Question about HP 12c Calculator
Its not a hard procedure to disassemble the device you should check for the internal touch pad board made up of rubber and plastic,check the touch pad area beside the number 6.if any dust of rust collected clean it.then slightly lift the touch pad of rubber and under that there will be main circuit board.check that also in the place of number 6.if the circuit is short or got dust clean it with isoprophyll and tissue paper.you can get isoprophyll at local medical store.do not apply water to clean the parts. --------- For disassembling----- Tool Description 1)Art knife 803(or any thin strong knife) 2)Screwdriver.(102*150mm).------ Product Disassembly Process 1)Take out 4pcs RUBBER FOOT by hand. 2)Open battery door and take out batteries 3)Use screwdriver to loosen 5pcs screws. 4)To disassemble L/C along unit lower side. 5)Take out 2pcs grounding springs 6)Use art knife to cut off PCB boss. 7)Take out PCB.(PCB means the internal board) ----------- this will help. thanks.please keep updated.please do rate the solution if helped.thank you for using fixya.
Posted on Sep 09, 2009
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Posted on Jan 02, 2017
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