820-3115 2 spots of liqued damage but now only beeps 3 times on ram

[Repairable]

Hi all,

got a 820-3115 in with waterdamage,

small drop on R7986 replaced now has 5,0k
and small drop on C3890

replaced multiple ram sticks in both slots. only 1slot at a time.
read and uploaded bios, no result.
voltage is 1.5 volt on PP1V5_S3_DDR

 

[dukefawks]

Must be corrosion somewhere else if no one fucked with it. Crap under/in RAM slots? Checked 0V75 to the RAM?

 

[Repairable]

ram slots look clean.

NO RAM with ram
PP0V75_S3_MEM_VREFDQ_A 0.750v 0.758v
PP0V75_S3_MEM_VREFCA_A 0.751v 0.753v
PP0V75_S0_DDRVTT 0.750v 0.744v

R3140 10.32k
R3141 9.98k

c3111 pin 1 0.126diode

R2940 9.99k
R2941 9.85k

c2910 0.126 diode

 

[dukefawks]

Ultrasoniced this?