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Found short on pp3v3_G3H. Cleared the shot , still 5v no current.
pp3v3_G3H is present
PP3v3_G3H_RTC is present
PP1v8_UPC_XA_LDOA is present
PP3v3_UPC_XA_LDO is present
PP20v_USBC_XA_VBUS is 5v
No PPBUS_G3H
Pls help
I replaced u7800.
It’s drawing 20v now. But it’s not coming up
The current on the amp meter goes back to zero.
Working around
I found out the some of the coils around the pmic voltages are fluctuating
Like
PVDDCPUAWAKE_SW1/SW2/SW3
The voltage on most of the coils are fluctuating
Thermal camera
T2 is getting warm
Then there is a Pulse on u7800 after 2sec.