Cisco ASR 9910 Podręcznik - Strona 10
Przeglądaj online lub pobierz pdf Podręcznik dla Sprzęt sieciowy Cisco ASR 9910. Cisco ASR 9910 44 stron. Replacing cisco asr 9000 series router components
Drukuj stronę- 1. Field Replaceable Units
- 2. Online Insertion and Removal
- 3. Powering off the Router
- 4. Replacing the Chassis Air Filter
- 5. Required Tools and Equipment
- 6. Removing a Fan Tray
- 7. Installing a Fan Tray
- 8. Disconnecting AC Power
- 9. Reconnecting AC Power
- 10. Disconnecting DC Power
- 11. Reconnecting DC Power
Removing and Replacing the Fan Trays
• For the Cisco ASR 9006 Router and Cisco ASR 9904 Router, tighten the thumb screw to secure the filter
• For the Cisco ASR 9922 Router (version 1 air filter) and Cisco ASR 9912 Router, tighten the thumb
Note
Caution
Removing and Replacing the Fan Trays
Prerequisites
• For the Cisco ASR 9010 Router remove the accessory grill before removing and replacing the fan trays.
• For the Cisco ASR 9906 Router, Cisco ASR 9922 Router and Cisco ASR 9912 Router, remove the fan
Required Tools and Equipment
• 6-inch long number 2 Phillips screwdriver (torque 10 in-lb)
Removing a Fan Tray
Follow these steps to remove and replace the fan trays:
Caution
Never unplug all the fan trays at the same time.
Caution
Be sure that the fans have stopped running before removing the fan tray. The fans can take from 3 to 5 seconds
to completely stop running after disengaging the fan tray latch. Handling the fan tray before the fans have
stopped running could cause fingertip injury.
Replacing Cisco ASR 9000 Series Router Components
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to the chassis.
screws that attach the inner frame to the air filter and re-attach the three air filters to the front of the
chassis. For the Cisco ASR 9922 Router (version 2 air filter) tighten the thumb screws that attach the
inner frame to the left and right air filters only. Attach the new center air filter, with arrows pointing
upwards, and re-attach both side filters to the front of the chassis.
For the version 2 air filter on the Cisco ASR 9922 Router, the center does not have thumb screws
because it does not have replaceable foam media.
Align and seat the door carefully to avoid damaging the EMI-preventive gaskets on the door. The
air filter door must be closed and secured at all times to maintain correct EMI performance.
tray cover before removing the fan trays for replacement.
Replacing Cisco ASR 9000 Series Router Components