Components (Rear)
This section describes the I/O modules and the power supply units in the rear of the drive enclosure.
■
I/O Modules
The I/O module is a component that controls how the controller and the drives interact.
Figure 22 shows the I/O module. Table 9
shows the status and meanings of each LED.
Figure 22 I/O Module (Drive Enclosure)
1. DI (IN) port
This port is used to connect between enclosures.
2. DI (IN) LINK LED
3. DI (IN) FAULT LED
4. DI (OUT) port
This item is not used.
5. READY LED
6. IDENTIFY LED
7. FAULT LED
The LEDs turn on or blink to indicate the statuses that are listed below.
Table 9 Status and Meanings of Each LED (I/O Module)
LED name LED status Meaning
DI (IN) LINK
(green)
The link between the DI (IN) port and the source port has been
established.
DI (IN) FAULT
(amber)
The link between the DI (IN) port and the source port is in error
status.
(blinks amber)
The ports to connect the cables are indicated. This occurs while a
drive enclosure is being added.
READY
(green)
The I/O module is in normal status.
IDENTIFY
(blinks blue)
The installation location of the I/O module is identified according
to the instruction that is issued from ETERNUS Web GUI or ETER-
NUS CLI.
FAULT
(amber)
The I/O module is in error status.
1. Component Names and LED Names
Drive Enclosures
25
FUJITSU Storage ETERNUS AF250 S2, ETERNUS AF250 All-Flash Arrays
Operation Guide (Basic)
Copyright 2019 FUJITSU LIMITED
P3AG-1842-06ENZ0
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