Intel PRO/Wireless 3945ABG Mini-PCI Express Adapter

This is a Mini-PCI Express WiFi Adapter Features Chipset: Intel WM3945AG IEEE Standards: 802.11a, 802.11b, 802.11g PCI ID: 8086:4227

IBM Partnumbers

• 41A4068

NOTE!

Only the IBM Parts will work, any other parts will give an 1802 error on Post because the sub-vendor PCI ID is different, see Problem with unauthorized MiniPCI network card for more details

Also known (in IBM literature) as....

• From announcement letter 106-068, 'Intel PRO/Wireless 3945ABG8 wireless connection'

Hardware switch

Some ThinkPads have a hardware switch that must be in the on position for the radio to work, regardless of driver state:

If it is off, you might encounter following Log-Message on Startup:

 ipw3945: Radio Frequency Kill Switch is On:
 Kill switch must be turned off for wireless networking to work.

ThinkPads this card may be found in

• T43, T43p as an external ExpressCard
• R60
• T60, T60p, T61
• X60, X60s, X60 Tablet, X61, X61s, X61 Tablet
• Z61e, Z61m, Z61t, Z61p
• Lenovo 300