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Juniper EX4100-F- 24P/T User Manual

Juniper EX4100-F- 24P/T
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Letter of Volatility
Letter of Volatility
IDENTIFICATION OF VOLATILE
AND NON-VOLATILE STORAGE
AND
SANITIZATION OF SYSTEM
COMPONENTS
JUNIPER NETWORKS
EX4100-F- 24P/T
REVISION 1.0
December 27, 2022
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Juniper EX4100-F- 24P/T Specifications

General IconGeneral
Redundant Power SupplyOptional
Ports24 x 1GbE PoE+, 4 x 10GbE SFP+
Power SupplyInternal
PoEPoE+
ManagementJuniper Mist Cloud, CLI
Operating Temperature0°C to 45°C
Input Voltage100-240V AC
Operating Humidity5% to 90% non-condensing

Summary

Introduction

Purpose of Document

Document describes how to identify and remove NV storage from the EX4100-F-24P/T platform.

Document Scope

Document applies only to the EX4100-F-24P/T platform and identifies NV storage components.

Equipment Overview

Chassis Identification

Details the Juniper Networks EX4100-F-24P/T Ethernet Switches and their port configurations.

Field Replaceable Units (FRU)

Explains hot-swappable components like power supply and transceivers.

Volatile and Non-Volatile Memories

Main Board NV Storage

Lists non-volatile devices on the main board, including eUSB and IDEEPROM.

Main Board Volatile Memory

Lists volatile memory components on the main board, such as DDR memory and RTC battery.

System Power Down and Memory Removal

Power Down and Memory Device Removal Steps

Outlines steps to clear volatile storage and remove memory components.

Disassembly and NV Storage Identification

Provides steps to disassemble the chassis and identify NV storage components.

Locate Volatile On Board Memory and System CPLD

Identifies volatile memory (DDR4) and System CPLD (U33) on the main board.

Locate NV Storage and RTC Battery

Identifies non-volatile storage (eUSB) and the RTC battery (BA1).

Locate System Main Board ID EEPROM

Identifies the system EEPROM (U21) on the main board.

Locate Uboot SPI FLASH and Golden CPLD FW

Identifies Uboot SPI FLASH (U136, U137) and Golden CPLD FW (U192).

Assembly Procedure

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