Lenovo B460 uses TPS51123.
I found a TPS51125A and replaced it!
TPS51285B can be replaced with TPS51225C
Laptop Desktop Chip Level Service. Tips And Trouble Shooting Motherboard .Laptop Motherboard Repair Tutorials.
Common faults of electrolytic capacitors include reduction in capacitance, disappearance of capacitance, breakdown, short circuit a...