repair hp48sx
#1

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

#2

OK, More info needed...

How do you get a red x on a calculator with a green tinted LCD screen?

#3

fred ,i dont know how but it is red,

#4

Did you try the master reset switch under the rubber foot?

#5

randy thaanks for the sugestion which rubber foot?none of them will come out.thanks again.

#6

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]



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