For help, the knob can not be used. - Android Head-Units

after Upgrade fireware (ac8257), the knob cannot adjust the volume. What should I do​
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Contact seller?

When you say 'brushing' do you mean that you applied some physical force to it? Those controls seem quite flimsy, you may have broken its connections on the circuit board. Maybe open it up and look for breaks?

Related

broken power button

guys what to do? i have a 2020i with broken power button in motherboard (see the pic below)
anyone knows the part number to order this part? or a website with spare parts...
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QTek 9100. Damaged elements on PCB near "reset" button

Here a photo:
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Help me to know type of this elements and their value.
Probably, the user of this QTek has insert "big" stylus or anyting else in the stylus-place and damaged PCB.

Paint button issue problem

Paint button issue, if the guarantee changes the button I have the same problem? thank you
(this is a chronic problem?)
you advise me change?
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Use case/cover

Small plastic-metal part inside body...

I open my radio with XY motherboard and small part felt down from inside. See photo.
Can anybody recognise this part? What is it?
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Canbus and wirring harness help

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hi everyone i need halp to get or make wiring diagram for this unit to retain ac controls and camera from canbus anyone can help?

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