Chapter 3: Basic System Operations
Powering On All StorNext M660 System Components
50
StorNext M660 Metadata Appliance Hardware Guide
Powering On All StorNext M660 System Components
Figure 25
on page 52 illustrates the location of the power switches, and
the specific order to follow when powering on the StorNext M660
system components.
Note:
Before continuing, verify that all power switches on every
component are in the
OFF
position.
1
Turn on both power switches on the back of the Expansion Unit, if
used. Call out number 1 in
Figure 25
on page 52 shows the location
of the power switch of the power supply for both Expansion Unit
power supplies.
Note:
Before powering up the Metadata Array, make sure that
the Expansion Unit drive LEDs are all green, and the seven-
segment display on both Expansion Unit controllers
indicates “0”. This indicates that the Expansion Unit array is
ready for I/O. This process takes approximately one to two
minutes. The system is then ready for powering up the
Metadata Array.
2
Turn on both power switches on the back of the Metadata Array
Callout number 2 in
Figure 25
on page 52 shows the location of the
power switch for both Metadata Array power supplies.
Note:
Before powering up the MDC Nodes, make sure that the
Metadata Array drive LEDs are all green, and the seven-
segment LCD displays on both controllers of the Metadata
Array indicate “85”. This indicates that the Metadata Array
is ready for I/O. The system is then ready for powering up
the MDC Nodes.
