Juniper EX4100-48P/T Quick Start Manual
Juniper EX4100-48P/T Quick Start Manual

Juniper EX4100-48P/T Quick Start Manual

Identification of volatile and non-volatile storage and sanitization of system components

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Letter of Volatility
IDENTIFICATION OF VOLATILE
AND NON-VOLATILE STORAGE
AND
SANITIZATION OF SYSTEM
COMPONENTS
JUNIPER NETWORKS
EX4100-48P/T
REVISION 1.0
December 27, 2022
Letter of Volatility

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Summary of Contents for Juniper EX4100-48P/T

  • Page 1 Letter of Volatility IDENTIFICATION OF VOLATILE AND NON-VOLATILE STORAGE SANITIZATION OF SYSTEM COMPONENTS JUNIPER NETWORKS EX4100-48P/T REVISION 1.0 December 27, 2022 Letter of Volatility...
  • Page 2: Table Of Contents

    VOLATILE AND NON-VOLATILE MEMORIES ........2 3.1 Power Down and Removal of memory devices .......... 3 System Power Down ................3 Disassembly of the EX4100-48P/T Chassis and Identification of NV storage ......................3 5 Follow the assembly procedure in reverse order to assemble the EX4100-48P/T Chassis.
  • Page 3: Introduction

    In datacenters, EX4100-48P/T switches can be positioned as top-of-rack switches; the top devices in a rack to provide connectivity for all the devices in the rack. Juniper Networks SRX Series Ethernet Switches run Junos OS, which provides Layer2 and Layer3 switching, routing, and security services.
  • Page 4: Description Of Field Replaceable Units (Fru)

    Letter of Volatility EX4100-48P/T 1/4/2023 Figure 2-1: EX4100-48P/T 2.2 Description of Field Replaceable Units (FRU) The power supply and transceivers are hot-swappable. You can remove and replace them without powering off the system or disrupting system functions. None of these components contain NV RAM. All NV RAM is either soldered or installed onto the system board.
  • Page 5: Power Down And Removal Of Memory Devices

    4.1 Disassembly of the EX4100-48P/T Chassis and Identification of NV storage The EX4100-48P/T does contain NV storages that is replaceable as well as it is soldered to the system board. To access the memory for removal, refer to the following steps: 1.
  • Page 6: Figure 4 2: Top Cover Screws

    Letter of Volatility EX4100-48P/T 1/4/2023 3. Remove thirteen screws on top side (figure 4-2) Figure 4-2: Top cover screws (Figure 4-3) Slide and lift to remove the Top cover. UNCLASSIFIED...
  • Page 7: Figure 4 3: Side Screws Of Top Cover

    Letter of Volatility EX4100-48P/T 1/4/2023 Figure 4-4: Side screws of Top Cover 4. Locate Volatile On Board memory (U14), and System CPLD (U33)on Main Board (figure 4-5) Figure 4-5: Locate On Board Memory and System CPLD UNCLASSIFIED...
  • Page 8: Figure 4 6: Locate Nv Storage (Eusb)

    Letter of Volatility EX4100-48P/T 1/4/2023 5.Locate NON-Volatile storage on Main Board and RTC Battery (figure 4-6). Figure 4-6: Locate NV storage (eUSB & RTC Battery) 5. System Main Board ID EEPROM Top side (figure 4-7). Figure 4-7: Locate NIC System Mainboard EEPROM...
  • Page 9: Follow The Assembly Procedure In Reverse Order To Assemble The Ex4100-48P/T Chassis

    Letter of Volatility EX4100-48P/T 1/4/2023 6. Locate Uboot SPI FLASH (Bottom side) and Golden CPLD FW (Bottom Side ) from the Main Board Top Side (figure 4-8). Figure 4.8: CPU-CPLD and Uboot SPI Flash NOTE : Before removal, ensure J-TAC and the appropriate account team has been notified of your intentions.

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