HP ProDesk 480 G7 PCI Micro Maintenance and Service Guide - Page 78

Solving network problems, Network driver does not detect network controller

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Solving network problems Some common causes and solutions for network problems are listed in these tables. The guidelines do not discuss the process of debugging the network cabling. Network driver does not detect network controller Use this information to troubleshoot the computer. Cause Network controller is disabled. Incorrect network driver. Solution 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 10, type device manager in the taskbar search box, and then select Device Manager from the list of applications. Check the network controller documentation for the correct driver or obtain the latest driver from the manufacturer's website. Network status link light never blinks Use this information to troubleshoot the computer. NOTE: The network status light is supposed to blink when there is network activity. Cause No active network is detected. Network controller is not set up properly. Network controller is disabled. Network driver is not properly loaded. System cannot autosense the network. Solution Check cabling and network equipment for proper connection. 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 10, type device manager in the taskbar search box, and then select Device Manager from the list of applications. 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 10, type device manager in the taskbar search box, and then select Device Manager from the list of applications. Reinstall network drivers. Disable autosensing capabilities, and force the system into the correct operating mode. Diagnostics reports a failure Use this information to troubleshoot the computer. 70 Chapter 5 Troubleshooting without diagnostics ENWW

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Solving network problems
Some common causes and solutions for network problems are listed in these tables. The guidelines do not
discuss the process of debugging the network cabling.
Network driver does not detect network controller
Use this information to troubleshoot the computer.
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 10, type
device
manager
in the taskbar search box, and then select
Device
Manager
from the list of applications.
Incorrect network driver.
Check the network controller documentation for the correct driver
or obtain the latest driver from the manufacturer’s website.
Network status link light never blinks
Use this information to troubleshoot the computer.
NOTE:
The network status light is supposed to blink 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 10,
type
device manager
in the taskbar search box, and then
select
Device Manager
from the list of applications.
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 10, type
device
manager
in the taskbar search box, and then select
Device
Manager
from the list of applications.
Network driver is not properly loaded.
Reinstall network drivers.
System cannot autosense the network.
Disable autosensing capabilities, and force the system into the
correct operating mode.
Diagnostics reports a failure
Use this information to troubleshoot the computer.
70
Chapter 5
Troubleshooting without diagnostics
ENWW