The HP MU06 is one of the most widely used laptop batteries in hardware history, powering multiple generations of HP Pavilion, Envy, G-series, and Compaq Presario laptops. For hardware hackers, electronics hobbyists, and repair technicians, understanding the pinout configuration of this battery is essential for external charging, capacity testing, or repurposing the lithium-ion cells safely.
These pins are often unused or provide specific battery identification signals. Battery Positive (V+) Hp Mu06 Notebook Battery Pinout Configuration
The MU06 battery interface uses a multi-pin blade connector, which typically features . When looking directly at the battery's female connector blade with the battery labels facing downward, the pins are generally numbered from left to right (or right to left, depending on the orientation). The HP MU06 is one of the most
If the MU06 battery has been stored for a long time and the voltage has dropped below the safety threshold (usually below 6V-7V), the BMS will cut off output to prevent cell damage. In this state, you will measure 0V at the output terminals. This is a safety feature. Attempting to force-charge deeply discharged Li-Ion cells is dangerous and can lead to fire. Battery Positive (V+) The MU06 battery interface uses
The MU06 is compatible with a wide array of HP part numbers. If your battery matches any of the following, the pinout configuration above applies: 593553-001 593554-001 HSTNN-LB0W HSTNN-CBOX
. Used to monitor the battery's internal temperature during charging. Pin 6: System Present / Control
Based on this general smart battery architecture, a standard can be mapped as follows, using the battery connector's own orientation (looking at its pins):