Dell PowerEdge 1800 Server "flashing yellow light mean" Questions

...flashing yellow light and knew of any methods to pinpoint the problem. i have two of these servers, both are flashing yellow. i have tried swapping processors, RAM, NIC cards. In my mind all thats ...

...yellow light flashing on one of the drives. sometimes when I start it it would tell me container #0 was offline. sometimes it would just restart and i would need to repair windows all over again ...

flashing light showing just above the Dell emblem. In the past there has been a solid light. I have checked on OpenManager which indicates all is well but I do not like unexplained changes on servers.

...flashing orange and will not turn on. I have reseated the server in the chassis but that has not done any good. We have four of these servers that are currently in this state. A Blinking Amber or ...