![Ectaco GD-315V Скачать руководство пользователя страница 41](http://html1.mh-extra.com/html/ectaco/gd-315v/gd-315v_manual_2356835041.webp)
36
Chapter 5 System
5.1 Reference
Reference information such as Maths Formulae, English Name,
Travel Guide, Size Equivalent, Voltage & Frequency and Telephone
Code are provided for your reference.
Choose "Reference" from System main menu.
5.1.1 Maths Formulae
General Mathematical Formulae are categorized into different
aspects for reference.
1 . Choose "Maths Formulae" in
Reference submenu.
2 . Press
to choose line by line.
3 . Press
to turn pages for choosing.
4 . For example, choose "Algebra",
press
to confirm.
5 . Press
to choose line by line.
6 . Press
to turn pages for choosing.
7 . For example, choose "Inequality", then press
to confirm.
5.1.2 English Name
This function provides user with English Names of male and female
for reference.
1 . Choose "Engl ish Name" in
Reference submenu.
2 . Press
to choose Male or Female.
3 . For example, choose "Male", press
to confirm.
4 . Press
to view the record line by line.