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12 About Your System
Hard-Drive Indicator Codes
If your hard drives are configured with the optional SAS RAID daughter card, two indicators on each of
the hard-drive carriers provide information on the status of the hard drives. See Figure 1-2 and Table 1-3.
The SAS backplane firmware controls the drive power-on/fault indicator.
4 LCD display Provides system ID, status information, and system error
messages.
The LCD display lights during normal system operation.
Both the systems management software and the
identification buttons located on the front and back of
the system can cause the LCD to flash blue to identify a
particular system.
The LCD display lights amber when the system needs
attention due to a problem with power supplies, fans,
system temperature, or hard drives.
NOTE: If the system is connected to AC power and an
error has been detected, the LCD display lights amber
regardless of whether the system has been powered on.
5 USB connectors (2) Connects USB 2.0-compliant devices to the system.
6 Video connector Connects a monitor to the system.
7 Hard drives (optional) Four 2.5" drives or two 3.5" drives (shown in figure).
8 Optical drive (optional) One optional slimline optical drive
NOTE: DVD devices are data only.
Table 1-2. Front-Panel LED Indicators, Buttons, and Connectors (continued)
Item Indicator, Button, or Connector Icon Description