DATE FORMAT: While displaying the date, depressing the %± key allows changingthe date format mode from
REPLACING THE BACK-UP BATTERY:
1)Using a screwdriver remove the three screws on the back cover of the calculator.
2)To separate the front and back cover halves, carefully insert and twist a
3)Use a
4)Position the new battery so the positive (+) side is up. Slide one edge of the battery under the tab on the battery holder, then press the battery into place.
5)Snap the cover halves back together. Then reinsert and tighten the screws.
NOTE: Memory backup battery retains the tax rate, calendar and clock setting,
when the power is off or even when the AC cord is disconnected.
Battery: 1 Lithium battery (Type: CR 2032)
Battery life: Backup time 1000 hours
RESET:
Electromagnetic interference or electrostatic discharge may cause the display to malfunction or the contents of the memory to be lost or altered. Should this occur, use the tip of a ball point pen (or similar sharp object) to press the [RESET] button on the bottom of the calculator. After resetting, be sure to set the tax rate, time and date again.
RESET