Trouble Shooting When installing REALTEK rtl8139B/C(L) CarBus network card, some problems(P) may be encountered. Here are the solutions(S) according to various OS. Win95b (Win95 OSR2) ====================================================================== P: The CardBus card is not detectable. S: Win95b (Win95 OSR2) can't recognize some new CardBus controller devices by its default pcmcia.inf. Ask the CardBus cantroller vendor for new setup file, rename it to pcmcia.inf and copy it to c:\windows\inf. Delete the "Standard pcmcia driver" or "Unknown PCMCIA device" on "Device manager" and restart the computer. DOS (NWCLIENT, NDIS2DOS) ====================================================================== P: The CardBus card is not detectable. S: Check your system file config.sys. Add this line "device=c:\DOS\himem.sys" In order to work well with emm386, remove the argument "NOEMS" as "device=c:\dos\emm386" or edit it as "device=c:\dos\emm386 x=d000-d3ff" or remark it as "rem device=c:\dos\emm386". Save config.sys and restart the computer. P: The CardBus card is detected. Drivers and protocals are loaded, but it hangs when using VLM or NETX to log on the net. S: Restart the computer. Change the argument of rtpci.exe to other IRQ value. Example: rtpci.exe /md000 /ixx (xx is the value depands on various notebook, it could be 7-14) WINNT4 ====================================================================== P: When CardBus card is installed. the computer hangs when it restarts. S: Removed the CardBus card and enter NT4. Select another I/O port value in property dialog box on "Control Panel->Network->Device->Rtl8139", and restart the computer. P: The CardBus card is detected. Drivers and protocals are loaded, but it hangs when using VLM or NETX to log on the net. S: Select another Interrupt value or I/O port valuein property dialog box on "Control Panel->Network->Device->Rtl8139", and restart the computer.Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.