Fujitsu Eternus DX90 S2 - Components (Rear); Figure 2.26 I;O Module; Table 2.7 Status and Meanings of each LED (I;O Module)

Chapter 2 Components
2.2 Drive Enclosures
ETERNUS DX80 S2/DX90 S2 Disk storage system User’s Guide -Installation-
Copyright 2013 FUJITSU LIMITED P3AM-4832-07ENZ0
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2.2.4 Components (Rear)
This section describes the I/O modules and the power supply units in the rear of the drive enclosure.
■ I/O module
The I/O module is a component that controls how the controller and the drives interact.
Figure 2.26 I/O module
● Part explanation
• DI (OUT) port, DI (IN) port
These ports are connectors for QSFP cables.
• LEDs
The states of LEDs are listed below.
Table 2.7 Status and meanings of each LED (I/O module)
LED name LED status I/O module status
FAULT
(amber)
The I/O module is in error status.
DI (OUT) LINKUP
(green)
The link between the DI (OUT) port and the
destination port has been established.
DI (IN) LINKUP
(green)
The link between the DI (IN) port and the source port
has been established.
DI (OUT) LINKUP LED
DI (OUT) port
DI (IN) LINKUP LED
DI (IN) port
FAULT LED
These are not used.