Juniper Networks EX3200 Benutzerhandbuch
NOTE: If the
AC OK
LED and the
DC OK
LED are unlit, either the AC power cord is
not installed properly or the power supply fuse has failed. If the
AC OK
LED is lit and
the
DC OK
LED is unlit, the AC power supply is not installed properly or the power
supply has an internal failure.
Related Topics
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DC Power Supply LEDs in EX3200 and EX4200 Switches
Table 14: DC Power Supply LEDs in EX3200 and EX4200 Switches
Description
Color
LED Label
Inputs A and B are normal, but there is no output.
Red
LED A
Red
LED B
Inputs A and B are normal; output is normal.
Green
LED A
Green
LED B
Input A has failed because the power supply fuse has failed,
input voltage is low, or there is a loose connection; output is
normal.
input voltage is low, or there is a loose connection; output is
normal.
Flash Red
LED A
Green
LED B
Input B has failed because the power supply fuse has failed,
input voltage is low, or there is a loose connection; output is
normal.
input voltage is low, or there is a loose connection; output is
normal.
Green
LED A
Flash Red
LED B
Both inputs have failed because the power supply fuse has
failed, input voltage is low, or there is a loose connection;
output is normal.
failed, input voltage is low, or there is a loose connection;
output is normal.
Flash Red
LED A
Flash Red
LED B
There is no input; there is no output.
Off
LED A
Off
LED B
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DC Power Supply LEDs in EX3200 and EX4200 Switches
Complete Hardware Guide for EX3200 and EX4200 Ethernet Switches