Logic Board#820-00165A
Consumption on dc supply goes upto 590mA ,then drops to 390 and then again rise to 560mA with not much variation.(Using original magasafe2 65W cable)
All the rails are present. No liquid spill or corrosion noticed under microscope.
CPU_VCCST_PWRGD-Present
ALL_SYS_PWRGD-present
PLT_RST-Present
R1540/41/42/43/44-33 Ohms
Minor pulses on LPC lines with scope.
Bios clean me flashed.
Battery is charging. can be turned on/off with keyboard.
What to check further? Any ideas are welcome.
PS:Customer is going on a vacation-so 15 days time to solve the puzzle.
Consumption on dc supply goes upto 590mA ,then drops to 390 and then again rise to 560mA with not much variation.(Using original magasafe2 65W cable)
All the rails are present. No liquid spill or corrosion noticed under microscope.
CPU_VCCST_PWRGD-Present
ALL_SYS_PWRGD-present
PLT_RST-Present
R1540/41/42/43/44-33 Ohms
Minor pulses on LPC lines with scope.
Bios clean me flashed.
Battery is charging. can be turned on/off with keyboard.
What to check further? Any ideas are welcome.
PS:Customer is going on a vacation-so 15 days time to solve the puzzle.
Comment