Yes, if your version supports PFM (pulse frequency modulation) at light loads. Check the datasheet for quiescent current (ideal < 50µA in standby).
PS-4241-9HA is a high-efficiency 240-watt power supply unit (PSU) manufactured for Hewlett-Packard (HP) ps42419ha schematic work
Once the motherboard sends the "PS_ON" signal (by shorting the green wire to ground), the main PWM (Pulse Width Modulation) controller starts the high-power DC-to-DC conversion. Critical Components and Common Failure Points Yes, if your version supports PFM (pulse frequency
: Basic installation and wiring guides for compatible HP desktop power supplies can be found on Manuals.plus . HP Inc Ps42419ha 9244 | PDF | Power Supply - Scribd Critical Components and Common Failure Points : Basic
) is a notorious protagonist. This 240W, 80 PLUS-rated unit was once the heart of many high-performance desktops and plasma-era systems, known for its efficiency but also its complex failures.