The usual response: check your system log 

Forum: PCMCIA Network Adapter Issues
Re: NetGear FA510 ethernet card not recognized (Michael Bletzinger)
Date: 2000, Jan 06
From: David Hinds <dhinds@pcmcia.sourceforge.org>

System log messages might be useful. A comparison of log messages between the working and non-working systems would be even more useful. Do you have other cards that do (or do not) work? -- Dave

Messages Inline: Outline:

1. Here are the logs by Michael Bletzinger, 2000, Jan 06

(_ Changing the address worked by Michael Bletzinger, 2000, Jan 10

to: "The usual response: check your system log"