Samsung SCH-R640 User Manual (user Manual) (ver.f3) (English) - Page 27

4. Shift Key: Toggles ABC mode capitalization between ABC, Abc, and abc. 5. Space Key: Inserts a space character in a text entry. 6. OK Key: When navigating through a menu accepts the highlighted choice in a menu. 7. Arrow (Navigation) Keys: In Menu mode, Left and Right arrow keys let you page from Main menu to Main menu; while Up and Down arrow keys let you scroll through the menu options. 8. Next Line Key: In text entry mode, moves the cursor to a fresh, blank line. 9. Back / Clear Key: Deletes characters from the display when you are in text entry mode. Press this key to return to the previous menu or screen when navigating features on your phone. 10. Send Key: Lets you place or receive a call. In Standby mode, press the key once to access the recent call log. 11. Back / Clear Key: Deletes characters from the display when you are in text entry mode. Press this key to return to the previous menu or screen when navigating features on your phone. 12. Power On-Off/End Key: Ends a call. When you press and hold the key, the power goes On or Off. When you receive an incoming call, press to send the call to voicemail. Understanding Your Phone 22