Removing The Mpuf; Installing The Mpuf - 3Com MSR 50-40 ROUTER. Installation Manual

Removing the MPUF

Figure 6-6 Loosen the captive screw of MPUF
Figure 6-7 Remove the MPUF
Step 1: Turn off the power switch (or switches if two PSUs are installed).
Step 2: Loosen the captive screws at both sides of the MPUF.
Step 3: Pull the handles at both side of the MPUF outward and gently pull the card out along the guides
until it is completely separated from the chassis.

Installing the MPUF

Step 1: Turn off the power switch (or switches if two PSUs are installed).
Step 2: Align the edges of the MPUF with the guides in the MPUF slot and push the card into the router.
Push the ejector levers at both side of the MPUF inward until they form the smallest degree with the
MPUF panel.
Step 3: Fasten the captive screws on the MPUF.
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