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Modifying Your Vanguard 7300 5-29
Removing and Replacing the T3/E3 ATM Card and Rear Transition Module
Removing and Replacing the T3/E3 Rear Transition Module
Introduction The T3/E3 Rear Transition Module provides the physical connector interfaces for
T3/E3 ATM Card functionality.
Note
Be sure to review all applicable warnings and cautions in the “Hot-Swapping
Cards and Modules” section on page 5-2 before you begin.
Removing the
T3/E3 Rear
Transition Module
Use the steps in this table to remove a T3/E3 Rear Transition Module from the
Vanguard 7300 enclosure:
Installing the
T3/E3 Rear
Transition Module
Use the steps in this table to install the T3/E3 Rear Transition Module into the
Vanguard 7300 enclosure:
Step Action
1 Disconnect any cables attached to the module’s connectors.
2 Loosen the captive screws on the T3/E3 Rear Transition Module at the
rear of the Vanguard 7300.
3 To eject the T3/E3 Rear Transition Module, press the two ejector levers
outward at the same time.
4 Carefully slide the T3/E3 Rear Transition Module out of its card rails and
place it on a level surface.
Step Action
1 If applicable, remove the rear chassis cover to access the midplane of the
Vanguard 7300.
2 Open the ejector levers on the T3/E3 Rear Transition Module.
3 Locate the correct slot; the T3/E3 Rear Transition Module should be
installed from the rear in the same slot as the T3/E3 ATM Card.
Align the T3/E3 Rear Transition Module with the card rails on the
Vanguard 7300 chassis.
4 Carefully insert the T3/E3 Rear Transition Module in the card rails and
slide the card until you feel resistance.
5 Simultaneously press the ejector levers inward until they lock.
6 Tighten the captive screws.
7 Reconnect any connector cables.