VIEWSONIC WR100 - Manual (Page 13)

ViewSonic Wireless Router 9
4 Connect the AC Power Adapter from the Power Jack on the
back of the router to an AC Wall Outlet as shown or to a power
strip with surge protection. The Power LED on the front of the
router turns blue when there is power.
Power jack
AC Power
Adapter
AC Wall
Outlet
Power LED: blue = ON
All other LEDs: green
Back of router
Front of router