...put in new AAA batteries and I've adjusted the brightness/contrast and I've pushed the hard reset button on the back, but nothing's worked so far. Could the back-up, lithium battery be dead/dying? ...
Question about Texas Instruments Office Equipment & Supplies
...batteries, simply pull them out and put in new ones, following the polarity indicators. To replace the backup battery, unscrew the cover, pull out the battery, put in the new one, and replace the ...
...when I was done. I: 1) opened the back by taking out the screws 2) took out the old batteries 3) put in the new batteries 4) closed the case and put the screws back in 5) it has worked great
Question about Texas Instruments Office Equipment & Supplies
...batteries out and put them back in and it went to the same screen. Try taking out the batteries and the backup battery that is behind a little door in the battery compartment. You'll need a ...
Question about Texas Instruments Office Equipment & Supplies
put new batteries but it wont turn on... it was working before it ran out of batteries about 2 months ago.. Could be the screen has been dimmed so much that you can't tell that it's coming on. Press ...
...batteries. I took the backup battery out and put it back in (didn't put new one). Nothing helps. I changed the backup battery like a year ago. Could it be that it's empty already ? It is sold ...
...put the old batteries back, and it did not solve the problem. If the asterisk is flashing, the batteries you put in are not good either. It may have latched up internally; I would try removing the ...
Question about Texas Instruments Office Equipment & Supplies
...put in new batteries into my calculator and the calculator still does not turn on help? Try the memory battery. The button battery under the cover with a screw. Also try putting the baterries in and ...
Question about Texas Instruments Office Equipment & Supplies
worked was I took all the batteries out, replaced the back-up battery first then put the AAA batteries in. Either it was a coincidence or your suppose to put back-up batteries in before AAA. Good Luck
...put newer batteries in there that are longer lasting in years. Even if the expiration year is far-off, you still may need to put newer batteries in the bay. Two, your hypothesis of changing the ...
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