LG SQ780S-W 31.5" 4K Smart Monitor with webOS and Ergo Stand - Manual (Page 7)

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How to fix a clamp
1 After positioning the stand on the table, secure it by turning the handle.
• For tables without a protrusion
- The table should be less than 75 mm (2.9inches) thick.
Table
≤ 75 mm (2.9inches)
• Stands that are not fully engaged to the table may allow the monitor to wobble or fall over.
• Make sure the table is solid and stable enough to fully support installation of the monitor. Tables made of fragile materials such as glass may break.
• For tables with a protrusion
- If the protrusion is located more than 95 mm (3.7 inches) away from the edge of the table, install the monitor only when a flat protrusion is located
between 10 mm (0.39 inches) to 75 mm (2.9 inches) from the edge of the table.
≥ 95 mm
(3.7 inches)
≥ 75 mm
(2.9 inches)
10 mm
(0.39 inches)
Swivel stand
Swivel the monitor left and right within 280 ° to fit your view.
• When swiveling the monitor screen, be careful not to get your fingers caught or bumped into the stand.