A. Component Names
Frontend Enclosures (ETERNUS DX900 S5)
■
Power Supply Units
The power supply unit transforms input AC power from a power socket to DC power and supplies power to each
component.
Four units are installed in a frontend enclosure.
Figure 31
Power Supply Unit (Frontend Enclosure)
POWER LED
FAULT LED
1
1
Inlet
This inlet is used to connect a power cord.
The states of LEDs are listed below.
Table 15
Status and Meaning of Each LED (Power Supply Unit)
LED name
POWER
FAULT
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Frontend Routers (FRT)
A route switch used for connecting between controllers. Four units are installed in a frontend enclosure.
An FRT connects to a maximum of eight controllers.
Figure 32
Frontend Routers
1
#0
#1
#0
#1
1
1
CM ports (CM#0, CM#1)
This port is used to connect SVCs and CMs.
LED status
(green)
(amber)
#2
#3
CM#1
CM#0
#2
#3
Meaning
AC power is supplied to the power supply unit.
The power supply unit is in error status.
211
Configuration Guide (Basic)