Related Manuals for Juniper QFX5120-48Y
Summary of Contents for Juniper QFX5120-48Y
- Page 1 UNCLASSIFIED Identification of volatile and non-volatile storage and sanitization of system components JUNIPER NETWORKS QFX5120-48Y REVISION 1.0 Jan 03, 2019...
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Page 2: Table Of Contents
TABLE OF FIGURES Figure 1 QFX5120-48Y Front view................2 Figure 2 QFX5120-48Y PSU FRUs and FAN FRUs ..........3 Figure 3 Top cover screws – Top view ................. 3 Figure 4 Screws on left and right side of the system..........4 Figure 5 Top cover screws on bottom side. -
Page 3: Introduction
NV storage components. It does not address destruction procedures for those components. As all of the NV storage components used in the QFX5120-48Y are commercial off-the-shelf (COTS) components, directions for destruction of those components are left to the governing Department, Agency, or Office. -
Page 4: Description Of Field Replaceable Units (Fru)
3.2 Disassembly of the QFX5120-48Y Chassis and Identification of NV storage QFX5120-48Y does contain NV storages that is replaceable as well as it is soldered to the system board. In order to access the memory for removal, refer to the following steps:... -
Page 5: Figure 2 Qfx5120-48Y Psu Frus And Fan Frus
Unfasten the captive screws for each fan FRU and pull out the Fan FRU out of the chassis. Figure 2 QFX5120-48Y PSU FRUs and FAN FRUs iv. Remove twelve screws from the top of the system and 6 + 6 screws on left &... -
Page 6: Figure 4 Screws On Left And Right Side Of The System
UNCLASSIFIED 10/27/2021 Front panel screw Top cover screws Front panel screws Top cover screws Figure 4 Screws on left and right side of the system Top cover screws on Bottom side CPU Board Heatsink support plate attachment. These screws need not to be removed unless CPU board required to be removed from system. -
Page 7: Figure 6 Slide & Lift The Top Cover
UNCLASSIFIED 10/27/2021 v. Gently slide top cover towards fan side then lift to remove the Top cover as show in Figure 6 1. Slide top cover 2. Lift top cover Figure 6 Slide & lift the top Cover vi. Removing Main board. a. -
Page 8: Figure 7 Locating And Removing Main Board
UNCLASSIFIED 10/27/2021 FANs PSUs CPU Board Main Board 5mm Hex standoff MAC Heatsink screws Main board screws Hold front panel cover on both hands and pull outward to remove front panel Figure 7 Locating and removing main board e. Heat sink support plate on bottom side of main board. Unfasten the MAC heat sink screws (4x) to remove heat sink support plate. -
Page 9: Figure 8 Locating Main Board Heatsink Support Plate
UNCLASSIFIED 10/27/2021 Mainboard Heatsink support Backplate Figure 8 Locating main board heatsink support plate Figure 9 Main board heatsink support plate removed UNCLASSIFIED... -
Page 10: Figure 10 Main Board Spi Device For Cpld And Fpga
UNCLASSIFIED 10/27/2021 vii. Non-volatile memory on main board. QFX5120-48Y mainboard non-volatile devices shall not store any user or configuration data. The location indication are for reference. a. Locate SPI Flash device for PowerCPLD and FPGA on main board Figure 10 Main board SPI device for CPLD and FPGA b. -
Page 11: Figure 12 Main Board Qspi Device
UNCLASSIFIED 10/27/2021 c. MAC QSPI flash located in bottom side of Main board. Heatsink support plate needs to be removed for accessing the component. Figure 12 Main board QSPI device UNCLASSIFIED... -
Page 12: Figure 13 Cpu Board Volatile And Non-Volatile Memory Devices
UNCLASSIFIED 10/27/2021 viii. CPU Board Volatile and Non -Volatile components. A. Volatile device: a. DDR Modules b. Real time clock module – Battery B. Non-volatile device: a. SATA SSD – store user and system configurations b. BIOS Flash c. Management port EEPROM d. -
Page 13: Figure 14 M.2 Sata Ssd Device On Cpu Board
UNCLASSIFIED 10/27/2021 Non-Volatile memory on CPU Board: a. Locate M.2 SATA SSD device that store the user and config data. Mainboard should be removed from system to access SATA SSD device. Note: Remove the screw and unplug the SATA Flash Modules from its socket. -
Page 14: Figure 15 Bios Devices On Cpu Board
UNCLASSIFIED 10/27/2021 Figure 15 BIOS devices on CPU Board. c. Locate Management port EEPROM device on CPU board. Figure 16 Management EEPROM on CPU Board. d. Locate CPLD SPI Flash and CPU board IDEEPROM. These devices shall not store any user configuration data. UNCLASSIFIED... -
Page 15: Remove Non-Volatile Components From The System Board
Remove the screw and unplug the M.2 SATA SSD module from its socket. (Figure 14) Note: Before removal, ensure J-TAC and the appropriate account team has been notified of your intentions. 3.4 Follow the assembly procedure in reverse order to assemble the QFX5120-48Y Chassis. UNCLASSIFIED...