
Appendix A. Troubleshooting
This section contains information on troubleshooting for the network adapter and modem.
Troubleshooting network adapter
The following table describes troubleshooting for the network adapter.
Problem | Action | ||
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The Combo card | v Make sure that the cable is installed properly. The network | ||
can’t connect to the |
| cable must be securely attached to the Ethernet connector and | |
Network. |
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| hub. The maximum allowable distance from adapter to hub is | ||
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| 100 meters. If the problem persists though the cable is attached | |
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| and the distance is within acceptable limits, try a different | |
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| cable. If you’re directly connecting two computers without a | |
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| hub or a switch, use a crossover cable. | |
| v Make sure that you’re using the correct device drivers. | ||
| v Make sure that you’re using the device drivers that come with | ||
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| the Combo card. | |
| v Make sure that the switch port and the adapter have the same | ||
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| duplex setting. If you configured the adapter for full duplex, | |
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| make sure that the switch port is also configured for full | |
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| duplex. Setting the wrong duplex mode can degrade | |
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| performance, cause data loss, or result in lost connections. | |
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| |
The connection | v | At 100 Mbps, use Category 5 wiring and make sure that the | |
fails or errors |
| network cable is securely attached. | |
occur. |
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v | At 100 Mbps, connect to a | ||
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| v Make sure that the duplex mode setting on the adapter matches | ||
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| the setting on the switch. | |
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The adapter | v The network driver files may be corrupt or missing. Remove | ||
stopped working |
| the drivers and then reinstall them. | |
without apparent |
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cause. |
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The Wake on LAN | v Check the BIOS for its WOL setting. | ||
(WOL) feature is | v Make sure that the network cable is fully attached to the | ||
not working. | |||
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| adapter. | |
Resuming normal | v This is not a problem. If you have not connected the network | ||
operation from |
| cable, the computer queries the Ethernet until the timeout timer | |
hibernation or |
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| is reached. Connect the network. | ||
suspend mode |
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takes a long time. |
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© Copyright IBM Corp. 2001 |