Electronic apparatus and method of changing keyboard thereof

An electronic apparatus, comprising:

• a display module;
• a detecting module for detecting a position of the display module;
• a keyboard module comprising a key portion and at least one light guide structure, the key portion being disposed on the at least one light guide structure, the key portion comprising at least one physical key, the at least one physical key having at least one setup icon disposed on a surface thereof;
• each light guide structure comprising a light source and a light guide element which has at least one first icon corresponding to the at least one physical key formed on a surface of the light guide element, the light source being lit to illuminate the at least one first icon through the light guide element, wherein each one of the at least one setup icon has a different icon direction other than that of the at least one first icon;
• and
• a processing module electrically coupled with the display module, the detecting module and the keyboard module, the processing module determining whether to select a different light guide structure according to the position of the display module to show the at least one first icon or setup icon on the key portion corresponding to the position of the display module.