Hitachi GR4000 Series, Installation Manual

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GR4000 Installation Guide Version 1.00 - Preliminary
40
520-10-014-20X
1.4.3 BCU-RL8ME
This is the basic control module for GR4000
-
320E (AC). The BCU
-
RL8ME has the
following hardware specification:
ƒ
Memory card slot: 2 slots
ƒ
Memory slot: 4 slots
（
Standard
：
256MB×1 Max.
：
256MB×4
）
ƒ
AUX port: 1 port
ƒ
CONSOLE port: 1 port
ƒ
CONSOLE
（
10BASE
-
T
／
100BASE
-
TX
）
port
:
1 port
(1) Outer Appearance
As for the LED, see Table 1.4-3.
Figure 1.4-4 Front View of BCU-RL8ME
(2) Connector
As for the cables to be connected to each connector, refer to the Chapter 3.
(3) LED (Light Emitting Diode) and Switches
Table 1.4-3 LED Indications and Switches on the BCU-RL8ME Front Panel
Name Type or color Role Action Status
LAMP TEST Switch Lamp test
Lamp test switch
（
non-lock
）（
Note 1
）
RESET Switch Manual reset of a
device
Reset switch
（
non-lock
）
BCU
ALTERNATE Switch Switching of a
system
Switch for the system switching
（
non-lock
）
EMA
SUPPRESS
LED ： Yellow
Shows the action
status related to the
system switching.
ON: System switching is restrained. ( including the
case in which a single BCU is used
)
OFF
:
Normal condition
（
System switching occurs.
）
ACTIVE
LED
：
Green
Shows the action
status related to the
redundant system
of BCU.
ON
:
BCU is operated using the active system.
OFF: BCU is operated using the standby system.
POWER
LED ： Green
Shows the
condition of power
input.
ON : Power output in BCU is normal.
OFF
:
Power output in BCU is abnormal, or BCU is
powered off.
READY
LED
：
Green
Shows the action
status of a device.
ON
:
Operation is possible.
OFF: A failure was found in BCU , or BCU is being
initialized.
Memory card
slot 0
CONSOLE port
CONSOLE(10BASE
-
T
／
100BASE
-
TX) port
LED LED 7SEG LED Switch
AUX port
Memory card
slot 1
LED