ESS Series
User’s Manual
79
Figure 5-12
SN
Name
Function
①
Power on-off button
Press it to boot up the device.
Press it for 5 seconds to shut down the device.
②
HDD Indicator Light
When system HDD is reading or writing, the blue light becomes flash.
③
Alarm Indicator Light The red light is flashing when there is an alarm or abnormal situation.
④
Network
Indicator
Light
The blue light is flashing when the network connection is OK.
5.6.2 Rear Panel
The ESS3124D-JR rear panel is shown as In Figure 5-13.
Figure 5-13
You can refer to the following sheet for detailed information of the rear panel.
SN
Port
Function
1
Fan
It is for case ventilation.
2
Power port
Connect to AC power supplying source.
3
Main control module
It is about all kinds of ports and indictor light
introduction. Please refer to the following sheet.
You can refer to the following sheet for detailed information of main control module.
Port/Indicator
Light
Function
IN port indicator
light
The Link light is on when the IN port has connected to the host or the upper-
level disk array enclosure.
The Access light is on when the host is accessing the HDD of the disk array
enclosure.
IN port
Connect IN port to the host (such as ESS5024D) or the OUT port of the upper-
level disk array enclosure. Access the HDD of the disk array enclosure via the
IN port.
COM
Access system via COM. It is mainly for device debug.
