Figure 3. Front-Panel Features And Indicators—3.5 Inch Hard Disk Drive Chassis
Table 3. Front panel — features and indicators
Item Indicator, Button, or Connector
Description
1
USB connectors (2)
Allows a keyboard and mouse to be connected to the system.
2
LCD panel
Provides system information and status, and error messages to indicate when the
system is operating correctly or when the system needs attention.
3
LCD menu scroll buttons (4)
Moves the cursor in one-step increments.
4
Selection ("check") button
Selects and saves an item on the LCD screen and moves to the next screen.
5
Enclosure power-on indicator, power
button
The power-on indicator glows when the enclosure power is on. The power button
controls the PSU output to the system.
6
Hard disk drives (HDD)
2.5 inch hard drive
enclosure
Up to twenty-five 2.5 inch hot-swappable hard disk drives.
3.5 inch hard drive
enclosure
Up to twelve 3.5 inch hot-swappable hard disk drives.
7
Information tag
A slide-out label panel which allows you to record system information such as Service
Tag, NIC, MAC address, the system's electrical rating, and Worldwide Regulatory
Agency marks.
8
Optical drive (optional)
One optional SATA DVD-ROM drive or DVD+/-RW drive.
9
Vents
Vents for the temperature sensor.
NOTE: To make sure about proper cooling, verify that the vents are not
blocked.
10
Video connector
Allows a monitor to be connected to the system.
18