User's Guide

Chapter 2 Basic Operations
DX-Series Storage Array Operations
Quantum DX-Series User’s Guide 25
Control Module LEDs 2 The control module LEDs are located in the back of the storage array in
the upper left and upper right portion of the storage array. (see
figure 14).
The control modules provide Fibre Channel ports for host connections.
Figure 14 Control Module
Locations
The LEDs located on the control module are described in table 5.
A: CH0 Link
- Green
On Channel 0 link is established.
Off Channel 0 link is not established
or is cut off.
B: CH1 Link
- Green
On Channel 1 link is established.
Off Channel 1 link is not established
or is cut off.
C: EXP Link
Green
On Expansion port link is
established.
Off Expansion port link is not
established or is cut off.
LED On/Flash/Off Description