820-00165 strange battery problem

iremont

Member
Hey, first at all customer came to battery replacement, and now after changing it he comes back and battery seems dead, changed again new battery. worked 1 week and again dead, same problem is now 4 time in row, worked 1 week and battery dead. Where to find fault ? the batteries were different places ordered.
 

2informaticos

Administrator
Staff member
Board works correctly without battery connected?
What is exact PPBUS_G3H voltage (no battery)?
Check diode mode to ground and voltage on SCL/SDA lines of battery bus.
Be sure battery connector has no broken pins (onboard).
 
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