Acer Aspire S3-391 Acer Aspire S3-391 Notebook Service Guide - Page 22

Keyboard 0 The keyboard contains an overlay numeric keys, inverted "T" cursor key, Windows® key, Application key, function lock keys, and hotkeys controlling various computer features. Figure 1-7. Keyboard Lock Keys 0 The keyboard has three lock keys which the user can toggle on and off. Figure 1-8. Keyboard Lock Keys Table 1-8. Keyboard Lock Keys Lock Key Caps Lock Num Lock Fn+F11 Description When On, all typed alphabetic characters appears in uppercase. Off by default. When On, the overlay numeric keys acts as a numeric keypad. If an external keyboard or keypad is present, the Num Lock will have the following definitions:  When On, the system boots with external keyboard/keypad Num Lock status On. Internal keyboard overlay numeric keys are disabled. 1-14 Hardware Specifications and Configurations