Dc Power Supply In An Ex6200 Switch - Juniper EX6210 Complete Hardware Manual

Table 29: Power Supply LEDs (continued)
LED
OUTPUT OK
FAIL
Related
Documentation

DC Power Supply in an EX6200 Switch

Copyright © 2014, Juniper Networks, Inc.
State
Unlit
Green
Unlit
Red
NOTE: If the
INPUT OK
cord is not installed properly or the power supply has failed.
If the
INPUT OK
supply is not installed properly or the power supply has an internal failure.
If the FAIL LED is lit, the power supply has failed and must be replaced.
Connecting AC Power to an EX6200 Switch on page 177
EX6200 switches can use either AC or DC power supplies. This topic describes the DC
power supplies in EX6200 switches.
CAUTION: Mixing different types of power supplies (AC and DC) in the same
chassis is not supported.
The DC power supplies in EX6200 switches are hot-removable and hot-insertable
field-replaceable units (FRUs).
You can install up to four DC power supplies in an EX6200 switch. Power supplies are
installed at the bottom of the chassis in slots labeled
See "Slot Numbering for an EX6210 Switch" on page
from the front of the chassis.
NOTE: Grounding is required for DC-powered systems.
Description
Power supply is not supplying DC power correctly.
Steadily lit—DC power output is within normal
operating range.
Blinking—Power supply is not supplying DC power
correctly.
Power supply is functioning normally.
On steadily—Power supply has failed.
LED and the
OUTPUT OK
LED is lit and the
OUTPUT OK
PSU 0
12. All power supplies are accessible
Chapter 2: Component Descriptions
LED are unlit, the AC power
LED is unlit, the AC power
through (left to right).
PSU 3
49