Table 7: Chassis Status LEDs on a QFX3500 Device
DescriptionStateColorName
The device is powered on.On steadilyGreenPower
A temperature or voltage error has been detected, and the device has shut down.
Power off the QFX3500 device by setting the AC power source outlet to the OFF
(O) position, or unplugging the AC power cords. Correct any site temperature issues,
and allow the device to cool down. Power on the QFX3500 device and monitor
the power supply and fan LEDs to help determine where the error is occurring. If
the amber Power LED begins blinking again, power off the QFX3500 device and
contact customer support. See “Contacting Customer Support to Obtain a Return
Materials Authorization for a QFX Series Device or Component” on page 151.
BlinkingAmber
Junos OS has been loaded on the device.On steadilyGreenStatus
The beacon feature has been enabled on the device using the request chassis
beacon command.
Intermittent
blinking
A software error has occurred. Power off the QFX3500 device by setting the AC
power source outlet to the OFF (O) position, or unplugging the AC power cords.
Power ontheQFX3500 deviceand monitor the management board LEDs to ensure
that Junos OS boots properly.
BlinkingAmber
The fan modules on the management board are operating normally.On steadilyGreenFan
An error hasbeen detected in the fan modules installed on the management board.
Replace the management board as soon as possible. You must power off the
QFX3500 device before replacing the management board. See “Removing a
Management Board from a QFX3500 Device” on page 130.
BlinkingAmber
Related
Documentation
Front Panel of a QFX3500 Device on page 19•
• Chassis Alarm Messages on a QFX3500 Device on page 156
Management Board for a QFX3500 Device
The management board for a QFX3500 device (see Figure 11 on page 25) is a
field-replaceable unit (FRU) that you install on the front panel.
CAUTION: You must power off the QFX3500 device before replacing the
management board.
Figure 11 on page 25 shows the management board.
Copyright © 2017, Juniper Networks, Inc.24
QFX3500 Device Hardware Documentation
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