Storage And Media Devices; Hot-Pluggable Disk Drive Leds - HP AB464-9003F Service Manual

Table 7 Front Panel Controls and LEDs (continued)
LED
Internal Health LED
External Health LED
1
There is an additional UID LED and button located on the rear panel of the server. Both UID LEDs illuminate when
you activate either the front or rear UID buttons.
Figure 8 shows the front control panel LEDs.
Figure 8 Front Control Panel LEDs

Storage and Media Devices

The server can contain up to 16 hot-pluggable SAS disk drives and one DVD or DVD-RW drive.
Storage and media devices have LEDs that indicate activity and device status. Hot-pluggable
SAS disk drives also have an LED used to locate a particular drive. SAS disk drive slots map to
LEDs that indicate whether a slot is available for use.

Hot-Pluggable Disk Drive LEDs

The hot-pluggable disk drives have two LEDs per drive
Drive Status LED
Drive Activity LED
Function
Indicates the status of
internal serviceable
components. This LED
maintains its state when the
system is in standby mode
(system power turned off
but AC power still applied
to the system). When the
internal health LED is lit, the
corresponding failed
component LED illuminates
on the diagnostic panel.
See Chapter 5 (page 134)
for more details on the
internal health LEDs.
Indicates the status of
external serviceable
components. When the
external health LED is lit,
the corresponding failed
component LED illuminates.
States
Off
Green
Flashing amber
Flashing red
Off
Green
Flashing amber
Flashing red
(Figure 9):
Controls, Ports, and LEDs
Status
System is off
System health is good
System health is degraded
System health is critical
System is off
System health is good
System health is degraded
System health is critical
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