This solution provides the connection line paths of the Nokia 2690 ON-OFF/END switch button Power button. This can help determine whether the phone is on, but it tuns battery indicator shows when the battery charger plug-in.
Only refer to the solution below and find the marked points where the button is connected.
You can power clean keyboard matrix including the membrane keyboard protection. You can then connect to 100 Ohm resistor and a diode. Also check the resistance and the diode for any damage, replace if necessary. Hope this can help in your Nokia 2690 Power Off key problem repairs.
You can power clean keyboard matrix including the membrane keyboard protection. You can then connect to 100 Ohm resistor and a diode. Also check the resistance and the diode for any damage, replace if necessary. Hope this can help in your Nokia 2690 Power Off key problem repairs.
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