ViewSonic LD216-251 Guide De Démarrage Rapide page 14

3. You can also reinstall the power cable for an attractive appearance, Loosen the
three(3) PWM 4x6mm screws, pull the power cable out,thread the power cable
throught the back hole and then fasten the screws tightly.
Operating by professional only.
Three(3) PWM 4x6mm Screws
Three(3) PWM 4x6mm Screws
14
Back hole for hidden
power cable