Specifications

2-5
Overview
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5
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A
2.2.3 HDD LEDs
The HDD LEDs show the statuses (activities) of the hard disks of the
hard disk array. They can be seen only when they are flashing because
they are located behind the white strip and thus not visible when off.
4U Chassis
The following figure shows the arrangement of the LEDs on the front
panel of the 4U chassis:
Figure 2-3: HDD LEDs on 4U chassis
Each LED represents a hard disk of the array:
5, 6 USB ports The USB connectors (universal serial bus) at the
front offer you the possibility to connect other
devices such as memory sticks easily.
7 power The power switch turns the system on or off.
The respective state of the system will be indi-
cated by the DVS logo in the middle of the face-
plate (see section “Faceplate” on page 2-7).
8 reset Resets your system and initiates a warm reboot.
Use a thin, pointed object to press this button.
Save your data before resetting the
system. Otherwise data may be lost.
9 mute In case of a hardware malfunction a system
alarm turns on. By pressing this button the
alarm buzzer can be switched mute. Use a thin,
pointed object to press this button.
Some alarms (e.g. the one in case of a
hard disk failure) are independent of
the system alarm and cannot be
switched mute with the mute button.
No. Item Explanation
4U chassis: