Cisco Modular Gigabit Ethernet Line Card I Operating and maintenance instructions

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InsertinganEPAintoaModularGigabitEthernet
Line Card
December 16, 2005
Document Part Number: 78-17296-01 A0
To insert an EPA into the Modular Gigabit Ethernet line card, follow these steps:
Warning You must use an ESD-preventive wrist or ankle strap to do this procedure. Attach an ESD-preventive
wrist or ankle strap and follow its directions for use, before you do this procedure.
Step 1 First, read the yellow caution label on the EPA. Figure 1 shows a sample of this caution label.
Figure 1 Locations of Labels and Reference Points on the EPA
Caution The connectors must be engaged without any angular misalignment. Engaging the connectors at an angle
will cause damage to the connectors.
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ATTENTION:
USE CARE DURING INSTALLATION OF EPA CARD,
MIS-ALIGNMENT CAN CAUSE DAMAGE TO THE
CONNECTOR AT THE UNDERSIDE REAR OF THE PCB.
MAKE SURE THAT THE CONNECTOR IS FULLY
ENGAGED BY PUSHING DOWN ON THE 2X LABELS
BEFORE INSTALLATION OF FRONT PANEL SCREWS (2X).
DO NOT APPLY EXCESSIVE FORCETO THE FRONT
PANEL OR TOP SURFACE DURING INSTALLATION OR
DAMAGE CAN OCCUR TOTHE PCB CONNECTOR.

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Inserting an EPA into a Modular Gigabit Ethernet Line Card 78-17296-01 A0
Step 2 Ensure that the connector guide pins are aligned, and mate the connector of the EPA to the connector on
the line card, as shown in Figure 2 and Figure 3.Figure 3 shows two side views of the EPA and line card.
Figure 2 Mating the Connector of the EPA to the Line Card
Figure 3 Side Views - Mating the Connector of the EPA to the Line Card
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Inserting an EPA into a Modular Gigabit Ethernet Line Card
78-17296-01 A0
Step 3 Ensure that the connector guide pins are aligned. Once the connector is engaged, apply gentle pressure
with your thumbs to the two rear outer corners of the EPA, as shown in Figure 4 and Figure 5.
Figure 4 Press on the Rear Outer Corners of the EPA
Figure 5 Rear Outer Corners of the EPA (Close-up)
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Inserting an EPA into a Modular Gigabit Ethernet Line Card 78-17296-01 A0
Step 4 Press gently on the white labels in middle of the outer edge of the EPA as shown in Figure 6 to ensure
that the connector is fully seated.
Figure 6 Press on the White Labels on the EPA
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Inserting an EPA into a Modular Gigabit Ethernet Line Card
78-17296-01 A0
Step 5 Use a Phillips screwdriver to insert and tighten the screw on the EPA, 3 to 5 in-lbs, as shown in Figure 7.
Caution Apply no more than 5 in-lbs of torque when tightening the screw.
Figure 7 Inserting and Tightening the Screw on the EPA
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Inserting an EPA into a Modular Gigabit Ethernet Line Card 78-17296-01 A0
Step 6 Use a Phillips screwdriver to insert and tighten the two screws on the faceplate of the line card,
3 to 5 in-lbs, as shown in Figure 8.
Caution Apply no more than 5 in-lbs of torque when tightening the screw.
Figure 8 Inserting the 2 screws on the Faceplate of the Line Card
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Inserting an EPA into a Modular Gigabit Ethernet Line Card
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