Cisco Catalyst 6500 Series Installation Note page 14

Removing a CFC or DFC3 Daughter Card
Removing the DFC3 Daughter Card
If your WS-X67xx Ethernet module is equipped with a DFC3 daughter card, you must remove it before
you install the DFC4 daughter card.
Warning During this procedure, wear grounding wrist straps to avoid ESD damage to the card. Do not directly
touch the backplane with your hand or any metal tool, or you could shock yourself. Statement 94
To remove the DFC3 daughter card from modules, follow these steps:
Attach an ESD grounding strap to your wrist and to ground.
Step 1
Remove the Ethernet module from the chassis.
Step 2
If you are unsure about the correct procedure for removing a module from the switch chassis, refer to
the
Place the Ethernet module on an antistatic mat with the front of the module facing toward you.
Step 3
If you are upgrading a WS-X6748-GE-TX Ethernet module with a DFC4 daughter card and your
Step 4
WS-X4748-GE-TX module is equipped with a stiffener bracket that goes across the top of the heat sinks
at the front of the module (see
with the CFC daughter card removal procedure. To remove the bracket, follow these substeps:
a.
b.
Do not reinstall the stiffener bracket. After upgrading the WS-X6748-GE-TX Ethernet module with a
Caution
DFC4 daughter card, the bracket can be discarded.
If your DFC daughter card has a small metal installation bracket as shown in
Step 5
Phillips-head screwdriver to remove the two cap nuts and the one screw securing the bracket. Set them
aside along with the bracket. If there is no bracket, just remove the two cap nuts and the one screw.
Remove the remaining installation hardware. (See
Step 6
Note
Catalyst 6500 Series Distributed Forwarding Card 4 for WS-X68xx, WS-X69xx, and Select WS-X67xx Modules Installation Note
14
"Removing an Ethernet Module from the Chassis" section on page 28
Loosen and remove the six phillips-head screws that secure the bracket to the module.
Carefully lift and remove the bracket from the module.
The installation hardware shown in
installation hardware for a DFC3C or a DFC3CXL daughter card consists of 6 screws, 2 cap nuts,
and 1 standoff.
Figure 1), you must first remove the stiffener bracket before continuing
Figure
Figure 4 is for a DFC3B or DFC3BXL daughter card. The
for removal instructions.
Figure
4.)
4, use a No.1
OL-24918-02