Network Controller of HP EliteBook® 8740w Mobile Workstation
Know the possible reasons because of which the network controller of your HP EliteBook 8740w Mobile Workstation may not be working properly or at all.
A network controller is a hardware device which takes charge of a particular interface of the system and permits a connective device to obtain access to the system using the network connection. It is also known as Network Interface Card and contains a ROM chip that holds an exclusive number. The user can get access to the MAC address which is integrated into it. This number is used to identify the MAC address separately on the network. The network controller of the HP EliteBook 8740w Mobile Workstation can be used to interact with other systems over a network connection. It gives the option of connectivity, wireless as well as wired.
The possible reasons because of which a network controller may not work on the HP EliteBook 8740w Mobile Workstation are as follows:
- Connection is loose or spoiled
- Modem or router fails to function
- Driver is corrupted
Connection is loose or spoiled
The Ethernet cable that is connected to the network controller may get loose or may even get damaged, which may create issues like lost connection or connection failure. The user should check the back of the system where the cables are connected so as to ensure that the problem lies with the cable and not with the driver. After the user checks for proper connectivity of the network device, he or she should run a power drain on the system by pressing the turn off button for a few minutes till the system completely shuts down. Then, unplug all the cables that are attached to the back of the system, including the surge protector, if there is any. Plug the network cable directly into the modem and in case a different Ethernet cable is available, try and attach that to the system and re-plug all the connections. Turn on the system and try to connect to the Internet. If the user does not see any light on the Ethernet cable or there is no sign of network, one should immediately contact the service provide for further assistance on this matter.
Modem or router fails to function
The network controller may not work with the HP EliteBook 8740w Mobile Workstation even when the modem or the router fails to perform. This issue can be caused due to several reasons which can be both physical as well as mechanical. There can be problems when the physical set-up of these devices goes wrong, or if the software of the device is not properly updated or is conflicting with the operating system. The user should verify the connectivity of the modem or the router and ensure that the connections are all in place. See if the router or modem is generating any error massage on the screen when online. The user can try and perform a power drain on the modem or router and reset the connection. To avoid software conflict, the user can uninstall and then reinstall the driver. The user should take necessary advice from a professional who specializes in this field.
In case the driver of the network controller has gone bad, the user should check the status of the light on the Ethernet cable. One of the lights should be blinking and the other one should be steady. If not, then the user should check the LAN settings in the network connection set-up. See if the status of the connection is disabled or needs a repair. Click the icon and select the option that says enable, which should install the drivers back on the system. The user can also uninstall and reinstall the Ethernet adapter from the Device Manager and restart the system to see if the problem still persists.