20 Most Recent Office Depot KS-1000 Calculator Questions & Answers

Turn calculator overRemove two visible Phillip screws Gently pry up and remove rubber feet on all four corners-remove screwsButton cell battery (original: VINNIC L1131, replacements: Energizer 389/390 or Duracell D390)Location: upper right hand corner under metal battery clipTo replace battery: gently pry up left tab and slide new battery with + side facing up (writing visible).Gently push tab back downNext: Look at circuit board, locate double arrowsFollow directions: "please press "RESET" after replacing battery"I just touched the metal flow solder plate (small circle with squiggles) above the words "RESET" with a small screwdriverTA-DA...it works

Where is the battery to change.

Type the rate in digits, then press the RATE BUTTON and then TAX button, then GT button. IT WILL SET THE NEW RATE and you are done.

Press the AC (All Clear) button.

Usually, you press the AC (All Clear) button to clear an error.

First hit TAX+ then 9.75 then SET then again TAX+.
it will now calculate 9.75% tax.

The computer is not broken and is correct saying what the sales price is. If you work backwards from selling price and take 20% off, then you get 29.24. The program is a generally accepted accounting principle (GAAP) that has markup not from cost, but from retail. You have been doing it wrong all these years and have been giving your customers a better deal. Play with the numbers and you will see what I mean.

Note the words Light Duty. Something was shredded that damaged the mechanism. Oiling was not the cure. No amount of tinkering will save it.

If you try to turn it on and it doesn't work, you will know that after ten years it went bad.