Table 7-11 Solving Network Problems (continued)
Wake-on-LAN feature is not functioning.
Cause | Solution | |
|
| |
S5 Wake on LAN is disabled (some models). | Enable the S5 Wake on LAN option in Computer Setup. Select | |
| Advanced > Device Options > S5 Wake on LAN. | |
|
| |
To enable | ||
| 1. | From the Start screen, type c, and then select Control Panel |
|
| from the list of applications. |
| 2. | Select Network and Sharing Center, and then click the |
|
| Ethernet link next to the connection. |
| 3. | Click the Properties button. |
| 4. | Click the Configure button. |
| 5. | Click the Power Management tab, then enable the |
|
| appropriate |
|
|
|
Network driver does not detect network controller. |
|
|
|
| |
Cause | Solution | |
|
|
|
Network controller is disabled. | 1. | Run Computer Setup and enable network controller. |
| 2. | Enable the network controller in the operating system using |
|
| Device Manager. |
|
| To access Device Manager in Windows 8, from the Start |
|
| screen, type c, select Control Panel from the list of |
|
| applications, and then select Device Manager. |
|
| |
Incorrect network driver. | Check the network controller documentation for the correct | |
| driver or obtain the latest driver from the manufacturer’s Web | |
| site. |
|
|
|
|
Network status link light never flashes.
NOTE: The network status light is supposed to flash when there is network activity.
Cause | Solution |
|
|
No active network is detected. | Check cabling and network equipment for proper connection. |
|
|
Network controller is not set up properly. | Check for the device status within Windows, such as Device |
| Manager for driver load and the Network Connections applet |
| within Windows for link status. |
| To access Device Manager in Windows 8, from the Start screen, |
| type c, select Control Panel from the list of applications, and then |
| select Device Manager. |
|
|
Network controller is disabled. | 1. Run Computer Setup and enable network controller. |
| 2. Enable the network controller in the operating system using |
| Device Manager. |
84 Chapter 7 Troubleshooting Without Diagnostics