GS4000 Installation Guide Revision 4.00
520-10-026-30X
1-43
1.4.3 BCU-SL8ME
This is the Basic Control Unit for GS4000-320E(AC) and GS4000-320E(DC). The BCU-RL8ME
has the following hardware specification.
•
Memory card slots: 2 slots
•
Memory slots: 4 slots (Standard: 256 MB x 1 Max.: 256 MB x 4)
•
AUX port: 1 port
•
CONSOLE port: 1 port
•
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-SL8ME
(2) Connector
As for the cables to be connected to each connector, refer to the chapter 3.
(3) LEDs (Light Emitting Diode) and Switches
Table 1.4-3 LED Indications and Switches on the BCU-SL8ME 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
(Note 2)
Reset switch
（
non-lock
）
BCU
ALTERNATE
Switch
Switching of a system
(Note 2)
Switch for the system switching
（
non-lock
）
(Note 3)
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.
ERROR
LED
：
Yellow
Shows a partial error in a
device.
ON
：
A partial error was found in a device.
ALARM LED
：
Red
Shows the problem
affecting the entire body
of a device.
ON
：
The problem affecting the entire body of a device
happened.
POST
LED
：
Green
Shows the condition of
STATUS CODE.
ON
：
STATUS CODE (7SEG) is showing the initial
diagnosis code of BCU.
OFF
：
STATUS CODE (7SEG) is showing FAULT CODE.
CONSOLE Port
CONSOLE
(10BASE-T/100BASE-TX) Port
LEDs
LEDs
7 SEG
LEDs
Switch
AUX Port
Memory Card
Slot 1
LEDs
Memory Card
Slot 0
