Juniper Networks G10 CMTS manual NIC Module LEDs, Color Function

NIC Module

Table 21: NIC Module LEDs

LED	Color	Function
Pull	Red	On—Module software is in a safe state; module can be
		removed.
		LED is on during power up and off during normal
		operation.
0 through 23	Green	On—Successful link of the corresponding Ethernet
		interface.
		FLASHING—Activity on corresponding channel.
		LEDs are off during power up.
GB0	Green	On—Successful link of corresponding Gigabit Ethernet
GB1		interface.
		LED is off during power up.
CLK	Green	Not used.
		LED is on during power up and off during normal
		operation.
PWR	Green	On—Power is applied to the module.
		LED is on during power up.
RTM	Green	On—Continuity is established with NIC Access Module
		(Rear Transition Module).
		LED is on during power up.
OK	Green	On—Successful initialization of module completed.
		LED is off during power up and on after initialization is
		completed.
EXT FLT	Amber	On—One or more of the FE or GE ports is enabled, but
		unused.
		LED is on during power up.
INT FLT	Amber	On—Failure detected in the module.
		LED is on during power up.
Hot SWP	Blue	On—Module is ready to be removed. Illuminates after the
		ejector release is pressed. During hot insertion, LED is on
		until ejectors are locked.
		Off during power up.

When the single-mode (long-range—80 km) GBIC module is used in the NIC Module and there is no link activity on the Gigabit Ethernet port, the LEDs GB0 and GB1 might dimly flicker. This is normal.

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Hardware Component Overview 47