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14 | About Your Monitor
Environmental Characteristics
Model U2515H
Temperature
Operating 0 °C to 40 °C (32 °F to 104 °F)
Non-operating
∞
Storage: -20 °C to 60 °C (-4 °F to 140 °F)
∞
Shipping: -20 °C to 60 °C (-4 °F to 140 °F)
Humidity
Operating 10% to 80% (non-condensing)
Non-operating
∞
Storage: 5% to 90% (non-condensing)
∞
Shipping: 5% to 90% (non-condensing)
Altitude
Operating 5,000 m (16,400 ft) (maximum)
Non-operating 12,192 m (40,000 ft) (maximum)
Thermal dissipation
∞
296.67 BTU/hour (maximum)
∞
119.35 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 the 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.
* Zero power consumption in OFF mode can only be achieved by disconnecting the
main cable from the monitor.
VESA
Modes
Horizontal
Sync
Vertical
Sync
Video Power
Indicator
Power
Consumption
Normal
operation
Active Active Active White 87 W (maximum)**
35 W (typical)
Active-off
mode
Inactive Inactive Blanked White
(Glowing )
Less than 0.5 W
Switch off - - - Off Less than 0.5 W
** Maximum power consumption with max luminance and USB active.
The OSD functions only in the normal operation mode. When any button is pressed
in the Active-off mode, one of the following messages will be displayed: