Solved: pin assignment for Power On/off Switch/led Cable 710821-001 - HP Support Community - 7458720
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InLine® Power extension internal 24Pin Plug/socket, PSU -> Mainboard, 30cm | Fan cables & adaptors | Air cooling | Aquatuning USA
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Mainboard Internal USB 3.0 (3.1 Gen 2) 19PIN Header to Type-E Key-A 20 Pin USB 3.1 Front Panel Socket Adapter for Type C Panel Mount Header
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