Network Instruments GigaStor 114ff - Manual (Page 131)

GigaStor Expandable
Appendix B GigaStor, GigaStor Expandable, and Expansion Unit Cases
131
rev. 1
Figure 91 shows the back of the expansion unit.
Figure 91 Expansion unit rear view
Table 12 Expansion Unit LEDs and Buttons
LED/Button Description
Individual Drive Activity These LEDs blink whenever there is activity on the drive in the RAID array. The
lights are red when there is a problem with the drive, otherwise they are green.
Temperature probe When lit green the unit’s temperature is within normal operating conditions. If it
is red, then the unit is too hot. Works in conjunction with the Alarm button. Even
if the alarm is silenced, this LED will blink until the alarm condition is resolved.
Fan LED When green, the fan is operating as expected. If it is red, there is a problem with
the fan. The removable filter may need to be cleaned. Works in conjunction with
the Alarm button. Even if the alarm is silenced, this LED will blink until the alarm
condition is resolved.
Power LED This LED is lit whenever the unit and motherboard are powered on and running.
Reset Button This button is flush with the case. When pressed, the unit will do a hard restart.
Alarm Button This button is flush with the case. When pressed, it silences the on board alarm.
Alarms may sound with the unit is too hot or the fan has a problem. Even if the
alarm is silenced, this LED will blink until the alarm condition is resolved.
Motherboard Power
Button The motherboard button works only when the power button on the rear of the
GigaStor is on. Press to turn on the expansion unit. If you press and hold this
button for a few seconds, the unit will do a a hard shut down.
A
1 2 3 4
Serial ATA Disk Interface
Power Supply
On/Off