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1. Key Markings
Many of the calculator’s keys are used to perform more than one function. The func-
tions marked on the keyboard are color coded to help you find the one you need
quickly and easily.
Function Key Operation
1 log l
2 10
x
!l
3 B al
The following describes the color coding used for key markings.
Color Key Operation
Orange Press ! and then the key to perform the marked
function.
Red Press a and then the key to perform the marked
function.