List of Figures
Part 1 Overview
Chapter 1 System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Figure 1: QFX3500 Device Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 2: QFX3500 Device Rear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 3: SFP+ Access Port Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 4: QSFP+ Uplink Port Locations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Chapter 2 Chassis Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 5: QFX3500 Device Front Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 6: QFX3500 Device Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 7: QFX3500 Device Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 8: LEDs on the SFP+ Access Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 9: LEDs on the QSFP+ Uplink Ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 10: Chassis Status LEDs on a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . 23
Figure 11: Management Board for a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 12: Management Port LEDs on a QFX3500 Device . . . . . . . . . . . . . . . . . . . 27
Chapter 3 Cooling System and Airflow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 13: Fan Tray for a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 14: Management Board for a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . 29
Figure 15: FRU-to-Port Airflow Through the QFX3500 Chassis . . . . . . . . . . . . . . . 30
Figure 16: Port-to-FRU Airflow Through the QFX3500 Chassis . . . . . . . . . . . . . . . 31
Figure 17: Label Identifying Airflow Direction on Power Supply Handle . . . . . . . . . 31
Figure 18: Fan Tray LED in a QFX3500 Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Chapter 4 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Figure 19: AC Power Supply in QFX3500, QFX3600, or QFX3600-I Devices . . . . 35
Figure 20: An Arrow Icon and AFI Label Identifying Airflow Direction on Power
Supply Handle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 21: A Fan Icon Identifying Airflow Direction on Power Supply Handle . . . . . 36
Figure 22: DC Power Supply for a QFX3500, QFX3600, or QFX3600-I Device . . . 37
Figure 23: DC Power Supply Faceplate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Figure 24: Label Identifying Airflow Direction on Power Supply Handle . . . . . . . . 39
Figure 25: AC Power Supply LEDs on a QFX3500, QFX3600, or QFX3600-I
Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 26: DC Power Supply Faceplate on a QFX3500, QFX3600, or QFX3600-I
Device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Part 2 Site Planning, Preparation, and Specifications
Chapter 5 Preparation Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
ixCopyright © 2017, Juniper Networks, Inc.
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