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I also checked PPBUS_G3H with just the Battery installed and no magsafe attached and I get 12.39 on R5388(Pin2)....is it Normal to get 12.56V With Boyh the Battery and the Charger connected and only 12.39v with Just the Battery connected?...in SO STUMPED RIGHT NOW!!!...LOL...Anyone Have any...

Hi, I put it thru the ultrasonic cleaner already as it has a bit of corrosion around the J6995 area as well as the U5930 area...Also When it would not boot again today after it ran perfectly for about 2 Hours I then checked PPBUS_G3H and Get 12.56v on pin 2 of R5388 and also checked PP3V42 on...

When it doesn't want to work it won't even power on with a SMC Reset Power on attempt...It like it goes Completeley Dead...It has me 100% stumped!!!...I Just went in and it turned right on With the Charger connected....I unplugged the Charger and it continued running Perfectly then an Hour...

ANY Help would be Greatly Appreciated.

Correction....pp5v_s5 is ...4.95v NOT 5.95v...

Also...Here are some of the Power rails I have measured. ppbus_g3H..... 12.6v ppbus_cpu_imvp_isns.... 12.56v ppdcin_g3h..... 16.7v pp3v42_g3h.....3.38v pp5v_s5....5.95v pp3v3_s5.....3.3v pp1v8_s0.....0.0v pp1v05_s5....0.0v HOPE SOMEONE can Help Me...Thank You...Sorry if I am Coming...

I hope i'm Posting this in the Right Spot???...LOL...:rolleyes:

Hello, This is my 1sr Post as i JUST Joined!!!...I have a 820-2850 that has a Green Light that turns to orange and ONLY Occasionally will boot up normally. it runs Perfect when it DOES start up... If i shut it down most of the time it will not start back up unless it sits for a while...once it...