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820-3437-b no power no green light nor orange light

Thread starter Soji
Start date Apr 2, 2022

Soji

Member

#1

PPBUS_g3h initially was 1.7 v, I changed u7100, I now got 8v
Ppbus_g3h-8v
Pp3v42- 3.4v no light on charger.
Pp5v_s5- 0v
Pls help.

2informaticos

Administrator

Staff member

#2

PLEASE, post accurate information.
8V is not the same as 8.2V, or 8.5V; the difference is VERY important.

Soji

Member

#3

It’s 8.2v sorry

Soji

Member

#4

It’s fixed

. I changed u7100 and I reflowed the smc. Thank man

2informaticos

Administrator

Staff member

#5

U7100 was probably good, but not controlled by SMC.
You should REBALL, not reflow the SMC; if want to really solve the problem.

Soji

Member

#6

Thank. The problem is resolved. I rebelled it. Fixedddd.

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