Sun Microsystems Enterprise 250 Owner's Manual page 262

The following table provides error code definitions.
LED
Caps Lock
X
X
X
X
X
X
Note – The Caps Lock LED blinks on and off to indicate that the POST diagnostics
are running. When it lights steadily, it indicates an error.
244 Sun Enterprise 250 Server Owner's Guide • June 1998
Compose Scroll Lock
X
X
X
X
X X
X X
Num Lock Failing FRU
Main logic Board
CPU 0
X CPU 1
X No memory detected
Memory bank 0
X Memory bank 1
Memory bank 2
X Memory bank 3
X NVRAM