MediaServer

PowerOn

Turns on the specified/assumed/elicited player.

Invocation options (choose based on grammar-fit):

Alexa, [ open / start / launch ] MediaServer
Alexa, [ ask / tell ] MediaServer [ to / for ] …

turn on
power on
power up
turn on {Player}
power on {Player}
power up {Player}
turn on the {Player}
power on the {Player}
power up the {Player}
turn on {Player} player
power on {Player} player
power up {Player} player
turn on the {Player} player
power on the {Player} player
power up the {Player} player