HP 39g hp 39g & 40g_user's manual_English_E_pdfbpia5212.pdf - Page 16

Shifted keystrokes There are two shift keys that you use to access the operations and characters printed above the keys: and . Key Description Press the key to access the operations printed in blue above the keys. For instance, to access the Modes screen, press , then press . (MODES is labelled in blue above the key). You do not need to hold down when you press HOME. This action is depicted in this manual as "press MODES." To cancel a shift, press again. The alphabetic keys are also shifted keystrokes. For instance, to type Z, press Z. (The letters are printed in orange to the lower right of each key.) To cancel Alpha, press again. For a lower case letter, press . For a string of letters, hold down while typing. HELPWITH Example The HP 39G built-in help is available in HOME only. It provides syntax help for built-in math functions. Access the HELPWITH command by pressing SYNTAX and then the math key for which you require syntax help. Press SYNTAX Note: Remove the left parenthesis from built-in commands such as sine, cosine, and tangent before invoking the HELPWITH command. 1-6 Getting started