3C575 - 3CCFE575BT - IBM Thinkpad cardbus laptops - Win95B - Socket does not see card

Note: This fix has only been tested on the IBM Thinkpad 760X or 765D, but may work for other Thinkpad cardbus laptops as well.

Problem: The 3C575 is either not detected or it does not work properly in a CardBus compatible Thinkpad Machine running Windows 95 (4.00.950 B). If you have an earlier version of Windows 95, the adapter will not be automatically detected and must be added manually.

Solution: If you have EtherDisk Version 1.0, obtain the current shipping disk.
Make sure that the laptop is not in a Docking Station during the installation process.

1. Remove any previous installations of the 3C575 card:
In Control Panel, double-click on System and then select the Device Manager tab.
Double-click on the Network Adapters icon and remove any 3C575 entries that list under it.
Double-click on the Other Devices icon and remove any 3C575 or PCI Ethernet Controller entries that list under it.
Click on OK or Close on the Device Manager screen and select No if you are prompted to reboot.
In Control Panel, double-click on the Network icon and remove any 3C575 entries.
Click on OK and select no if you are promted to reboot.
Physically remove the 3C575 card from the PC Card slot.

2. Remove the PCMCIA cardbus sockets:
In Control Panel, double-click on System and then select the Device Manager tab.
Double-click on the PCMCIA Sockets icon and remove all of the Ti 1130 Socket Controllers that list under it.
Click on OK and select no if you are promted to reboot.

3. Make sure that the laptop is in CardBus mode:
Click on Start, then Programs, and select Thinkpad Features
Click on the PC Card Icon.
Place a check in the box to Enable Cardbus. If you recieve a message regarding the Infra Red Device, choose the option to disable it.
Save the changes and exit Thinkpad Features.
Click on Start, select Programs and then select MS-Dos Prompt.
Execute C:\Windows\Patch\Cardbupd.exe (Note: The Cardbus update file used here may be named different, depending on the Thinkpad model. Consult IBM for the correct file name.)
Shut down the laptop, powering off completely, and then reboot the computer.
The Ti1130 PCMCIA Socket controller should redetect and install automatically.
Shutdown the laptop again, powering it off completely.

4. Reinstall the 3C575 card:
Insert the 3C575 into the PC Card slot and then reboot the computer.
Upon boot-up, the 3C575 Cardbus Card should be redected and begin the installation process. (It may initially detect as a PCI Ethernet Controller, which is OK)
When prompted, Insert the Etherdisk and click on Next.
Note: All of the installation files will be located on the root directory of the 3Com Etherdisk, or in the Windows 95 *.cab files. Windows 95 .cab files are generally located in one of the following locations: C:\Windows\Options\Cabs, D:\Win95 (on the CD-ROM), or one of Windows 95 Installation Diskettes.

NOTE: If you get a "windows protection error" on boot up after the 3C575-TX was installed, then make sure that you are installing with the FE575X1.EXE driver as indicated above. After following the extraction procedures listed below, follow the 3C575 removal procedures indicated in Step 1, and then the Reinstall procedures indicated in Step 4.

Extraction procedures for the FE575X1.EXE file:
After downloading the 3C575.EXE as indicated above, save the file to the root of the hard drive.
Insert a blank, formatted diskette into the A: drive.
Click on Start, and select Run.
In the Open section, type C:\FE575X1.EXE A:
Select OK and then enter Y to accept the liscensing agreement.
The file will now be extracted onto the diskette, after which it may be used for the installation of the 3C575 Cardbus Card.