820-00244 no audio

bartech

Member
macbook start normaly, work normal but in system preferences no audio card
C6411,C6421,C6311,C6321 - 5,14V
 

2informaticos

Administrator
Staff member
Audio codec is placed on separate board, connected to J6799.
Any fault history available, liquid spill on the audio board?
 

bartech

Member
someone before me try to change lcd and broke cable connecting trackpad, and power supply cable, i change them and it start working, maybe its a problem whit connection i will change cable and try again
 
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