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.
The following describes the color coding used for key markings.
Function
1
log
2
10
x
3
B
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.
Key Operation
l
!l
al
2