Cisco 1751V Hardware Installation Manual page 81

Appendix D Installing the Virtual Private Network Module
Figure D-1 Removing the Cisco 1751 Chassis Screws
Number 1 Phillips screwdriver
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Turn the router back to its original position (top up).
Gently pull the top of the router (facing toward you) up and away from the bottom
of the router.
At this point, disconnect the fan, which is inside the top of the router chassis, from
the motherboard. Do this by disconnecting the fan cable from the connector
(labeled FAN) on the motherboard.
Installing the VPN Module in a Cisco 1751 Router
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Top of router
Cisco 1751 Router Hardware Installation Guide
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