GSM-Forum - View Single Post - Karbonn K9 Keypad Not Working Solution [Available]

asishdalal0 · 06-19-2019, 13:53

cold tracing and clen keybord lines if they are ok replace cpu your problem will solved.

06-19-2019, 13:53	#43 (permalink)
asishdalal0 Junior Member Join Date: Jun 2018 Posts: 17 Member: 2847717 Status: Offline Thanks Meter: 2	clen keypad with rubber and tracing lines with cold testing. cold tracing and clen keybord lines if they are ok replace cpu your problem will solved.