4036/2036 Switch Led Indicators; Table 14: 4036/2036 Switch Led Indications - Mellanox Technologies Grid Director 4036 Installation Manual


SM - Indicates the subnet management functionality: on for active mode, blinking for
standby mode.

PS/FAN - Lights solid green, indicating that the 4036/2036 switch is properly powered
and the fan unit is functioning adequately.
6. If any of these conditions is not met, refer to
isolate and, if possible, resolve the problem.
8.2

4036/2036 Switch LED Indicators

The following table lists the LED indicators and their functions and descriptions of different
states.

Table 14: 4036/2036 Switch LED Indications

LED Name
PWR
Fan
SM
Pwr
Info
Pwr/Fan
SM
Pwr
Info
56
Color Location
Green Front panel-
On each PSU
Green Front panel (fan drawer)
Green Front panel (fan drawer)
Green Front panel (fan drawer)
Green Front panel (fan drawer)
Green Rear panel
Green Rear panel
Green Rear panel
Green Rear panel
Solving Startup Problems
Status Functionality
ON PSU DC OK
OFF PSU DC problem
ON All fans operational, Nominal temperature
OFF None of the fans are working
BLINK At least one fan problem or
high temperature
ON SM is active
OFF SM is not active
BLINK SM is in standby mode
ON System power ok
OFF System power problem
OFF The device does not require attention
BLINK The device requires attention
ON All fans operational, Nominal temperature,
PSUs OK
OFF All fans are not working or power down
BLINK At least one fan problem or
high temperature, One PSU problem
ON SM is active
OFF SM is not active
BLINK SM is in standby mode
ON System power ok
OFF System power problem
OFF The device does not require attention
BLINK The device requires attention
Operation
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