Nokia N85 keypad ic solution 100% working

1. If lower keypad not working, replace this Z2500
2. If upper keypad not working replace this Z1002

Nokia N85 Handsfree solution

Remove Z2010 and apply jumpers as shown in the figure below.

Nokia N85 Usb line not detected problem

For fix the Nokia N85 Usb line not detected problem, replace the D3300. See the figure below for more details.