User's Manual

Call 24ard
to search after user’s confirmation. If found, the found string will be highlighted.
• Search next: Search from the cursor position.
5.8.4 World time
World time function helps the user find out the time of major cities in each time zone. There
must be at least one major city in each time zone.
World time function displays the names and time of two cities simultaneously. One is local
city, the other is out-of-town.
The user can select the out-of-town city by [Up]/[Down]/[Left]/[Right] key. [Left]/[Right]
key will move according to longitude and [Up]/[Down] key can select different city in a same
time zone.
When the user select an city, the left softkey “Option” include:
Set as local: The user can take the selected city as local.
daylight saving: （This option is effective for the city with daylight saving time）The
user can set/unset daylight saving time. If the select city is open daylight saving time, then
this option is “unset”, if the select city is close daylight saving time, then this option is “set”.
5.8.5 Calculator
C8000 only supports Standard calculator.
Standard calculators support the following function:
Integer, floating point numbers, positive numbers and negative numbers operation.
Calculator can execute operation of addition /subtraction /multiplication /division.
Support Clear, MC,MR,MS,M+, wherein:
• Clear: Clear the digit input editor.
• MC: Memory Clear.
• MR: Memory Read.
• MS: Memory Store.
• M+: Memory Plus.
Each operand in the edition window can have up to 9 digits.
The operational precision of floating point numbers is up to 7 digits after the radix point, and
the abundant part will be rounded up (for example, 0.123456789 is rounded to 0.1234568).
On this screen, the left softkey is “Option” include:
• Clear: Clear the digit input editor.
• MC: Memory Clear.
• MR: Memory Read.
• MS: Memory Store.