
Region in the image LEDs represented here
3 Back panel fan LEDs
4 Management Port Speed, Management Port Link, Response Port Speed,
Response Port Link
5 Gigabit Ports (SFP) Act, Gigabit Ports (SFP) Link
6 Fail-Open Control Port FO, Fail-Open Control Port Err
7 Bypass LEDs
The front panel LEDs provide status information for the health of the Sensor and the activity on its
ports. The back panel LEDs provide information regarding the Sensor fans and the power supply.
The following tables describe the front and back panel LEDs of M-2750:
LED Status Description
Sys Green
Amber
Sensor is operating.
Sensor is booting. (It could also indicate a system failure.)
Temp Green
Amber
Inlet air temperature measured inside chassis is normal. (Chassis temperature OK.)
Inlet air temperature measured inside chassis is too hot. (Chassis temperature too
hot.)
Flash Green
Off
Activity on external compact flash.
No activity on external compact flash.
Fan Green
Amber
All three fans are operating.
One or more fans have failed.
LED Status Description
Power A
OK
~AC
Green
Amber
Green
Power Supply A is functioning.
Power Supply A is not functioning.
Power Supply in AC mode.
Power B (If present - Not
shown in the picture)
OK
~AC
Green
Amber
Green
Power Supply B is functioning.
Power Supply B is not functioning.
Power Supply in AC mode.
If a power supply is not present, both green and amber LEDs are off.
Fan 1 Green
Amber
Fan 1 is operating.
Fan 1 is not operating.
Fan 2 Green
Amber
Fan 2 is operating.
Fan 2 is not operating.
Fan 3 Green
Amber
Fan 3 is operating.
Fan 3 is not operating.
1
Introducing Network Security Sensors
M-2750 physical description
10
McAfee
®
Network Security Platform M-2750 Sensor Product Guide
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