20
Appearance of System
Front
view
Item
Icon
Component Descr
i
ption
1
USB 2.0 Ports
Connects
to
USB
devices.
2
HDD activity indicator
Indicates the status of a system hard drive.
3
Power indicator
Indicates the system power status.
4
LAN1 activity indicator Indicates the system network 1 connection status.
5
LAN2 activity indicator Indicates the system network 2 connection status.
6
System ID indicator System ID indicator.
7
System / ID/ fault indicator Unit identification (ID) switch/indicator and indicates
the status of the system.
8
System ID button
System identification button.
9
System Power button The main power button.
10
Optical drive bay
11
Hot-plug HDD activity
indicator
Indicates the status of a system hard drive.
12 Hot plug HDD status indicator
13
3.5-inch hard disk drive (HDD