External Mouse4-6Although your Extensa computer comes with apointing device already installed, you may usean external PS/2 or serial mouse. To connect a PS/2 mouse, insert theconnector into the the PS/2 port in the rearof the Extensa. To connect a serial mouse, attach theconnector to the 9-pin serial port in the rearof the Extensa.To detect a serial mouse once plugged in,use the Add New Hardware icon in theControl Panel.