Cisco Systems 9000 Manual De Usuario

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3-4
Cisco ASR 9000 Series Aggregation Services Router Hardware Installation Guide
Chapter 3      Installing Cards and Modules in the Chassis
Installing Fan Trays
Installing DC Power Modules
Required Tools and Equipment
You need the following tool to perform this task: 
7/16 hex socket and torque wrench, torque 50 in-lb.
Steps
Follow these steps to reinstall the DC power modules back into the chassis (see 
 for the 
version 1 power module or 
 for the version 2 or version 3 power module.
Step 1
Slide the power module into the power tray until it mates with its backplane connector.
Step 2
Secure the module.
a.
Version 1 power module: Pivot the power module door fully to the left until it locks to securely seat 
the power module to its backplane connector.
b.
Version 2 power and version 3 module: Move the handle up and tighten the screw using the 7/16 hex 
socket and torque wrench with the torque set to 50 in-lb.
Caution
To prevent damage to the power tray backplane connector, do not use excessive force when inserting the 
power module into the power tray.
Step 3
Repeat 
 and 
 for the other DC power modules.
Installing Fan Trays
Prerequisites
Install the power modules before installing the fan trays.
Required Tools and Equipment
You need the following tool to perform this task: 
6-inch long number 2 Phillips screwdriver, torque 10 inch-lb.
Steps
Note
If you are installing a fan tray for the Cisco ASR 9010 Router, install the lower fan tray before attaching 
the accessory grill. The lower fan tray slot is located behind the accessory grill. See the