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User Guide
21
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Status Indicators
This section explains the indication and meanings of the system lamps located on the
front and back panels of your system.
Front Panel
Figure 3: Front panel (front view detail)
A Power/Sleep LED B Power/Sleep LED
Continuous green light indicates the system has
power applied to it.
Continuous amber light indicates the system is in
S1 Sleep state.
No light indicates the power is off / or the system is
in S4 Sleep state.
Powers the system off or on.
C NMI Button D Reset Button
Used to force system halt and dump memory
contents to screen or file. Reboots and initializes the system.
E/F NIC 1 Activity LED / NIC 2 Activity LED G Hard Drive Activity LED
Continuous green light indicates a link between
system and network.
Blinking green light indicates network activity.
No light indicates the NIC is disconnected.
Random blinking green light indicates hard
drive activity (SCSI or SAS/SATA).
Continous amber light indicates a hard drive
fault.
No light indicates no hard disk drive activity.
H Status LED
Solid green indicates system ready.
Blinking green indicates that the system is
degraded (processor or memory failure).
Solid amber indicates a critical temperature or
voltage fault, or a missing CPU/terminator.
Blinking amber indicates a power fault, fan fault, or
a non-critical temperature or voltage fault.
No light indicates a fatal error during POST.
TP02346
A
C
F
H
B
D
E
G