66
Table 49 Fan tray LED description
OK FAIL
Description
On
Off
The fan tray is operating correctly.
Off
On
The fan tray is faulty.
Off
Off
The fan tray is not powered on.
Power module LEDs
The NSQM1AC2500 power module for the M9000 gateways has one AC LED and one DC LED to
indicate its operating status. The NSQM1DC2400 power module for the M9000 gateways has one
INP OK LED and one DC/FLT LED to indicate its operating status.
Table 50 NSQM1AC2500 power module LED description
LED Status
Description
AC
Off
•
The power module has no power input.
•
The input voltage is too low, and the power module is in self protection
state.
Green
The power input is normal.
DC
Green
The power module is outputting power normally.
Red
The power module is experiencing an output problem, including output
short-circuit, output overcurrent, output overvoltage, input under-voltage, or
remote power off, and has entered the self protection state.
Orange
The power module is in an over-temperature condition and has entered the
self protection state.
Table 51 NSQM1DC2400 power module LED description
LED Status
Description
INP OK
Off
•
The power module has no power input.
•
The input voltage is too low, and the power module is in self protection
state.
Green
The power input is normal.
DC/FLT
Green
The power module is outputting power normally.
Red
The power module is experiencing an output problem, including output
short-circuit, output overcurrent, output overvoltage, input under-voltage, or
remote power off, and has entered the self protection state.
Orange
The power module is in an over-temperature condition and has entered the
self protection state.
