Appendix H - Care Instructions - Calculated Industries Sheet Metal/HVAC Pro Calc User Manual

(Cont'd)
To Set Mathematical Operations Method:
KEYSTROKE
= (twelfth press of =)
+ (plus sign)
To Set Fractional Mode:
KEYSTROKE
= (thirteenth press of =)
+ (plus sign)
+ (repeats options)
Note: Press o at any time to exit the Preference Mode. To Reset your calculator to
the default Preference Settings, turn off your calculator, hold down the multiplication
x key, and turn on. "ALL rESEt" will flash for one second before clearing the display.
APPENDIX H — CARE INSTRUCTIONS
Please follow the guidelines listed in this section for proper care and
operation of your calculator. Not following the instructions listed
below may result in damage not covered by your warranty. Refer to
the Repair and Return section on page 116 for more details.
Do not expose calculator to temperatures outside the operating
temperature range of 32ºF – 104ºF (0ºC – 40ºC).
Do not expose calculator to high moisture such as submersion
in water, heavy rain, etc.
DISPLAY
MATH OrdEr
MATH CHAIn
DISPLAY
FRAC Std.
FRAC COnSt
FRAC Std.
U ' G — 113
SER S UIDE