| Dell Wire Color | Function | Polarity / Notes | | :--- | :--- | :--- | | | Power Switch | Momentary contact (positive) | | Yellow | Power Switch | Common Ground (GND) | | White | Power LED | Positive (+) anode | | Orange | Power LED | Negative (-) cathode (enables bi-color) | | Red | Diagnostic Sense | Must be shorted to Yellow (GND) |
: Some MIH61R revisions include a separate 5-pin header labeled PWSW1 specifically for the power switch. dell mih61r mb front panel pinout
The MIH61R lacks a reset button pinout on the main front panel header, which is standard for many proprietary Dell boards. | Dell Wire Color | Function | Polarity