Problems With The Network - NEC Express5800/120Mc2 User Manual

Problems with the Network

Diagnostics pass, but the connection fails:
Make sure the network cable is securely attached.
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The controller stopped working when an add-in adapter was installed:
Make sure the cable is connected to the port from the onboard network controller.
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Make sure the other adapter supports shared interrupts. Also, make sure your
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operating system supports shared interrupts; OS/2 does not.
Try reseating the add-in adapter.
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The add-in adapter stopped working without apparent cause.
Try reseating the adapter first; then try a different slot if necessary.
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The network driver files may be corrupt or deleted. Delete and then reinstall the
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drivers.
Run the diagnostics.
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Problem Solving 5-13