how to reprogram bq 20857

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onoffman

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I am working with a dell battery, the li-ion laptop attery uses bq 20857 chip as charging controller , i replaced the battery sets with new ones .


results ..laptop detects battery but it doesnot charge or allow to use the battery power.

i found we can program the controller with a jig and software like Accplus

all these sw support bq2085 ... will it work for bq 20857 chip?
Can any one elaborate the process .
 

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