Lenovo ThinkVision E28u-20 28" 4K HDR Monitor - Manual (Page 24)

Maintaining the Display
Always turn off the power to the display before performing any maintenance
work on the display.
Do not
：
• Let water or liquids spill onto the display.
• Use solvents or abrasive substances.
• Use flammable cleaning materials to clean the display or any other electronic
device.
• Touch the screen area of the display with sharp or abrasive objects. Such
contact may cause permanent damage to the screen.
• Use any cleaner that contains an anti-static solution or similar additive.
Otherwise, the coating of the screen area may be damaged.
Be sure to:
• Wipe the case and screen gently with a soft cloth lightly dampened in water.
• Use a damp cloth and a little flexible cleaner to remove fingerprints and
grease.
Remove the Display Base and Support Arm
Step 1: Place the display on a flat surface.
Step 2: Remove the stand from the display.
Wall-mounted (optional)
Refer to the instructions attached with the base assembly. To convert the LCD
from a desktop to a wall mount, perform the following steps
：
Step 1: Make sure the power button is off and unplug the power cord.
Step 2: Place the LCD face down on a towel or blanket.
Step 3: Remove the base and stand from the display, see "Removing the
Display Base and Support Arm" on pages 2-8.
Chapter 2. Adjusting and Using the Display 2-9