Deep sleep is a power saving mode which turns off STB subsystems such as A/V, HDMI, front panels, HDD etc. Provides API defines the structures and functions for the Deep Sleep Manager HAL.
The main purpose is to bring down the power consumption based on the actual usage
It can also be triggered in other scenarios such as thermal shutdown in case of the temperature is above threshold for certain period.
When the STB goes in a normal power saving mode, it may be woken up for scheduled maintenance ina predetermined time.