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 | The motherboard button works only when the power button on the rear of the |
Button | 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. |
Figure 91 shows the back of the expansion unit.
Figure 91 Expansion unit rear view
Serial ATA Disk Interface | |||
A 1 | 2 | 3 | 4 |
Power Supply
On/Off
| GigaStor Expandable |
rev. 1 | Appendix B GigaStor, GigaStor Expandable, and Expansion Unit Cases |
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