repair hp48sx Message #1 Posted by sherman on 15 Dec 2003, 12:59 p.m.
when i put new batteries in my hp,i lost i screen display except for a tiny red x at the top.how or where can i get it back to a working condition ? thanks
Re: repair hp48sx Message #2 Posted by Fred on 15 Dec 2003, 1:55 p.m., in response to message #1 by sherman
OK, More info needed...
How do you get a red x on a calculator with a green tinted LCD screen?
Re: repair hp48sx Message #3 Posted by sherman on 15 Dec 2003, 6:45 p.m., in response to message #2 by Fred
fred ,i dont know how but it is red,
In-op 48SX Message #4 Posted by Randy on 15 Dec 2003, 7:08 p.m., in response to message #1 by sherman
Did you try the master reset switch under the rubber foot?
Re: In-op 48SX Message #5 Posted by sherman on 16 Dec 2003, 11:01 a.m., in response to message #4 by Randy
randy thaanks for the sugestion which rubber foot?none of them will come out.thanks again.
Re: In-op 48SX Message #6 Posted by Veli-Pekka Nousiainen on 16 Dec 2003, 11:22 a.m., in response to message #5 by sherman
Turn the bottom of the case of your HP 48 in plain sight and dig out the right upper rubber foot. Underneath (sometimes it's the left foot) there is a small hole with letter R for Reset righ beside it. Use a copper paper clip to press the switch at the bottom of that hole. [VPN]
Go back to the main exhibit hall