820-01700 NO BOOT WITH BATTERY

hello,
please i have one macbook mainboard 820-01700
client have replace battery and laptop no start
i have check and the problem is when i connect cable between the battery and the mainboard for info batt
when i remove, macbook start perfectly
When i put cable laptop stay 0.110A and no power
I have test with other battery, other cable and same problem
Thanks for your help
 

2informaticos

Administrator
Staff member
Check voltage and diode mode to ground on SCL/SDA battery lines; U6950 is suspect.
Be sure R5220/21 are both OK.
 
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