Juniper QFX Series - Viewing QFX3008-I System Information; Chassis Status LEDs on a QFX3008-I Interconnect Device

CHAPTER 27
Replacing QFX3500 Components
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Installing and Removing QFX3500 Device Hardware Components on page 361
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Installing a Power Supply in a QFX3500 Device on page 362
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Removing a Power Supply from a QFX3500 Device on page 364
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Installing a Fan Tray in a QFX3500 Device on page 365
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Removing a Fan Tray from a QFX3500 Device on page 367
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Installing a Management Board in a QFX3500 Device on page 368
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Removing a Management Board from a QFX3500 Device on page 369
Installing and Removing QFX3500 Device Hardware Components
The QFX3500 device chassis is a rigid sheet-metal structure that houses the hardware
components. The field-replaceable units (FRUs) in QFX3500 devices are:
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Power supply
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Fan tray
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Management board
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SFP transceiver
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SFP+ transceiver
•
QSFP+ transceiver
All of the QFX3500 device FRUs except the management board are hot-insertable and
hot-removable: you can remove and replace them without powering off the device or
disrupting device functions. You must power off the QFX3500 device before replacing
the management board.
CAUTION: Replace a failed power supply with a blank panel or new power
supply within 1 minute of removal to prevent chassis overheating. Replace a
failed fan tray with a new fan tray within 1 minute of removal to prevent
chassis overheating.
To install a power supply in a QFX3500 device, follow the instructions in “Installing a
Power Supply in a QFX3500 Device” on page 362. To remove a power supply from a
361Copyright © 2012, Juniper Networks, Inc.