D
IRECTION FR091521, REVISION 1 VIVID™ S60N/VIVID™ S70N PROPRIETARY SERVICE MANUAL
5-26 Section 5-11 - System Power Distribution
PRELIMINARY
5-11-2 System Power Management
The System Power Management is responsible for operating the system in different power states, in 
accordance with the power condition and User request.
5-11-3 Rechargeable Battery Pack
The rechargeable Battery pack is a smart battery device acting as a UPS and communicating with the 
Vivid™ S60/Vivid™ S70 Ultrasound Scanner system over the SMBus. 
The Battery pack contains protection circuitry, and a fuel gauge IC with internal memory to store pack 
configuration information, measurement calibration, coefficients, manufacturer’s information, and 
chemistry data.
NOTE: The Battery prevents uncontrolled system shut-down in the event of power loss, or if there is a need to 
transport the system without having complete Power Off/On cycle. 
In addition, the Battery enables fast return to scanning when AC power is resumed.
NOTE: The system cannot scan while AC power is not present.