about unknown extra antenna t400s. PIC

[Se Young, Baek]

Excuse me there,

I disassembled t400s' keyboard then i found unknown(?) Extra Antenna.

Color is Yellow as you see, but not going outside(to PCI WAN card or WLAN) like other antennas and just attached in board.

I already have Red(WAN Main), Blue(WAN Aux), Grey(WLAN Main), Black(WLAN AUX1), White(WLAN AUX2) in Bottom Cover(beside of Memory Slot)

but i don't know about this yellow antenna. what is this for?? please help me out.

i want to ask gently first time here TP Forum.

[EOMtp]

... yellow antenna. what is this for??

Welcome to the forum!
Wireless USB:
http://www.everythingusb.com/wireless-usb.html#5
http://www.ebay.com/itm/Lenovo-43Y6501- ... 5d32774813

[Se Young, Baek]

i'm really appreciate your perfect answer..! Thank you...

I've never seen about this wireless usb before.

I think almost people don't use this technology usually ..

[richk]

I have taken apart more thinkpads than I can count and I have only seen a couple of machines that actually had wireless USB cards.