Power Board for Dell monitor

The Dell PLPCJ9391KQD1 power board is a replacement component listed for the P1917S monitor. It is the internal board associated with the monitor’s power system, intended for service when that component needs replacement.

Dell’s service documentation for the P1917SWh describes removing and reinstalling the power board alongside the main board. This confirms its place inside the monitor and distinguishes it from a separate external adapter. The part is identified by its exact code, PLPCJ9391KQD1, and is described as a power board for the P1917S.