Avaya MCC1 Maintenance Procedures page 311

Replacing the ribbon cable
The 20-pin ribbon cable connects the RSA to the server system board and is required for power and data
transfer. The ribbon cable is shipped in the same box as the RSA. Replace the ribbon cable before
installing the new RSA card.
Complete the following steps to remove and replace the ribbon cable:
1 Remove one side of the ribbon cable from the system-management connector on the system board
(CN-12) and the other side from the system-management connector on the RSA.
2 Connect one side of the new ribbon cable to J44 on the system board. You will install the other
side of the ribbon cable to the new RSA (see Step 3 in the procedure titled,
RSA card
Removing the adapter support bracket and
riser connector
The RSA card resides in PCI-X slot 1 located under the adapter support bracket. Remove the adapter
support bracket and the riser connector together by performing the following steps:
1 Loosen the captive screw located to the right of the slot labeled PCI 1.
2 The riser connector must be removed by pulling straight up on the adapter support bracket. Place
one finger under the screw on the far end of the riser connector and one finger under the adapter
support bracket near the captive screw and pull straight up, as shown in
RSA from the riser connector,
Maintenance Procedures
December 2003
on page 312).
on page 312.
Installing the new
Figure 92, Removing the
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