HP xw4600 Service And Technical Reference Manual page 138

Table 5-17 LED color definitions (continued)
LED state
Flashing
Solid or flashing
None
130 Chapter 5 System diagnostics and troubleshooting
LED color
Green System is in Standby
Red System has experienced an error. See
on page 110
No light System is in Hibernate, or it is off
System status
Diagnostic LED codes
ENWW