NEC MultiSync E658 Setup Manual page 13

Orientation
When using the monitor in the portrait position, it should be rotated counterclockwise so
that the right side is moved to the top and the left side is moved to the bottom. Improper
ventilation may shorten the lifetime of the monitor.
The OSD menu is always shown in the landscape orientation.
WARNING: Do not mount the product upside down.
The product cannot be used when inclined 10° or more.
WARNING: Installing the product at an angle of 10° or more may cause a malfunction.
Power Indicator
Within 10° Within 10°
English-13
Within 10° Within 10°
EN