Cisco 7000 Hardware Installation And Maintenance page 282

Interface Processor LEDs
MIP LEDs
After system initialization, the enabled LED (shown in Figure B-14), which is present on all
interface processors, turns on to indicate that the MIP has been enabled for operation.
Figure B-14
The following conditions must be met before the MIP is enabled:
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If any of these conditions is not met, or if the initialization fails for other reasons, the enabled LED
does not turn on.
The three LEDs above each MIP port indicate the following:
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B-278 Cisco 7000 Hardware Installation and Maintenance
MIP LEDs
The MIP contains a valid microcode version that has successfully been downloaded.
The MIP is correctly connected to the backplane and receiving power.
The CxBus recognizes the MIP card.
Local alarm—Indicates a loss of signal, a loss of frame, or unavailability due to excessive errors.
Remote alarm—Indicates a remote alarm is received from the remote end due to a local alarm at
the remote end.
Loop—Indicates controller local loopback.