Status Indicators; Fan Tray Servicing; Slot Fillers - Cisco ASR 9000 series Reference Manual

Chapter 2 Functional Description
Figure 2-27

Status Indicators

The ASR 9010 Router fan tray has a Run/Fail status LED on the front panel (see
tray status.
The ASR 9006 Router fan tray has a Run/Fail status LED on the front panel to indicate fan tray status.
After fan tray insertion into the chassis, the LED lights up temporarily appearing yellow. During normal
operation:
•
•

Fan Tray Servicing

No cables or fibers need to be moved during installation or removal of the fan tray(s). Replacing fan trays
does not interrupt service.

Slot Fillers

To maintain optimum cooling performance in the chassis and at the slot level, unused slots must be filled
with card blanks or flow restrictors. These slot fillers are simple sheet metal only and are not active.
Software cannot detect their existence.
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D R A F T — C I S C O C O N F I D E N T I A L
ASR 9006 Router Fan Tray
The LED lights green to indicate that all fans in the module are operating normally.
The LED lights red to indicate a fan failure or another fault in the fan tray module. Possible faults
are:
A stopped fan
–
Fans running below required speed to maintain sufficient cooling
–
The controller card has a fault
–
Cisco ASR 9000 Aggregation Services Router Overview and Reference Guide
Cooling System Functional Description
Figure 2-26) to indicate fan
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