Installation Guide
Table Of Contents
- ExtremeSwitching VDX 6940 Hardware Installation Guide
- Preface
- About This Document
- Device Overview
- Preparing for Installation
- Mounting the device
- Mounting options
- Mounting precautions
- Standalone installation
- Installing the Universal Four-Post Rack Kit (XBR-R000296)
- Installing the Universal Two-Post Rack Kit (XBR-R000294)
- Initial Configuration
- Operation
- Removal and Replacement Procedures
- Before beginning replacement
- ESD precautions
- VDX 6940-36Q FRU replacement
- VDX 6940-144S FRU replacement
- QSFP transceiver removal and replacement
- SFP transceiver removal and replacement
- ExtremeSwitching VDX 6940 Technical Specifications
- System specifications
- Ethernet
- LEDs
- Other
- Weight and physical dimensions
- Environmental requirements
- Power supply specifications (per PSU)
- Power consumption (typical configuration)
- Power consumption (idle configuration)
- Power consumption (maximum configuration)
- Data port specifications (Ethernet)
- Serial port specifications (pinout RJ-45)
- Serial port specifications (protocol)
- Memory specifications
- Regulatory compliance (EMC)
- Regulatory compliance (safety)
- Regulatory compliance (environmental)
- Regulatory Statements
- Cautions and Danger Notices
10. Refer to Connecting a power cord to a 1100W DC power supply on page 62 for more information and precautions on
connecting DC power.
The equipment installation must meet NEC/CEC code requirements. Consult local authorities for regulations.
Determining the need to replace a fan assembly
Use one of the following methods to determine the status of the fan assemblies:
• Check the fan status LED on the face of the fan. Refer to "Interpreting LED activity" for details on LED normal operation and
error conditions.
• Enter one of the following commands in the command line interface to display the fan status:
– show chassis
– show environment fan
Time and items required to replace a fan assembly
Replacing a fan assembly should take less than two minutes.
You need the following items to replace a fan assembly:
• A new fan assembly (must have the same part number and the same
airow label as the fan being replaced)
• A #1 Phillips screwdriver
Replacing a fan assembly
Complete the following steps to replace a fan assembly.
1. Using the Phillips screwdriver, fully unscrew the captive screw on the fan assembly.
2. Pull on screw, and then push the screw body left with your thumb to unlock latch mechanism while holding the handle with your
index nger (refer to following illustration).
VDX 6940-144S FRU replacement
ExtremeSwitching VDX 6940 Hardware Installation Guide
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