66 — Machinist calc™ / M achinist calc™ ProAPPeNDIX C – CARE INSTRUCTIONSPlease follow the guidelines listed in this section for proper careand operation of your calculator. Not following the instructionslisted below may result in damage not covered by your warran-ty. Refer to the WARRANTY section on page 69 for moredetails.Do not expose calculator to temperatures outside theoperating temperature range of 32ºf – 104ºf (0ºC – 40ºC).Do not expose calculator to high moisture such as sub-mersion in water, heavy rain, etc.APPeNDIX D –ACCURACY/ERRORS, AUTO SHUT-OFF,BATTERIES, RESETaccuracY/ErrOrSAccuracy/Display Capacity — Your calculator has a twelve-digitdisplay made up of eight digits (normal display) and four fractionaldigits. You may enter or calculate values up to 99,999,999.99.Each calculation is carried out internally to 12 digits.errors — When an incorrect entry is made, or the answer isbeyond the range of the calculator, an error message will dis-play. To clear an error condition you must press the keyonce. At this point, you must determine what caused the errorand re-key the problem.error CodesDISPLAY eRROR TYPeOfLO Overflow (too large)MATH error Divide by 0DIM error Dimension erroreNT error Invalid entry errorNONe Attempt to access clearedThread Size or Drill Size Value