Why the link speed of Wireless network become slower w/o power supply?
1.The function is built-in the Centrino model with Intel® PRO/Wireless LAN 2100 3B Mini PCI Adapter
2. Enter ”Start-->Settings-->Control Panel-->System-->Hardware-->Device Manager -->Network adapters -->Intel® PRO/Wireless LAN 2100 3B PCI Adapter-->Advanced".
3." Ad Hoc Power / Power management” under “content (P).
(P.S. The function only applied to 802.11b.)