7 | Page
OFF / ON
POWER SWITCH
Page 52
PROGRAM RAM SWITCH:
• CAP: I CA will clear all RAM
(data memory is protected).
• PRO: places calculator in program entry or edit
mode.
• AUT: and program run mode.
•
HP’s. When selected the A, B, C, X, Y keys will
the RAM program.
DEGREE UNITS SWITCH:
• DEG: degrees
• RAD: radians
• GRAD: grads (90° = rad) = 100°
Controls the degree units. If a program is running, the
switch will not select to the desired degree unit. The
degree unit must be selected to match the program
requirement prior to running the program.
Page 17
AUT / PRO MODE:
• when selected, plays a chime for every key
press.
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