Power Management in RDK-V Platforms

Introduction

This document provides a general guideline on the power management features of RDK Video platform.

Power modes

RDK currrently supports 4 power modes

Mode	Detais	State Transition
ON	Box will be in full power mode All services will be running. Logs will be written to persistent device directly	Decided by application manager IR/Bluetooth/CEC input
Lightsleep aka standby	Box is fully functional, none of the services are disabled. video/graphics display is turned off Audio will be muted. Applications can decide on what the behavior should be on standby mode. Logs will be written to RAM and are periodically flushed to persistence.	Application manager can enter into this state based on the user/system inactivity. User inactivity is no key inputs from user, while system inactivity includes no audio/video playback
Deepsleep (w/o n/w support)	video/graphics display is turned off Audio is muted All CPU activity is suspended Ethernet port and WiFi radio are disabled All input ports other than HDMI-CEC are disabled Bluetooth remains ON for keypress input only IR remains ON HDMI-CEC is retained System time is retained
Deepsleep (n/w supported)