DPMS defines four modes: normal, standby, suspended and off. When in the "off" state, some power may still be drawn in order to power indicator lights.

The standard is:

Reception

By the late 1990s, most new monitors implemented at least one DPMS level.

DPMS does not define implementation details of its various power levels;while in a CRT-based display the three steps could logically be mapped to three blocks to be shut down in order of increasing savings, thermal stress, and warm-up time (video amplifier,

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