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Removing DC Input Power Supplies
Step 2
Remove the chassis top cover by performing the following steps:
a) Remove the fourteen top surface screws on the chassis cover.
b) Remove the two screws from the left side of the chassis and the two screws from the right side of the
chassis.
c) Putting your thumbs in the thumb depression shown in the following figure, slide the cover slightly
backward and lift it off of the chassis.
Figure 19: Cisco ASR 1001-HX Router Top Cover Screw Locations
Thumb depression location
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Step 3
Position the chassis so that you have the most comfortable access to the chassis to remove the fans.
The fans are located at the rear of the chassis.
Step 4
Unplug the six fan connectors from the motherboard.
Removing and Replacing FRUs
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Removing and Replacing FRUs
Removing the Fans from a Cisco ASR 1001-HX Router