Interfaces
Rev 2.2
68Mellanox Technologies
3.1.6 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 an Onyx (MLNX-OS) based sys
-
tem, 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 section in the Cumulus Linux User Guide.
3.1.7 Status and Port LEDs
See “LEDs” on page 68.
3.2 LEDs
3.2.1 LED Notifications
The system’s LEDs are an important tool for hardware event notification and troubleshooting.
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.
Table 15 - LEDs Symbols
Symbol Name Description
Normal
Conditions
System Status
LED
Shows the health of the system. Green/Flashing
green when boot
-
ing
Fan Status LED
Shows the health of the fans. Green
a
Power supply units
LEDs
Shows the health of the power supply units. Green
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