Nortel V2 Release Note page 26

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10 Disconnect the HSI cable from the corresponding link select card.
11 Disconnect the HSI cable from the link module to be replaced.
12 Use the screwdriver to loosen the two captive fasteners on either edge of the link
13 By pulling firmly and gently on the two captive fasteners, remove the link module
14 Place the link module in an anti-static bag or box, and put aside.
15 Remove the replacement link module from its anti-static bag or box.
16 Insert the replacement module by sliding it into the card guides. Push firmly to
17 Re-tighten the captive fasteners.
Magellan Vector 2.0 Release Note, Issue 1.9.1
Perform a SWACT to switch traffic away from the fabric with the link modules
needing replacement, if it is not already on the inactive side of the subswitch, by
performing step 1 from "Preparing the switch for replacement of a link select card"
on page 24.
Locate the link module to be replaced as indicated by the operator.
If the LED status indicator is NOT solid green, go to step 5.
A solid green LED status indicator on the link module indicates that the card is
carrying traffic.Contact the network operator to have traffic switched away from
the link module. Continue with the next step when the LED changes to NOT solid
green.
If the LED status indicator on the link module is flashing green or OFF, go to step
9.
If the LED status indicator on the link module is red, then the HSI cable may be
disconnected or defective.
Check the connections of the HSI cable at the link module and at the link select
card.
Observe the color of the LED:
a. If the LED is now green (solid or flashing) and stays in that state, then inform
the network operator that you completed this procedure.
b. Otherwise continue with step 9.
Place the static wrist strap on your wrist and connect the wrist strap cord to the
ESD jack located below the fabric shelf.
CAUTION
Make sure that you have disconnected both ends of the HSI cable.
module.
from the switch fabric.
seat the link module so that the faceplate is flush with the switch fabric.