Brand: D-Link
Category: Networking
Document Type: Manual
Language: EN
Brand: D-Link
Category: Networking
Document Type: Manual
Language: EN
Uploaded: Nov. 21, 2025, 6:55 p.m.
Manual Publish Date: 2005-08-01
The hardware portion is warranted free from material defects for two years, with shorter periods for power supplies and spare parts.
| Problem | Possible Cause | Solution |
|---|---|---|
| Adapter not detected or not functioning | Appropriate driver is not loaded | Load the appropriate driver. |
| Adapter not detected or not functioning | Faulty PCI slot or card | Try a different PCI slot or test the card in another computer. |
| Network connection issues | Improper cable grade used | Ensure the proper grade of cable is employed for the network connection. |
| Network connection issues | Supporting hub is not qualified | Ensure the supporting hub is properly qualified for the application. |
| Slow network speed | Incorrect duplex setting | Check adapter and switch duplex settings; ensure auto-negotiation is enabled or manually set. |
| Slow network speed | Network congestion or other devices causing issues | Consult network administrator. |
| Link/Activity LED is off | Cable not connected or faulty | Check cable connections and ensure the cable is not damaged. |
| Link/Activity LED is off | Remote device (switch/hub) is off or not functioning | Check the status of the connected network device. |
| 1000M or 100M LED is off | Device connected is not operating at that speed | Verify the speed capabilities of the connected network device. |