HP80 battery pack voltage reversed
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11-03-2016, 01:31 PM
Post: #4
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RE: HP80 battery pack voltage reversed
Thanks very much for the replies.
I reversed the battery pack now so the positive is on the bottom tang of the connector in the calculator. The pack has just below 4 volts dc and just plugged the battery in and didn't power on. I also tried 3 aa batteries and still no power. I then read a HP calculator repair site and it said don't reversed the battery pack but didn't say if it damages the batteries or the charger. I checked the charger voltage and one side says about 4.5volts and the other about 16 volts. Not sure what do next? |
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Messages In This Thread |
HP80 battery pack voltage reversed - elgin113 - 11-03-2016, 11:28 AM
RE: HP80 battery pack voltage reversed - Jeff O. - 11-03-2016, 11:53 AM
RE: HP80 battery pack voltage reversed - Harald - 11-03-2016, 11:56 AM
RE: HP80 battery pack voltage reversed - elgin113 - 11-03-2016 01:31 PM
RE: HP80 battery pack voltage reversed - Jeff O. - 11-03-2016, 04:41 PM
RE: HP80 battery pack voltage reversed - elgin113 - 11-03-2016, 11:00 PM
RE: HP80 battery pack voltage reversed - PANAMATIK - 11-03-2016, 04:43 PM
RE: HP80 battery pack voltage reversed - Jeff O. - 11-04-2016, 05:45 PM
RE: HP80 battery pack voltage reversed - Alejandro Paz(Germany) - 11-04-2016, 08:28 AM
RE: HP80 battery pack voltage reversed - PANAMATIK - 11-04-2016, 09:16 AM
RE: HP80 battery pack voltage reversed - Harald - 11-04-2016, 09:01 AM
RE: HP80 battery pack voltage reversed - Alejandro Paz(Germany) - 11-04-2016, 11:27 AM
RE: HP80 battery pack voltage reversed - Harald - 11-04-2016, 12:01 PM
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