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It shows battery percentage....
The board first came in dead i found short on PP5V_S4_UBC then passed current through it found U3100 get in hot and i replaced it..
Short gone
The board only on desk draws (charger only)5v 0.27A
PPBUS_G3H=12.32v
PP3V3_G3H_RTC=3.3v
System boots with batteryand charger and stay on with battery :PPBUS_G3H=12.32v
PP3V3_G3H_RTC=3.3v..
But not charging..
I dont know what just happened
The board just powered on with battery only.
Draws 5v with charger only with both ports now.
Ppbus_Aon is 12.06V with charger only
12.60 with charger and battery
One of the charging port not working doesn't turn on ammeter at all.
I found UF400 is the corresponding CD3217 for the port..i replaced it and DF622 still no changes..
Now i just found DZF664 has a hole in it i changed it too still no changes..
I compared diode mode readings of...
The system was not detecting battery found q5265 burnt and d5270 knocked off replaced both and system power on and deteccts battery but not charging draws 20V 0.45A with high fan spin...
Now system does not power again Draws 5.17V and 0.45A at the ammeter
PPBUS_AON=6.90V
PP3V8_AON=3.2V...
There's green light and amber,fan spins and stop
Ppbus_g3h=8.59v
Pp3v42_g3h=3.42v
All_sys_pwrgd=0v
Pp5v_s4rs3=0v
Pp3v3_s0=0v
PpVrtc_g3h= 3.3
Rtc_reset_l= 3.2
Pch_srt_l= 3.3
Pch_intvrmen=2.5
Pch_intruder_L=1.8...
I found R1950 and R1962 corroded thought that's where the problem is but still the...
when the system power on if i close the lid I noticed it doesn't wake from sleep...i checked the both hall sensor i found the both capacitor on it is burnt, I replaced the both capacitors and still doesn't wake from sleep..
Untill i did a bypass by joining pins 1&2 of U5255.