unresponsible key calculator EL-556G, but some keys (Exp/pi) are not responsible; battery is new Try cleaning the keypad. Reset the calculator. When you press the EXP key or the 2ndF +EXP key try ...
...keys Mike C Hello mchonto. Remove the battery. Perform the following on a cloth placed on a table. Remove to case screws buy using a jewellers screw driver. Carefully open the case. Disassemble the ...
% key is stuck on I can not get the % key off. use air can from radio shack and use dry cleaning spray while you press the button many times
...keys. How can I clean them? First-take the batteries out. You should be able to take the case off from the back. Use a q-tip and alcohol. It will clean and dry immediately. Let dry a day to make sure ...
...keys (NXT, right-arrow, 1/x, delete, divide, multiply, subtract, add) just does nothing. I don't recall doing anything to the calculator (no drops, spills, etc.). HP 48SX and HP 48GX calculators have ...
Question about Texas Instruments Office Equipment & Supplies
Using a TI-84 Plus Silver Edition and the screen just went blank in the middle of a class. changed the batteries, didn't help. cleaned the connectors, didn't help. tried to change the resoluti
Broken decimal Key Decimal key no longer responding. Tried cleaning with compressed air, no effect. Has the key just given out or is there a solution besides replacing the whole machine? the button ...
...it powers up but I have to press a key multiple times to get a response on the screen. I suggest you use a can of compressed air blower , the kind used to clean computer keyboards. That may
Question about HP Office Equipment & Supplies
spilt coffee on calculator and now the divide sign doesnt work Remove the batteries and then you can attempt to clean the key button by spraying it with electronic contact cleaner. However, be very ...
Question about Texas Instruments Office Equipment & Supplies
...clean it. If the keys aren't working that means that something is in the way of the contacts between the underside of those non-working keys and the contact board beneath the keys. Debbie Mahler MICE ...
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