16.2.3.4 Indicator on hot-plug PSU
Figure 255: PSU status indicators
1 AC indicator
2
DC indicator
3 ! (Exclamation mark) indicator
AC indicator (1)
Status Description
off No AC voltage is present.
green on The server is switched off, but AC voltage is present
(standby mode).
DC indicator (2)
Status Description
off The PSU is not operating properly.
green on The PSU is operating properly.
Appendix A
RX4770 M5 Upgrade and Maintenance Manual 429