http://www.fixya.com/support/p480505-casio_ms_80tv_scientific_calculatorSolved technical support problems provided by FixYa users.en-usCopyright (c) 2007 FixYa, LTD. All rights reserved.info@fixya.comFri, 08 Jan 2010 21:02:58 GMT80http://www.fixya.com/support/t3782864-reprogram_different_tax_rateHow do I reprogram it for a different tax rate?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t1474716-resetting_tax_rateHow do I reset the tax rate?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t3076223-change_gst_12_5how do I change the GST to 12.5% Thanks BrentFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t2726031-taxwhen i want to cal back by use Tax-. The result is wrongFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t2908432-ms_80tv_automatically_rounds_up_1When the answer should be 1.34, it automatically rounds up to single decimal digit and shows 1.4. How do I make it stop rounding up?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t223483-re_casio_calculator_ms_80tvI am trying to change the tax rate on this....any ideas of how to make it work?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t2507585-lost_manual_figure_sales_taxlost manual, How do I figure sales tax rate of 0.0625Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t2451775-change_tax_ratehow to change tax rateFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t2337364-casio_calculator_ms_8tHow do I set the tax rate now that I have changed the battery please?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t2421387-casio_seem_problem_percentage_keyI to have the same problem and have contacted Casio and awaiting an answer I type in 10+10% to get 11.1111 on the MS-7TV this is not correct. I also tryed it on other Casio calculators to get a similar problem. I thought it may be linked to the tax...Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t2260083-set_tax_rateCannot set tax rate....seems to be stuck on 5% I need to change to 7.6%Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t1995608-replace_battery_calculatorHow do I get at the internal batteries to replace them?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t1737747-useI try to get a -% and it does not show what another cal does. I need to know how to use the % in this calFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t1908999-change_tax_rate_from_current_8_25_newCalifornia has increased its sales tax by 1% - how do I change the Tax+ rate on the Casio MS - 80TV from its current 8.25% to 9.25% please? Thankyou - look forward to hearing. ChrisFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t1863842-am_trying_set_tax_calculatorHow do I set the tax percentage?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t135686-changing_tax_setting_casio_calculatorHi, I have a Casio MS-8TV calculator with tax function for VAT etc, but the tax rate is set to 5%, not 17.5% for the UK. Does anyone know how to alter it? Thanks SamFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t1465586-clear_entry_keyi am not able to find the "clear entry" key.....please advise what key performs this functionFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t345732-exchange_rateHow do i set the calculator to do exchange rates?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t186276-percentage_buttonThe percentage button on this calculator is automatically giving a 25% increase to whatever number I input. For example the following entry "12000 + 20%" should yield 14,440 but on this calculator the same entry yields 15,000. The only way...Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t596577-change_calculator_from_5_17_5IT WAS ON 17.5 BUT PUTTING NEW BATTERIES IN HAS MADE IT GO TO 5%.Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t153427-casio_calculator_ms_8tvI am trying to do a normal calculation using the percentage button but this keeps giving me the tax how do i turn this function off?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t427572-use_tax_rate_exchange_rate_onceOnce you set the tax rate & the exchange rate, how do you use it?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t427573-once_set_tax_rate_exchange_rate_useOnce you set the tax rate & the exchange rate, how do you use it?Fri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t291127-helpI have a Royal CMS 482 Plus and it didn't work when I first got it then a couple months later it would make this high pitch noise when I plugged it in and the display would show zero now it doesn't work at allFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t347569-sharp_calculatorI spilled coke on my desk and it got under my calculator--now the number keys don't work...what can I doFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t476799-casio_cash_register_model_pcr_202older model displaying code; "E1" and beeping when any key is pushed on the "Z" setting and beeping on "REG" setting, displaying code"E". Please help! KimFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t486823-victor_1520a_calculatorLooking for the piece which holds calculator paper roll in place. Left one is broken. Victor 1520A CalculatorFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t545703-ten_keyI have a Sharp Comept QS-1760A ten key and I need to know how to use the memory and storage. RelaxehFri, 08 Jan 2010 21:02:59 GMThttp://www.fixya.com/support/t675717-casio_pcr_t2000_re_removing_deletingI purchased the machine used. I can't seem to find a way to delete previous data that was initially programmed into the unit by the original owners. Please keep in mind this is a straight cash register; no PC, no cntrl. or delete buttons. Thank youFri, 08 Jan 2010 21:02:59 GMT