, cordless phone, or cellular phone to be sure that other wireless devices are not interfering. If the connection does not improve, try forcing the device to reestablish all connection values: 1. Select Start > Control Panel > Network and Internet > Network and Sharing Center. 2. In the left panel, click Manage wireless networks. A list showing the available WLANs is displayed. If you are in a hotspot where several WLANs are active, several will be displayed. 3. Click a network, and then click Remove. Cannot connect to the wireless router If you are trying to connect to the wireless router and are unsuccessful, reset the wireless router by removing power from the router for 10 to 15 seconds. If the computer still cannot make a connection to a WLAN, restart the wireless router. For details, refer to the router manufacturer's instructions. Connecting to a local area network Connecting to a local area network (LAN) requires an 8-pin, RJ-45 network cable (purchased separately). If the network cable contains noise suppression circuitry (1), which prevents interference from TV and radio reception, orient the circuitry end of the cable (2) toward the computer. 22 Chapter 2 Wireless, local area network, and modem

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If you are provided with new wireless network keys and SSID for a network, and if you have previously
connected to that network, follow the steps below to connect to the network:
1.
Select
Start
>
Control Panel
>
Network and Internet
>
Network and Sharing Center
.
2.
In the left panel, click
Manage wireless networks
.
A list showing the available WLANs is displayed. If you are in a hotspot where several WLANs are
active, several will be displayed.
3.
Select the network in the list, right-click the network, and then click
Properties
.
NOTE:
If the network you want is not listed, check with the network administrator to be sure that
the router or access point is operating.
4.
Click the
Security
tab and enter the correct wireless encryption data into the
Network security
key
box.
5.
Click
OK
to save these settings.
WLAN connection is very weak
If the connection is very weak, or if your computer cannot make a connection to a WLAN, minimize
interference from other devices, as follows:
Move your computer closer to the wireless router or access point.
Temporarily disconnect devices such as a microwave, cordless phone, or cellular phone to be sure
that other wireless devices are not interfering.
If the connection does not improve, try forcing the device to reestablish all connection values:
1.
Select
Start
>
Control Panel
>
Network and Internet
>
Network and Sharing Center
.
2.
In the left panel, click
Manage wireless networks
.
A list showing the available WLANs is displayed. If you are in a hotspot where several WLANs are
active, several will be displayed.
3.
Click a network, and then click
Remove
.
Cannot connect to the wireless router
If you are trying to connect to the wireless router and are unsuccessful, reset the wireless router by
removing power from the router for 10 to 15 seconds.
If the computer still cannot make a connection to a WLAN, restart the wireless router. For details, refer
to the router manufacturer's instructions.
Connecting to a local area network
Connecting to a local area network (LAN) requires an 8-pin, RJ-45 network cable (purchased
separately). If the network cable contains noise suppression circuitry
(1)
, which prevents interference
from TV and radio reception, orient the circuitry end of the cable
(2)
toward the computer.
22
Chapter 2
Wireless, local area network, and modem