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Removing and Replacing the Dust Filter
Note
Step 3
Secure the fan tray to the chassis using the attached captive installation screws. The recommended maximum
torque is 5.5 in.-lb (.62 N-m).
This completes the procedure for installing or replacing the fan tray in a Cisco ASR 907 Router.
For a video walk-through of these instructions, see
http://www.cisco.com/c/en/us/td/docs/routers/asr907/hardware/video/asr907-fantray.html.
For information about connecting cables to the fan tray alarm port, see
For a summary of the LEDs on the fan tray, see
see
Air Flow
Removing and Replacing the Dust Filter
The chassis is shipped with a blank fan filter cover. To install the dust filter:
Procedure
Step 1
Remove the blank fan filter cover (A907-FAN-F=) by unscrewing the captive installation screws at the top
and bottom of the dust filter frame. See the figure below.
Figure 45: Blank Fan Filter
1
LEDs
Cisco ASR 907 Router Hardware Installation Guide
70
When installing the cabling to the RSPs, we recommend that you leave a service loop of extra
cabling sufficient to allow for fan tray removal.
Guidelines.
2
Dummy fan filter
Connecting the Fan Tray Alarm
LED
Summary. For more information about air flow guidelines,
Installing the Cisco ASR 907 Router
Port.
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