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Introduction
Component names
Base Module (LB-DH70A)_Interface side panel
Power button [Í/I]
A
Pressing the button causes the unit to be turned on and its
LED illuminates in green.
≥ When the button is pressed and held for at least 4 seconds
(but less than 10 seconds), the LED will flash fast in green
and the magazine carrier unit will be stored in the Bottom
Module. When it is stored completely, the LED will flash
slowly in green.
≥ Although it is possible to force the unit to turn off by pressing
and holding this button for at least 15 seconds, in normal
circumstances, turn it off by controlling it from the server
connected to the unit to prevent problems such as data loss
and server shutdown. When the unit is forced to turn off, the
magazine carrier unit will not be stored in the Bottom
Module.
≥ The power button is not present on the drawer side panel.
≥ Even if the unit is turned off, a part of its circuitry remain on.
Power connector
B
Provides a +24 V and +12 V DC power supply.
≥ Before disconnecting a DC cable, confirm that LED 5
(POWER) listed in the following field
Nameplate
C
Describes a model number, ratings, serial number, etc.
Control interface port
D
Connect external servers, the Bottom Module, Control Unit,
and Writer Unit with the supplied exclusive use connection
cables.
Drive interface port
E
Serves as a port for data transfer.
There are two ports. (SAS1, SAS2)
Connects to external servers.
≥ SAS interface port (connector: SFF-8644 Mini-SASHD)
F
Indicates the operating state of the unit. (The LEDs are
numbered from left to right.)
` LED 1 (FAN)/LED 2 (CHANGER)/LED 3 (DRIVE)
` LED 4 (INFORMATION)
` LED 5 (POWER)
G
Serves as a hole for air ventilation of the unit during a fan
operation.
≥ The unit is equipped with three fans.
≥ Care should be taken not to block the hole.
H
is off.
F
Use this to pull out the Writer Unit component from the main
unit of the Base Module.
(The Base Module has a Writer Unit component. It can be
removed from the main unit of the Base Module.)
≥ Do not use this part for any purpose other than the above,
6
LED
Running: illuminates in green
Stopped: off
If the operation to store the magazine carrier unit in the
Bottom Module fails when the power button is pressed and
held for at least 4 seconds: illuminates in red
Normal: off
While energized: illuminates in green
While de-energized: off
Fan ventilation hole
Handle
such as lifting this unit by holding this part.
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