
LED Status Descri
tion
Flashing yellow Data is being transmitted and/or received.
LPU status LEDs
Table 43 LPU status LEDs
LED Status Description
RUN
Steady green The LPU is faulty.
Off The LPU is faulty or is not in position.
Flashing green (8 times per second) The LPU is registering or starting up.
Flashing green (1 time per second) The LPU is operating correctly.
ALM
Steady red An alarm occurs.
Off No alarm occurs.
MPU status LEDs
The MPU status LEDs vary by MPU model. Table 44 lists the LEDs for the SR02SRP1F3/SR02SRP2F3
MPU.
Table 44 MPU status LEDs
LED Status Description
SFS
Steady green
The switching fabric module is in the working state or is
starting up.
Off
The switching fabric module is in the standby state.
ACT
Steady green
The MPU is in the active state.
Off
The MPU is in the standby state.
RUN
Flashing green (8 times per
second)
The MPU is in the registration state or is starting up.
Flashing green (1 time per
second)
The MPU is operating correctly.
Steady green
The MPU is faulty.
Off
The MPU is faulty or is not in position.
ALM
Steady red
An alarm occurs.
Off
No alarm occurs.
SPC card LEDs
The SPC card LEDs vary by card model.
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