SiPTel C01 IP Phone User Manual1.4. Structure of SiPTel IP Phone1.4.1. KeypadFigure 1) Keypad Structure of SiPTel IP PhoneThe description for each key is as follows.Key name DescriptionMenu ü Used to initiate the menu on LCDü Used to change between preferences when entering characters (English-capital and lowercase / numerical / special characters).M1~M3 ü Memory dialDEL ü Used to delete the characters in Pre-dial and Phone Book mode.Å ü Used to move up the cursor to select menu.Ç ü Used to move down the cursor to select menu.Ñ Call Log ü Used to move the cursor to the right in Phone Book mode.ü Used to initiate the Call Log menu in off hook mode.