Table 21, Nic module leds – Juniper Networks G10 CMTS User Manual
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Hardware Component Overview
NIC Module
47
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
GB1
Green
On—Successful link of corresponding Gigabit Ethernet
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.