Dell IN1940MW User's Guide - Page 13

Non-operating Altitude Operating Non-operating Thermal dissipation Storage: 5% to 90% (non-condensing) Shipping: 5% to 90% (non-condensing) 3,048 m (10,000 ft) max 10,668 m (35,000 ft) max 78.5 BTU/hour (maximum) 58.0 BTU/hour (typical) Power Management Modes If you have VESA's DPM™ compliance display card or software installed in your PC, the monitor can automatically reduce its power consumption when not in use. This is referred to as Power Save Mode*. If the computer detects input from keyboard, mouse, or other input devices, the monitor automatically resumes functioning. The following table shows the power consumption and signaling of this automatic power saving feature: VESA Modes Normal operation Horizontal Sync Active Normal operation Active Active-off mode Inactive Switch off - The OSD will only function in the normal operation mode. Vertical Sync Active Active Inactive - Video Active Active Blanked - Power Indicator White White Amber Off Power Consumption 23 W (maximum) 17 W (typical) Less than 0.5 W Less than 0.5 W Activate the computer and the monitor to gain access to the OSD. * Zero power consumption in OFF mode can only be achieved by disconnecting the main cable from the monitor. ** Maximum power consumption with max luminance and Contrast, Dell Soundbar, and USB active.