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Mellanox Technologies
4.5 USB
The USB interface is USB 2.0 (mini USB in SN2100) compliant (USB 1.0 is not supported) and can be used by Mellanox Onyx
(MLNX-OS) software to connect to an external disk for software upgrade or file management. The connector comes in a standard
USB shape.
To view the full matrix of the USB configuration options, refer to
Management Interfaces, PSUs and Fans
.
4.6 Reset Button
The reset button is located on the rear side of the system next to the fan status LEDs in SN2700 and SN2410, and on the front side in
SN2740 and SN2100/SN2010. This reset button requires a tool to be pressed.
To reset the system and the CPU of its management board, push the reset button and keep it pressed for up to 15 seconds.
To reset the system, the CPU of its management board, and the “admin” password, push the reset button and keep it pressed for at
least 15 seconds. When using a Mellanox Onyx (MLNX-OS) based system, this should allow you to enter without a password and set
a new password for the user “admin”.
For Cumulus Linux password reset instructions, please refer to the
Single User Mode - Boot Recovery
.
4.7 Status and Port LEDs
See
.
4.8 LED Notifications
The system’s LEDs are an important tool for hardware event notification and troubleshooting.
LEDs Symbols
Symbol
Name
Description
Normal Conditions
Shows the health of the system.
Green/Flashing green when
booting
In the SN2100/SN2010 systems there is only one MGT port.
Make sure you use only FCC compliant Ethernet cables.
Do not use excessive force when inserting or extracting the USB disk to and from the connector.
Do not use a sharp pointed object such as a needle or a push pin for pressing the reset button. Use a flat object to push the
reset button.
