DM4270 – Installation Guide
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3.4 E
QUIPMENT STATUS
The DM4270 Switch has two statuses indicating LEDs in the front panel, the LED
ALARM/FAIL located in the Mainboard and the LED PWR located in each PSU. The table
below describes the behavior of the status LEDs of the equipment.
PSU 400 DC
LED PWR
PSU 400 AC
LED
ALARM/FAIL
When the power is connected to the equipment, this LED will turn
red for a short time, and then will turn off.
FAN knurled nuts
FAN handle
PSU 400 AC handle
PSU 2 SLOT
PSU 400 AC status LED
PSU 400 AC insertion and removal latch
PSU 400 AC power input
PSU 400 DC handle
PSU 1 SLOT
PSU 400 DC Knurled nut
PSU 400 DC power input
PSU 400 DC status LED
Table 2 –DM4270 48XS+6CX Interface Description
L
EDS
ON GREEN: Indicates that the power supply is running and that
the equipment is powered or on standby ready to take over the
load.
OFF: Power supply with problems or not powered.
ON GREEN: Indicates that the power supply is running and the
equipment is powered or on standby ready to take over the
load.
ON AMBER: Indicates that the power supply is powered, but is
disconnected from the HW or on standby.
OFF: Power supply with problems or not powered.
OFF: Equipment operating normally, without detected failures
or alarms.
ON RED: Indicates that the equipment is in a state of internal
failure.
ON BLINKING RED (slow): Indicates that the equipment is in a
lower gravity alarm state.
ON BLINKING RED (fast): Indicates that the equipment is in a
lower gravity alarm state.
Table 3 - Status LED behavior
204.4331.03 - October/2019
Hardware DESCRIPTION
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