No, the yellow battery icon on notebook takes red color, but that is all.

You have the same oportunities for both batteries.

First I have to find someone with R61 .

The only one another ultrabay device I have ever had is DVD-ROM and it works great.

Can it be a software problem? Or can I confirm the motherboard issue by trying the battery in another R61 notebook?

My friend has tried the battery on his notebook (R500) and everything is ok. What can be wrong with mine notebook?

Hi. I have Lenovo R61 8918DFG (with Ultrabay Enhanced) and new ultrabay slim battery.The battery model is 45K1749 and "Replace: 57Y4536" is written on it. New battery worked fine during discharging. I discharged both batteries (main and the new ultrabay one), but when I plugged in AC adapter, only m...