820-2915 beeping 3 times

[MDY]

3 beeps.

PP1V5_S3 - 1.5V
PP3V3_S0 - 3.33V
PP0V75_S0 - 0.74v
PPVCORE - 1.11V

Tried different ram and both slots of course.

no liquide damage. Any idea?

 

[dukefawks]

Check RAM slot data lines with RAM slot tester. Probably a hopeless case of cracked trace under the RAM slot or CPU.