for Dell Chromebook 3100 2-in-1 USB IO Board 40-pin Ribbon Cable- genuine Dell OEM Ribbon Cable that connects the USB IO board to the motherboard; for the 3100 2-in-1 and 3100 LAPTOP systems that do NOT have the optional LTE 4G WWAN wireless. There are two cables that connect the IO board, this is the 40-pin cable.

for Dell Laptops,Chromebook 3100 2-in-1Chromebook 3100 Laptop WITHOUT WWAN.

DP/N: 6Y2Y6, 06Y2Y6

Alternate P/N's:
EDB10
NBX0002FR00

NOTE: This cable will is NOT compatible with 3100 systems that have the optional LTE 4G WWAN wireless.