Table 26: Power Supply Leds On Ex8200 Switches - Juniper EX8208 Complete Hardware Manual

Complete Hardware Guide for EX8208 Ethernet Switches

Table 26: Power Supply LEDs on EX8200 Switches

LED
INPUT OK
OUTPUT OK
FAIL
Related
Documentation
48
State
Unlit
Green
Yellow
NOTE: This LED state
applies only to 2000 W AC
power supplies.
Unlit
Green
Yellow
Unlit
Yellow
NOTE: If the
INPUT OK
cord is not installed properly or the power supply has failed.
If the INPUT OK LED is lit and the
supply is not installed properly or the power supply has an internal failure.
If the LED is lit, the power supply has failed and must be replaced. If the
FAIL
FAIL LED is blinking, add a power supply to balance the power demand and
supply.
AC Power Specifications for EX8200 Switches on page 103
Power Requirements for EX8208 Switch Components on page 105
Power Requirements for EX8216 Switch Components
AC Power Cord Specifications for an EX8200 Switch on page 106
Description
Indicates one of the following:
Power supply is disconnected from AC power feed.
AC power input voltage is not within normal
operating range.
No AC power input.
AC power input is high-voltage line (200–240 VAC).
AC power input is low-voltage line (100–120 VAC).
Indicates one of the following:
DC output voltage is not within normal operating
range.
Power supply is not supplying DC power correctly.
DC power output is within normal operating range.
Power supply has been disabled internally by the
system.
Power supply is functioning normally.
On steadily—Power supply has failed.
Blinking—Demand for output power exceeds the
supply.
LED and the LED are unlit, the AC power
OUTPUT OK
OUTPUT OK LED is unlit, the AC power
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