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Casio DR-220HD Calculator

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Questions and Unsolved Support Problems

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Casio DR-220HD Calculator Calculator

Need to change the tax rate from...

Answer
I tryed it the way someone suggested...no luck! push CA hold down set key (%) 2 seconds it appears... (More)

Casio DR-220HD Calculator Calculator

How to set up new tax rate on Tax+...

Answer
Could you tell me how to set up new tax rate to TAX+ & TAX- key? Thanks, Queenie

Casio DR-220HD Calculator Calculator

How to change Tax rate due Tax rate...

Answer
Could you tell me how to set the new tax rate to TAX+ and TAX- button? Thanks, Queenie

Casio DR-220HD Calculator Calculator

feed roller

Answer
small tension roller will not stay in place, where paper roll feeds through, (directly under opening... (More)

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Casio DR-220HD Calculator Manuals & Guides


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The Log function!!
I calculators you can't change or set the base of 'log' is default 10 so you need to know these: log x (base y) = log x / log y when log x it's... written by vladp995
Changing your batteries
When you change your batteries don't take all four out at a time. There is a chance that your back up battery is and you might ruin your... written by Pboy
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http://world.casio.com/calc/download/en/manual/ written by ruradu
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Specifications for Casio DR-220HD Calculator


Key Functions
Type
Business and Scientific
Size
Desktop
Print Option
With Print Option
Other Functions
Display
Large
Currency Exchange Function
With Currency Exchange
Key Size
Regular
Case Included
Without Case
Adapter Included
With Adapter
AC Connectivity
With AC Connectivity
Digit Display
12 Digit
Warranty
Warranty
1 Year

Casio Contact Information



Main support number800-962-2746

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