LaCie 12big Rack Network
Operation
User Manual
page 22
3.1. Before You Begin
Before powering up the enclosure please ensure that all the modules
are firmly seated in their correct bays.
3.2. Power On
CAUTION:
Do not operate the subsystem until the ambient tem-
perature is within the specified operating range. If the drives have
been recently installed ensure they have had time to acclimatize be-
fore operating them.
NOTE:
Please refer to
Fig. 14
for details of the Ops Panel LEDs and
related fault conditions.
Follow the procedure below to Power On the enclosure.
1. Apply AC Mains power to the enclosure.
2. The Power Active LED on the Ops Panel should be lit (Green)
when the enclosure power button is pressed (and the disk drive
motors should start).
IMPORTANT INFO:
If mains power is lost for any reason, on res-
toration of power the enclosure will re-start automatically.
3.2.1. Power Supply Unit LEDs
The PSU incorporates a bi-color Red/Green LED.
✦
When the PSU is connected to a mains supply the Green LED
will flash.
✦
When the PSU is switched on the Green LED will be continu-
ously illuminated.
✦
If a fault occurs the Red LED will be continuously illuminated.
✦
The Red LED will flash to signify Over Current, Under Voltage
or Over Voltage Protection conditions.
Power Supply LEDs and switches are shown in
Fig. 14
.
3. Operation
Fig. 14 - Enclosure Rear View showing Switches and
Connections
