Acer 230 - Manual (Page 120)

112 TravelMate 230/ 280
CN11 LCD Coaxial Cable Connector SW1 SW1 Setting (Please see below)
CN12 Fan Connector U18 CPU Socket
CN13 RTC Battery Connector U34 Golden Finger (or Debug Board)
Keyboard Switch Settings
SW1-1 SW1-2
English OFF OFF
Japanese ON OFF
Europe ON ON
Password Bypass Setting and BootBlock Setting
SW1-3 SW1-4
Check Password Enable ON OFF
BootBlock Enable OFF ON