HP E24u User Guide - Page 37
Energy saver feature, management feature.
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Table A-5 High-definition video formats (continued) Preset Timing name Pixel format 3 720p50 1280 × 720 4 720p60 1280 × 720 5 1080p50 1920 × 1080 6 1080p60 1920 × 1080 Horz freq (kHz) 37.500 45.000 56.250 67.500 Vert freq (Hz) 50.00 60.00 50.00 60.00 Energy saver feature This monitor supports a reduced power state. The reduced power state is initiated if the monitor detects the absence of either the horizontal sync signal or the vertical sync signal. Upon detecting the absence of these signals, the monitor screen is blank, the backlight is turned off, and the power light turns amber. In the reduced power state, the monitor uses < 0.5 W of power. There is a brief warm-up period before the monitor returns to its normal operating state. See the computer manual for instructions on setting the energy saver mode (sometimes called "power management feature"). NOTE: This power saver feature works only when the monitor is connected to a computer that has energysaver features. By selecting the settings in the monitor Sleep Timer utility, you can also program the monitor to initiate the reduced power state at a predetermined time. When the monitor Sleep Timer utility initiates the reduced power state, the power light blinks amber. Energy saver feature 31