AMOI V870, User Manual, Page: 80 / 108

Toolbox
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information of your phone, such as the device
address and device name
World time
This function allows you to check the standard
time in different areas.
Press / to select the cities in the time
zone and press to set local time as
systematic time in GSM network, while pressing
to set systematic time as local time in CDMA
network. The phone defaults as the time in local
city. For more details, please see the below
figure:
Calculator
With this function, you can use the phone as a
calculator practically and conveniently. The
calculator provides the basic arithmetic
functions: addition, subtraction, multiplication
and division. Press
to delete a number,
while selecting <
Clear
> and you can return to
the initial state, shown as the below table:
Keys Function
+
-
*
/
=
Negative sign