Appendix B. Behavior of the PDU reset buttonThe reset button of the PDU fulfills two different functions.• Press and hold the reset button for two to five seconds: reset the PDU to the default user accountcredentials. See Appendix A “Default PDU settings” on page 59.• Press and hold the reset button for more than eight seconds: restart the system.© Copyright Lenovo 2015, 2018 61