A very specific request!
Why is it hard to find? Battery pinout configurations are typically considered proprietary information by manufacturers, and as such, are not always publicly available. Additionally, pinout configurations can vary across different battery models, even within the same manufacturer. hp mu06 notebook battery pinout configuration link
Some versions of this battery may require Pin 6 (System Present) to be bridged to Ground (GND) to activate the output voltage for testing or charging outside the laptop. You can find further technical guides and user manuals for this battery family on the HP Support Portal Are you planning to rebuild the battery cells or are you testing the output with a multimeter? HP MU06 Long Life Notebook Battery - Setup and User Guides A very specific request
Possible sources:
The MU06 is a Lithium-ion battery designed for high compatibility across several HP lines: Laptop battery pinout configurations - EEVblog Reverse-Engineering : Use a multimeter to identify VCC/GND
Before diving into the pinout, it is essential to identify the battery's electrical properties. The MU06 is typically a 6-cell Lithium-ion battery with the following ratings: Voltage: 10.8V (compatible with 11.1V systems) Capacity: Ranges from 4200mAh to 5200mAh (47Wh to 56Wh)
The screen filled with numbers. It wasn’t HTML; it was raw, beautiful data.