IBM ThinkPad 310

CPU Speed (SW3) Settings
CPU Speed 133MHz 150MHz 166MHz
Switch 1 On Off On
Switch 2 Off On Off
Switch 3 Off On On
Switch 4 On On On
Keyboard Language (SW2, Switch 1 and
2) Settings
Keyboard Language European U.S. Japanese
Switch 1 On Off Off
Switch 2 Off Off On
Password (SW2, Switch 3) Settings
Password ON OFF
Switch 3 Bypass Check
Reserved switch (SW2, Switch 4)
Reserved ON OFF
Switch 4 -- --
ThinkPad 310, 310D, 310E, 310ED (2600) 69