If you are talking about wireless is poor.Maybe you need to update new intel wireless driver.It can do some help on wireless.
代換硬碟可以問水貨商或是在網拍找找看,大概要1k元硬碟(120G,5400rpm,pata)的話toshiba已經很難買了,上禮拜在光華問了兩排半的店都沒貨(據說停產了)fujitsu雖然吵了一點,但是idle時比較省電(數據上比toshiba少 0.2w)其他的沒有用過順便貼上測試數據fujitsu MHV2120AH:toshiba MK6034GAX: